ELDAŞ Elektrik Elektronik Sanayi ve Tic.A.Ş.

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2 Page: 2/91 Sincan ANKARA /TURKEY CONTENTS Page No: Contents: 2-3 Test Standards: 4 List of Test Equipment: 5 Short Description of EUT: 6 Inspection Checklist 7-8 Percentage Error Limits Test (Active) 9 Percentage Error Limits Test (Active)(Export) 10 Voltage Variation Testing (Active) Frequency Variation Testing (Active) Harmonics Testing (Active) 19 Severe Voltage Variation Testing 20 Ambient Temperature Variation (Active) Test of No-Load Condition (Active) 25 Initial Start-up of the Meter (Active) 26 Starting Testing (Active) 27 Starting Testing (Active)(Export) 28 Meter Constant (Active) 29 Meter Constant (Active)(Export) 30 Power Consumption Testing (Active) 31 Influence of Short-Time Overcurrents (Active) 32 Influence of Self-Heating (Active) 33 Heating Testing 34 Insulation Testing 35 Operation Of Auxiliary Devices 36 Repeatability (Active) Maximum Permissible Error (MPE) (Active) Percentage Error Limits,Polyphase Meters Carrying a Single-Phase Load (Active) 44 Percentage Error Limits,Polyphase Meters Carrying a Single-Phase Load (Active)(Export) 45 Voltage Unbalance Testing (Active) 46 Reversed Phase Sequence (Active) 47 Immunity to Power Frequency Magnetic Fields of External Origin (Active) 48 Voltage Dips and Short İnterruptions 49 Immunity to Continuous Magnetic Fields of External Origin (Active) 50 Percentage Error Limits Test (Reactive) 51

3 Page: 3/91 Sincan ANKARA /TURKEY CONTENTS Page No: Voltage Variation Testing (Reactive) 52 Frequency Variation Testing (Reactive) 53 Harmonics Testing (Reactive) 54 Ambient Temperature Variation (Reactive) 55 Test of No-Load Condition (Reactive) 56 Initial Start-up of the Meter (Reactive) 57 Starting Testing (Reactive) 58 Meter Constant (Reactive) 59 Power Consumption Testing (Reactive) 60 Influence of Short-Time Overcurrents (Reactive) 61 Influence of Self-Heating (Reactive) 62 Percentage Error Limits,Polyphase Meters Carrying a Single-Phase Load (Reactive) 63 Immunity to Power Frequency Magnetic Fields of External Origin (Reactive) 64 Immunity to Continuous Magnetic Fields of External Origin (Reactive) 65 Damp Heat Cyclic Test 66 Protection against penetration of dust and water 67 Vibration Test 68 Shock Test 69 Cold Test 70 Dry Heat Test 71 Protection Against solar Radiation 72 Resistance to heat and fire 73 Spring Hammer Test 74 Optical Characteristics 75 Mechanical and Electrical Characteristics 76 Radiated Emission 77 Conducted Emission 78 Electrical Fast Transient / Burst Immunity Test 79 Radiated, Radio Frequency, Electromagnetic Field Immunity Test Immunity to Conducted Disturbances, Induced by Radio Frequency Fields 85 Electrostatic Discharge Immunity Test Surge Immunity Test 88 Attachment (C1-C2) RESULTS AND THOUGHT 91

4 Page: 4/91 Sincan ANKARA /TURKEY TEST STANDARDS The tests were performed according to following standards BS EN :2006 EN :2006 BS EN :2006 EN :2006 TS EN :2005 EN :2003 TS EN :2005 EN :2003

5 Page: 5/91 Sincan ANKARA /TURKEY List of Test Equipment The tests were performed using following test equipment. Device/Equipment Name) Brand Serial No Termohygrometer OMKA THG-05 Climatic Chamber FEUTRON Dust room MATEŞ Vibration test device TIRAvib 4320 _ 3227 Rain test device EMS ST-2003 Manometer ORIGA -/1402L05 Glowwıre test device EMS 9805 Reference watt-hour meter Zera D Cooled ıncubator NÜVE A turned bobbin Mateş A turned bobbin Mateş Combined Test Device CT Wave lenght meter Kaizen 3401 Deepfreezer DAIREI Best EMC E Stacked Douple Log-Per.Antenna Schaffner Schwarzbeck SC 9128E 006 Solid State Power Amplifier 15W Bonn Elektronik A Trilog-Broadband Antenna Schwarzbeck N-Dampfungsglied 10dB DC-1GHz Schwarzbeck 9234 Coupling Decoupling EMC Elektronik Ltd Termo Hygrometre -- THG-01 Power Amplifier 55W Milmega Solid State Power Amplifier 50W Bonn Elektronik B Video Monitors Philips M Midi Camera Samsung... Emi Test Reciever Rohde & Schwarz Signal Generator Rohde & Schwarz E Field Probe Ets-Lindgen Lisn EMC Elektronik Ultra Compact Simulator EM Test V ESD Simulator EM Test V

6 Page: 6/91 Sincan ANKARA /TURKEY Short Description of EUT Trademark : ELEKTROMED Type : EC25TPA3CHB Basic Voltage : 3*230/400 V Minumum : 0,15 A Transitional : 0,5 A Reference : 5 A Maximum : 100 A Meter Constant : 1000 imp/kwh, 1000 imp/kvarh Class : Active C, Reactive 2 Phase/Wire Number : 3 Phase/ 4 wire Tariff : Multi Tariff Reference frequency : 50 Hz In Door (IP 51)/Out Door (IP 54) : Out Door (IP 54) Specified Operating range : 3K7 Communication Port : Opt. RS232/RS485/Puls Output Software Version : C2P105BT0 Hardware Version : C2-07/11

7 Page: 7/91 Sincan ANKARA /TURKEY ARTİCLE The meter must have a 'standard' value for voltage, current and frequency. 5.1 The meters shall be designed in such a way to avoid any danger, for electric shocks, excessive temperatures, fire and penetration of dust and water Internal parts may only be accessible after breaking a seal. the cover may only be removed by use of a tool. non-permanent deformation may not influence the meter. Passed (Yes/No) 5.3 The registers must be observed clearly. Y 5.4 Requirements for terminals the material of the terminal block has passed the tests given in ISO 75 for a temperature of 135 C and a pressure of 1,8 Mpa (Method A). 5.5 The terminal cover shall be sealed independently. Y 5.6 See requirements for clearance / creepage distances Y 5.7 Meters of protective class II shall be sufficient isolated (see requirements). Y 5.10 Presentation of measured energy must be clearly by a mechanical/electronical register, containing sufficient elements for 4000 hours running at Imax, while the indication is in kwh or MWh The active tariff shall be indicated, the identification of each tariff applied shall be possible and, for automatic sequencing displays, each display shall be retained for a minimum of 5 s. For testing purposes it shall be possible to increase the resolution to 0,01 times the principal unit At interruption of the tension the indication must be recovered within a period of at least 4 months, 5.11 The meter shall have a test output. Y The maximum pulse frequency shall not exceed 2,5 khz, the pulse transition time shall not exceed 20 µs The wavelength is between 550 nm and 1000 nm. Y All necessary markings shall be put onto the meter Y The meter is marked with a connection diagram Y 5.13 For each meter type, an instruction manual shall be made available including the stated information Inspection Checklist EN REQUİREMENT Y Y Y Y Y Y Y Y Y Y Not Applicable

8 Page: 8/91 Sincan ANKARA /TURKEY Inspection Checklist EN ARTİCLE REQUİREMENT 9 Durability The meter shall be designed to maintain an adequate stability of its metrological characteristics over a period estimated by the manufacturer. 10 Reliability The meter shall be designed to operate reliable. Passed (Yes/No) Y Y Not Applicable

9 Page: 9/91 Sincan ANKARA /TURKEY Test Name:Percentage Error Limits Test Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-21 Applicable Standards:EN Article 8.1, Table-4 SINGLE-PHASE METERS and POLY PHASE METERS with BALANCED LOADS Reference Measured Error Value (%) Percentage Error Limits for Class B ( 5 A) Percantage Reference Cos f = 1 Cos f = 0,5 Cos f = 0,8 Cos f =1 Cos f = 0,5 Cos f = 0,8 Inductive Capacitive Inductive Capacitive ( 5 A) 3% 0, ± 1, % 0,09 0,29 0,22 ± 0,50 ± 0,50 ± 0,50 20% 0,17 0,30 0,08 ± 0,50 ± 0,50 ± 0,50 50% 0,19 0,37 0,16 ± 0,50 ± 0,50 ± 0,50 100% 0,18 0,24 0,15 ± 0,50 ± 0,50 ± 0,50 400% 0,17 0,08 0,17 ± 0,50 ± 0,50 ± 0, % 0,13-0,19 0,16 ± 0,50 ± 0,50 ± 0, % 0,12-0,14 0,13 ± 0,50 ± 0,50 ± 0,50 Imax% 0,10-0,22 0,10 ± 0,50 ± 0,50 ± 0,50

10 Page: 10/91 Sincan ANKARA /TURKEY Test Name:Percentage Error Limits Test (Export) Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-21 Applicable Standards:EN Article 8.1, Table-4 SINGLE-PHASE METERS and POLY PHASE METERS with BALANCED LOADS Reference Measured Error Value (%) Percentage Error Limits for Class B ( 5 A) Percantage Reference Cos f = 1 Cos f = 0,5 Cos f = 0,8 Cos f =1 Cos f = 0,5 Cos f = 0,8 Inductive Capacitive Inductive Capacitive ( 5 A) 3% 0, ± 1, % 0,11 0,21 0,14 ± 0,50 ± 0,50 ± 0,50 20% 0,15 0,23 0,11 ± 0,50 ± 0,50 ± 0,50 50% 0,14 0,28 0,23 ± 0,50 ± 0,50 ± 0,50 100% 0,09 0,31 0,14 ± 0,50 ± 0,50 ± 0,50 400% 0,15 0,14 0,13 ± 0,50 ± 0,50 ± 0, % 0,14 0,12 0,18 ± 0,50 ± 0,50 ± 0, % 0,11 0,05 0,11 ± 0,50 ± 0,50 ± 0,50 Imax% 0,16 0,03 0,06 ± 0,50 ± 0,50 ± 0,50

11 Page: 11/91 Test Name:Voltage Variation Testing Date: Test Method Num: DT-EL-11 Applicable Standards:EN Article 8.5, Table-9 R-S-T Phase Reference (5 A) Measured Error Value (%) at Reference Voltage Error Difference ;between Reference Voltage and ( 90%-110% ) of Reference Voltage 90 % Va 110 % Va Max. Error Difference (%)Given in Article 8.3 Cos f = 1 Cos f = Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 0,5 Inductive Inductive Inductive 3% 0,12 Endüktif -- 0, , , % 0,09 0,29 0,06 0,28 0,08 0,05 0,20 0,40 20% 0,17 0,30 0,05 0,10 0,03 0,17 0,20 0,40 50% 0,19 0,37 9,00 0,11 0,05 0,05 0,20 0,40 100% 0,18 0,24 0,11 0,02 0,08 0,14 0,20 0,40 400% 0,17 0,08 0,12 0,09 0,07 0,04 0,20 0, % 0,13-0,19 0,04 0,02 0,04 0,20 0,20 0, % 0,12-0,14 0,05 0,02 0,04 0,21 0,20 0,40 Imax% 0,10-0,22 0,07 0,04 0,06 0,14 0,20 0,40 Reference (5 A) 10% 20% 50% 100% 400% 800% 1200% Imax% Measured Error Value (%) at Reference Voltage Error Difference ;between Reference Voltage and ( 90%-110% ) of Reference Voltage 90 % Va 110 % Va Max. Error Difference (%)Given in Article 8.3 Cos f = 0,8 Cos f = 0,8 Cos f = 0,8 Cos f = 0,8 Capacitive Capacitive Capacitive Capacitive 0,22 0,12 0,10 1,00 0,08 0,13 0,08 1,00 0,16 0,08 0,07 1,00 0,15 0,14 0,11 1,00 0,17 0,12 0,12 1,00 0,16 0,14 0,11 1,00 0,13 0,09 0,09 1,00 0,10 0,07 0,05 1,00

12 Page: 12/91 Test Name:Frequency Variation Testing Date: Test Method Num: DT-EL-12 Applicable Standards:EN Article 8.5, Table-9 R-S-T Phase Reference (5 A) Measured Error Value (%) at Reference Frequency Error Difference ;between Reference Frequency and ( 98%-102% ) of Reference Frequency % 98 Fa % 102 Fa Max. Error Difference (%)Given in Article 8.3 Cos f = 1 Cos f = 1 Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive 3% 0, , , , % 0,09 0,29 0,04 0,19 0,04 0,31 0,20 0,20 20% 0,17 0,30 0,10 0,18 0,10 0,03 0,20 0,20 50% 0,19 0,37 0,05 0,10 0,01 0,03 0,20 0,20 100% 0,18 0,24 0,05 0,05 0,02 0,05 0,20 0,20 400% 0,17 0,08 0,07 0,10 0,05 0,04 0,20 0, % 0,13-0,19 0,20 0,05 0,02 0,09 0,20 0, % 0,12-0,14 0,01 0,07 0,01 0,11 0,20 0,20 Imax% 0,10-0,22 0,13 0,31 0,04 0,38 0,20 0,20 Reference (5 A) 10% 20% 50% 100% 400% 800% 1200% Imax% Measured Error Value (%) at Reference Voltage Error Difference ;between Reference Frequency and ( 98%-102% ) of Reference Frequency % 98 Fa % 102 Fa Max. Error Difference (%)Given in Article 8.3 Cos f = 0,8 Cos f = 0,8 Cos f = 0,8 Cos f = 0,8 Capacitive Capacitive Capacitive Capacitive 0,22 0,08 0,07 1,00 0,08 0,05 0,06 1,00 0,16 0,07 0,09 1,00 0,15 0,11 0,09 1,00 0,17 0,09 0,08 1,00 0,16 0,12 0,07 1,00 0,13 0,11 0,06 1,00 0,10 0,12 0,08 1,00

13 Page: 13/91 Test Name:Voltage Variation Testing Date: Test Method Num: DT-EL-11 Applicable Standards:EN Article 8.5, Table-9 R Phazse Measured Error Value (%) at Reference Voltage Error Difference ;between Reference Voltage and ( 90%-110% ) of Reference Voltage Max. Error Difference (%)Given in Article 8.3 Reference 90 % Va 110 % Va (5 A) Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive 10% 0,34 Endüktif 0,57 0,17 0,37 0,11 0,13 0,30 0,50 20% 0,41 0,57 0,08 0,34 0,16 0,24 0,30 0,50 50% 0,35 0,49 0,80 0,22 0,15 0,26 0,30 0,50 100% 0,31 0,35 0,11 0,15 0,08 0,15 0,30 0,50 Imax% 0,42 0,05 0,14 0,30 0,21 0,22 0,30 0,50

14 Page: 14/91 Test Name:Voltage Variation Testing Date: Test Method Num: DT-EL-11 Applicable Standards:EN Article 8.5, Table-9 S Phase Measured Error Value (%) at Reference Voltage Error Difference ;between Reference Voltage and ( 90%-110% ) of Reference Voltage Max. Error Difference (%)Given in Article 8.3 Reference 90 % Va 110 % Va (5 A) Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive 10% 0,27 Endüktif 0,59 0,10 0,09 0,07 0,08 0,30 0,50 20% 0,30 0,54 0,03 0,13 0,05 0,17 0,30 0,50 50% 0,34 0,70 0,11 0,04 0,02 0,02 0,30 0,50 100% 0,40 0,64 0,18 0,05 0,05 0,04 0,30 0,50 Imax% 0,48 0,75 0,25 0,15 0,24 0,35 0,30 0,50

15 Page: 15/91 Test Name:Voltage Variation Testing Date: Test Method Num: DT-EL-11 Applicable Standards:EN Article 8.5, Table-9 T Phase Measured Error Value (%) at Reference Voltage Error Difference ;between Reference Voltage and ( 90%-110% ) of Reference Voltage Max. Error Difference (%)Given in Article 8.3 Reference 90 % Va 110 % Va (5 A) Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive 10% 0,04 Endüktif -0,18 0,13 0,05 0,19 0,11 0,30 0,50 20% -0,18-0,16 0,21 0,17 0,20 0,06 0,30 0,50 50% -0,03-0,06 0,10 0,03 0,13 0,23 0,30 0,50 100% -0,07 0,00 0,12 0,04 0,14 0,16 0,30 0,50 Imax% 0,11-0,14 0,18 0,14 0,09 0,09 0,30 0,50

16 Page: 16/91 Test Name:Frequency Variation Testing Date: Test Method Num: DT-EL-12 Applicable Standards:EN Article 8.5, Table-9 R Phase Reference (5 A) Measured Error Value (%) at Reference Frequency Error Difference ;between Reference Frequency and ( 98%-102% ) of Reference Frequency % 98 Fa % 102 Fa Max. Error Difference (%)Given in Article 8.3 Cos f = 1 Cos f = 1 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Inductive Inductive 10% 0,34 0,57 0,14 0,40 0,17 0,37 0,30 0,30 20% 0,41 0,57 0,21 0,14 0,16 0,32 0,30 0,30 50% 0,35 0,49 0,15 0,15 0,13 0,22 0,30 0,30 100% 0,31 0,35 0,08 0,03 0,11 0,13 0,30 0,30 Imax% 0,42 0,05 0,24 0,40 0,24 0,21 0,30 0,30

17 Page: 17/91 Test Name:Frequency Variation Testing Date: Test Method Num: DT-EL-12 Applicable Standards:EN Article 8.5, Table-9 S Phase Reference (5 A) Measured Error Value (%) at Reference Frequency Error Difference ;between Reference Frequency and ( 98%-102% ) of Reference Frequency % 98 Fa % 102 Fa Max. Error Difference (%)Given in Article 8.3 Cos f = 1 Cos f = 1 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Inductive Inductive 10% 0,27 0,59 0,07 0,22 0,08 0,35 0,30 0,30 20% 0,30 0,54 0,05 0,20 0,10 0,39 0,30 0,30 50% 0,34 0,70 0,11 0,06 0,07 0,07 0,30 0,30 100% 0,40 0,64 0,18 0,04 0,17 0,13 0,30 0,30 Imax% 0,48 0,75 0,23 0,26 0,18 0,23 0,30 0,30

18 Page: 18/91 Test Name:Frequency Variation Testing Date: Test Method Num: DT-EL-12 Applicable Standards:EN Article 8.5, Table-9 T Phase Reference (5 A) Measured Error Value (%) at Reference Frequency Error Difference ;between Reference Frequency and ( 98%-102% ) of Reference Frequency % 98 Fa % 102 Fa Max. Error Difference (%)Given in Article 8.3 Cos f = 1 Cos f = 1 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Inductive Inductive 10% 0,04-0,18 0,17 0,25 0,22 0,22 0,30 0,30 20% -0,18-0,16 0,11 0,43 0,13 0,06 0,30 0,30 50% -0,03-0,06 0,04 0,18 0,08 0,16 0,30 0,30 100% -0,07 0,00 0,04 0,16 0,12 0,14 0,30 0,30 Imax% 0,11-0,14 0,10 0,21 0,21 0,16 0,30 0,30

19 Page: 19/91 Test Name:Harmonics Testing Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-09, DT-EL-23, DT-EL-22, DT-EL-01 Applicable Standards:EN Article 8.5, Table-9 Harmonic Components in the and Voltage Circuits: (Article 8.5, Table- 9) Test Difference between Measured Errors % 50 I max 0,38 Max.Error Difference Given in Article 8.5 0,8 DC and Even Harmonics in the A.C Circuit: (Article 8.5, Table- 9) Test Difference between Measured Errors Max.Error Difference Given in Article 8.5 I max / 2 0,62 3,0 Odd Harmonics in the A.C. Circuit: (Article 8.5, Table-9) Test Difference between Measured Errors Max.Error Difference Given in Article I tr 0,41 3,0 Sub-Harmonics in the A.C. Circuit :(Article 8.5, Table-9) Test 5 I tr Difference between Measured Errors 0,76 Max.Error Difference Given in Article 8.5 3,0

20 Page: 20/91 Test Name: Severe Voltage Variation Testing Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-47 Applicable Standards:EN Article 8.5, Table-9 Reference ( 5 A) Measured Error Value (%) at Reference Voltage Cos f = 1 Cos f = 0,5 Endüktif Error Difference ;between Reference Voltage and ( 0,8 U n -1,15 U n ) of Reference Voltage 0,8 U n 1,15 U n Cos f = 1 Cos f = 0,5 Inductive Cos f = 1 Cos f = 0,5 Inductive Max. Error Difference (%)Given in Article 8.5 Cos f = 1 Cos f = 0,5 Inductive 10 I tr 0,18 0,24 0,08 0,12 0,09 0,07 2,10 3,00 Measured Error Reference Test Difference % Voltage ( 5 A) Cos f = 1 Cos f = 0,5 Inductive 10 I tr 0,7 U n 0,13-0,40 10 I tr 0,6 U n -0,08-0,50 10 I tr 0,5 U n -0,17-0,71 10 I tr 0,4 U n -0,35-0,83 10 I tr 0,3 U n -0,68-1,06 10 I tr 0,1 U n -7,29-7,28 10 I tr 0,09 U n ,31 0,14 0,07 Max. Error Difference (%)Given in Article 8.5 Cos f = 1 Cos f = 0,5 Inductive

21 Page: 21/91 Test Name:Ambient Temperature Variation Date: Test Method Num: DT-EL-05 Applicable Standards:EN Article 8.3, Table-6 R-S-T Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Max measured additional error Value of for each Power Factor Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 I min = 0,15A 1, ±1,9 I tr = 0,5A 0,96 0,98 0,60 ±1,9 I ref = 5A 1,00 0,85 0,63 ±1,9 I max = 100A 1,36 0,84 0,75 ±1,9 I min = 0,15A 0, ±1,4 I tr = 0,5A 0,74 0,77 0,58 ±1,4 I ref = 5A 0,90 0,74 0,54 ±1,4 I max = 100A 1,15 0,71 0,60 ±1,4 I min = 0,15A 0, ±1,0 I tr = 0,5A 0,55 0,75 0,61 ±1,0 I ref = 5A 0,46 0,66 0,40 ±1,0 I max = 100A 0,58 0,72 0,29 ±1,0 I min = 0,15A 0, ±0,5 I tr = 0,5A 0,31 0,33 0,38 ±0,5 I ref = 5A 0,10 0,54 0,40 ±0,5 I max = 100A 0,15 0,41 0,45 ±0,5 I min = 0,15A 0, ±0,5 I tr = 0,5A 0,13 0,19 0,12 ±0,5 I ref = 5A 0,18 0,23 0,14 ±0,5 I max = 100A 0,22 0,17 0,10 ±0,5 I min = 0,15A 0, ±1,0 I tr = 0,5A 0,41 0,66 0,26 ±1,0 I ref = 5A 0,36 0,72 0,34 ±1,0 I max = 100A 0,52 0,85 0,34 ±1,0 I min = 0,15A 0, ±1,4 I tr = 0,5A 0,77 0,84 0,49 ±1,4 I ref = 5A 0,64 0,78 0,42 ±1,4 I max = 100A 0,60 0,88 0,26 ±1,4 I min = 0,15A 1, ±1,9 I tr = 0,5A 1,80 0,94 0,58 ±1,9 I ref = 5A 1,47 1,02 0,51 ±1,9 I max = 100A 1,45 0,93 0,45 ±1,9 Limits of Additional Percentage Error for Class C Cos f=0,5ind-08cap. -- ±3,1 ±3,1 ±3,1 -- ±2,4 ±2,4 ±2,4 -- ±1,6 ±1,6 ±1,6 -- ±0,9 ±0,9 ±0,9 -- ±0,9 ±0,9 ±0,9 -- ±1,6 ±1,6 ±1,6 -- ±2,4 ±2,4 ±2,4 -- ±3,1 ±3,1 ±3,1

22 Page: 22/91 Test Name:Ambient Temperature Variation Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-05 Applicable Standards:EN Article 8.3, Table-6 R Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Max measured additional error for each Power Factor Value of Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 I tr = 0,5A 1,65 1,15 -- ±1,9 I ref = 5A 1,22 1,23 -- ±1,9 I max = 100A 1,34 1,22 -- ±1,9 I tr = 0,5A 0,90 0,95 -- ±1,4 I ref = 5A 0,91 0,83 -- ±1,4 I max = 100A 0,99 0,88 -- ±1,4 I tr = 0,5A 0,71 0,85 -- ±1,0 I ref = 5A 0,73 0,77 -- ±1,0 I max = 100A 0,68 0,76 -- ±1,0 I tr = 0,5A 0,46 0,64 -- ±0,5 I ref = 5A 0,42 0,69 -- ±0,5 I max = 100A 0,37 0,68 -- ±0,5 I tr = 0,5A 0,21 0,20 -- ±0,5 I ref = 5A 0,22 0,17 -- ±0,5 I max = 100A 0,24 0,18 -- ±0,5 I tr = 0,5A 0,44 0,36 -- ±1,0 I ref = 5A 0,41 0,68 -- ±1,0 I max = 100A 0,52 0,74 -- ±1,0 I tr = 0,5A 0,75 0,94 -- ±1,4 I ref = 5A 0,72 0,88 -- ±1,4 I max = 100A 0,79 0,83 -- ±1,4 I tr = 0,5A 1,41 1,13 -- ±1,9 I ref = 5A 1,45 1,11 -- ±1,9 I max = 100A 1,51 1,03 -- ±1,9 Limits of Additional Percentage Error for Class C Cos f=0,5ind ±3,1 ±3,1 ±3,1 ±2,4 ±2,4 ±2,4 ±1,6 ±1,6 ±1,6 ±0,9 ±0,9 ±0,9 ±0,9 ±0,9 ±0,9 ±1,6 ±1,6 ±1,6 ±2,4 ±2,4 ±2,4 ±3,1 ±3,1 ±3,1

23 Page: 23/91 Test Name:Ambient Temperature Variation Date: Test Method Num: DT-EL-05 Applicable Standards:EN Article 8.3, Table-6 S Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Max measured additional error for each Power Factor Value of Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 I tr = 0,5A 1,37 1,45 -- ±1,9 I ref = 5A 1,35 1,33 -- ±1,9 I max = 100A 1,38 1,41 -- ±1,9 I tr = 0,5A 1,01 0,95 -- ±1,4 I ref = 5A 1,05 0,93 -- ±1,4 I max = 100A 1,16 0,88 -- ±1,4 I tr = 0,5A 0,71 0,85 -- ±1,0 I ref = 5A 0,73 0,82 -- ±1,0 I max = 100A 0,68 0,79 -- ±1,0 I tr = 0,5A 0,21 0,44 -- ±0,5 I ref = 5A 0,14 0,36 -- ±0,5 I max = 100A 0,19 0,25 -- ±0,5 I tr = 0,5A 0,24 0,33 -- ±0,5 I ref = 5A 0,13 0,31 -- ±0,5 I max = 100A 0,19 0,29 -- ±0,5 I tr = 0,5A 0,31 0,54 -- ±1,0 I ref = 5A 0,37 0,51 -- ±1,0 I max = 100A 0,33 0,47 -- ±1,0 I tr = 0,5A 1,19 0,85 -- ±1,4 I ref = 5A 1,24 0,89 -- ±1,4 I max = 100A 1,36 0,92 -- ±1,4 I tr = 0,5A 1,49 1,53 -- ±1,9 I ref = 5A 1,54 1,55 -- ±1,9 I max = 100A 1,31 1,65 -- ±1,9 Limits of Additional Percentage Error for Class C Cos f=0,5ind ±3,1 ±3,1 ±3,1 ±2,4 ±2,4 ±2,4 ±1,6 ±1,6 ±1,6 ±0,9 ±0,9 ±0,9 ±0,9 ±0,9 ±0,9 ±1,6 ±1,6 ±1,6 ±2,4 ±2,4 ±2,4 ±3,1 ±3,1 ±3,1

24 Page: 24/91 Test Name:Ambient Temperature Variation Date: Test Method Num: DT-EL-05 Applicable Standards:EN Article 8.3, Table-6 T Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Max measured additional error for each Power Factor Value of Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 I tr = 0,5A 1,55 1,45 -- ±1,9 I ref = 5A 1,09 1,56 -- ±1,9 I max = 100A 1,33 1,54 -- ±1,9 I tr = 0,5A 1,16 0,95 -- ±1,4 I ref = 5A 0,91 0,88 -- ±1,4 I max = 100A 1,21 0,91 -- ±1,4 I tr = 0,5A 0,71 0,77 -- ±1,0 I ref = 5A 0,78 0,79 -- ±1,0 I max = 100A 0,53 0,65 -- ±1,0 I tr = 0,5A 0,34 0,61 -- ±0,5 I ref = 5A 0,40 0,67 -- ±0,5 I max = 100A 0,31 0,56 -- ±0,5 I tr = 0,5A 0,17 0,51 -- ±0,5 I ref = 5A 0,11 0,53 -- ±0,5 I max = 100A 0,19 0,47 -- ±0,5 I tr = 0,5A 0,21 0,41 -- ±1,0 I ref = 5A 0,33 0,56 -- ±1,0 I max = 100A 0,24 0,74 -- ±1,0 I tr = 0,5A 0,32 0,88 -- ±1,4 I ref = 5A 0,69 0,78 -- ±1,4 I max = 100A 0,44 0,83 -- ±1,4 I tr = 0,5A 1,10 1,33 -- ±1,9 I ref = 5A 1,12 1,45 -- ±1,9 I max = 100A 0,76 1,21 -- ±1,9 Limits of Additional Percentage Error for Class C Cos f=0,5ind ±3,1 ±3,1 ±3,1 ±2,4 ±2,4 ±2,4 ±1,6 ±1,6 ±1,6 ±0,9 ±0,9 ±0,9 ±0,9 ±0,9 ±0,9 ±1,6 ±1,6 ±1,6 ±2,4 ±2,4 ±2,4 ±3,1 ±3,1 ±3,1

25 Page: 25/91 Test Name:Test of No-Load Condition Date: Test Method Num: DT-EL-16 Applicable Standards:EN Article When the voltage is applied with 115% of reference voltage and no current in the circuit, the test out put of the meter shall not produce more than one (1) pulse. The meter produces pulse The minumum test period: 15,09 min. k.m.u test.i st k = 1000 İmp/Kwh m = 3 U test = 230 * 1,15 = 265 V I st = 0,02 A

26 Page: 26/91 Test Name:Initial Start-up of the Meter Date: Test Method Num: DT-EL-17 Applicable Standards:EN Article The meter functionaled with in '' 3...'' after the reference voltage is applied to the meter terminals. The meter shall be funtional with in 5 s after the reference voltage is applied to the meter terminals.

27 Page: 27/91 Test Name:Starting Testing Date: Test Method Num: DT-EL-02 Applicable Standards:EN Article , Table 15 Reference (5 A) Cos f did start did register Given in Table 15 0,04 I tr 1 started registered The meter shall start continue to register The meter shal start and continue to register at the starting current value.

28 Page: 28/91 Test Name:Starting Testing (Export) Date: Test Method Num: DT-EL-02 Applicable Standards:EN Article , Table 15 Reference (5 A) did start Cos f did register Given in Table 15 0,04 I tr 1 started registered The meter shall start continue to register The meter shal start and continue to register at the starting current value.

29 Page: 29/91 Test Name:Meter Constant Date: Test Method Num: DT-EL-04 Applicable Standards:EN Article The relation between the test output and indication in the display shall comply with the marking on the name - plate. The difference of the percentage error determined from the test output and by reading the register shall be less than 1/10 th of the limit of percentage error at reference conditions. This shall be verified by measuring a sufficient amount of energy, and observing the test output and reading the display. The test at reference conditions shall be performed. Reference Voltage : 230 V Reference : 5 A Power Factor : cosf=1 Imp / kwh : 1000 Imp/kWh Class : C Test Output (Pulse) Register (W) (%) Error 1000 P = 1000 W 999,9 0,01 Limits of error (%) for meters of class index A B C 0,2 0,1 0,05 % Error = Register (W) - Test Output (W) Teat Output (W) X 100

30 Page: 30/91 Test Name:Meter Constant (Export) Date: Test Method Num: DT-EL-04 Applicable Standards:EN Article The relation between the test output and indication in the display shall comply with the marking on the name - plate. The difference of the percentage error determined from the test output and by reading the register shall be less than 1/10 th of the limit of percentage error at reference conditions. This shall be verified by measuring a sufficient amount of energy, and observing the test output and reading the display. The test at reference conditions shall be performed. Reference Voltage : 230 V Reference : 5 A Power Factor : cosf=1 Imp / kwh : 1000 Imp/kWh Class : C Test Output (Pulse) Register (W) (%) Error 1000 P = 1000 W 999,9 0,01 Limits of error (%) for meters of class index A B C 0,2 0,1 0,05 % Error = Register (W) - Test Output (W) Teat Output (W) X 100

31 Page: 31/91 Test Name:Power Consumption Testing Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-10 Applicable Standards:EN Article The active and apparent power loss in each voltage circuit of a meter at reference voltage, reference temperature and reference frequency shall not exceed the values shown in table. Power Consumption in each Voltage Circuit R : 0,17 W / 0,7 VA S : 0,28 W / 1,02 VA T : 0,34 W / 0,96 VA Max.Power Consumption in each Voltage Circuit Given in W and 10 VA R: 0,25 * 3,05 ma * 230 V = 0,17 W R: 3,05 ma * 230 V = 0,7 VA S: 0,28 * 4,45 ma * 230 V = 0,28 W S: 4,45 ma * 230 V = 1,02 VA T: 0,36 * 4,21 ma * 230 V = 0,34 W T: 4,21 ma * 230 V = 0,96 VA - The apparent power taken by each current circuit of a meter at reference current, reference frequency and reference temperature shall not exceed the values shown in table. Power Consumption in Circuits R : 0,029 VA S : 0,030 VA T : 0,029 VA Max.Power Consumption in current Circuit Given in ,0 VA R: 5,9 mv * 5 A = 0,029 VA S: 6,1 mv * 5 A = 0,030 VA T: 5,8 mv * 5 A = 0,029 VA

32 Page: 32/91 Test Name:Influence of Short-Time Overcurrents EUT: EC25TPA3CHB(B /02) Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-06 Applicable Standards:EN Article 8.6 Value of Cos f Error Difference (%) between ;before Overcurrents and after Overcurrents. Max.Error Difference, Given in Article 8.6 (10 I tr ) 1 0,21 1,5

33 Page: 33/91 Test Name:Influence of Self-Heating Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-07 Applicable Standards:EN Article Value I max Cos f Measured Error Value (%) Maximum Error Difference Article Firstly Measured Given in ,24 0,28 0,31 0,38 0,39 0,4 0,41 0,17 0,2 0,5 Ind. 0,38 0,35 0,30 0,29 0,22 0,20 0,20 0,18 0,2

34 Page: 34/91 Test Name:Heating Testing Date: Test Method Num: DT-EL-08 Applicable Standards:EN Article EN Article 7.2 While the ambient temperature is 40 C the meter rated max. current and 1,15 times the reference voltage, tested.the duration of the test is two( 2) hours. The temperature rise of the external surface shall not exceed 25 K. Position of the sensor at the terminal block Back side near terminals Back side in the middle Temperature at the start ( C) Temparature after 2 hours ( C) Variation ( C)

35 Page: 35/91 Test Name:Insulation Testing EUT: EC25TPA3CHB(B /02) Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-15 Applicable Standards:EN Article 7.3.3, EN Article , , a) Impulse Voltage Tests for Circuits and between the Circuits : (Article ) İmpulse Waveform :1,2/50 impulse specified in IEC Voltage Rise Time: ± 30% Voltage Fall Time : ± 20 % Source İmpedance : ( 500 Ω ± 50 Ω ) Source Energy : ( 0,5 J ±0,05 J) Test Voltage: In accordance with Table 3a or 3b 6 kv + 0 Test Voltage Tolerance: % 10 For each test, the impulse voltage is applied ten times with one polarity and then repeated with the other polarity.the minumum time between the impulses shall be 3 s. After the test ;the meter shall show no damage and shall operate correctly. After the test the percentage errors shall not exceed the limits given in Table-6 Remark: Test was applied to current and voltage circuits according to EN Article Result: Positive b) Impulse Voltage Test of Electric Circuits Relative to Earth: (Article ) The impulse voltage applied between all the electric circuits and earth. Duringthe test no flashover, distruptive, discharge or puncture shall occur. Remark: Test was applied to current and voltage circuits according to EN Article Result: Positive c) A.C Voltage Test: (EN Article:7.3.4) The test voltage shall be 4kV and applied for 1 minute between parts of the meter which given in Table -5. During the test no flashover, disruptive discharge or puncture shall occur. Remark: Test was applied to current and voltage circuits, auxiliary circuits was connected to earth. Result: Positive

36 Page: 36/91 Test Name: Operation Of Auxiliary Devices Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-48 Applicable Standards:EN Article 8.5, Table 9 Value of Error without operation of accessories (%) Error with communication via the optical port (%) Error Difference (%) Max.Error Difference, Given in Article 8.5 I min (Cos f = 1) 0,12-0,04 0,08 0,5 Value of Error without operation of accessories (%) Error with communication via the computer (%) Error Difference (%) Max.Error Difference, Given in Article 8.5 I min (Cos f = 1) 0,12-0,01 0,11 0,5

37 Page: 37/91 Sincan ANKARA /TURKEY Test Name:Repeatability Date: Test Method Num: DT-EL-45 Applicable Standards:EN Article 8.2 The application of the same measurand under the same conditions of measurements shall result in the close agreement of the successive measurements. The repeatability at any test point shall be better than 1/10 th of the limit of percentage error at reference conditions. THREE-PHASE METERS (R-S-T) Measured Additional Error Value Percentage Error Limits for Class B (%) 10 Cos f = 0,5 Cos f = 0,8 Cos f = 0,5 Cos f = 0,8 Cos f = 1 Cos f =1 Inductive Capacitive Inductive Capacitive I min 0, ± 0, I tr 0,045 0,040 0,035 ± 0,05 ± 0,05 ± 0,05 10 I tr 0,020 0,005 0,015 ± 0,05 ± 0,05 ± 0,05 I max 0,040 0,045 0,045 ± 0,05 ± 0,05 ± 0,05

38 Page: 38/91 Sincan ANKARA /TURKEY Test Name:Repeatability Date: Test Method Num: DT-EL-45 Applicable Standards:EN Article 8.2 The application of the same measurand under the same conditions of measurements shall result in the close agreement of the successive measurements. The repeatability at any test point shall be better than 1/10 th of the limit of percentage error at reference conditions. THREE-PHASE METERS (R) Percentage Error Limits for Measured Additional Error Class B Value (%) 10 Cos f = 1 Cos f = 0,5 Cos f = 0,5 Cos f =1 Inductive Inductive I tr 0,045 0,050 ± 0,10 ± 0,10 10 I tr 0,040 0,010 ± 0,10 ± 0,10 I max 0,055 0,090 ± 0,10 ± 0,10 THREE-PHASE METERS (S) Percentage Error Limits for Measured Additional Error Class B Value (%) 10 Cos f = 1 Cos f = 0,5 Cos f = 0,5 Cos f =1 Inductive Inductive I tr 0,085 0,070 ± 0,10 ± 0,10 10 I tr 0,010 0,030 ± 0,10 ± 0,10 I max 0,085 0,030 ± 0,10 ± 0,10 THREE-PHASE METERS (T) Percentage Error Limits for Measured Additional Error Class B Value (%) 10 Cos f = 1 Cos f = 0,5 Cos f = 0,5 Cos f =1 Inductive Inductive I tr 0,085 0,065 ± 0,10 ± 0,10 10 I tr 0,030 0,055 ± 0,10 ± 0,10 I max 0,025 0,035 ± 0,10 ± 0,10

39 Page: 39/91 Test Name:Maximum Permissible Error (MPE) Date: Test Method Num: DT-EL-46 Applicable Standards:EN Article The composite error shall not exceed the values given in table. The composite error formula: e(i,cosϕ) δ(t,i,cosϕ) δ(u,i,cosϕ) δ(f,i,cosϕ) = the intrinsic error of the meter at a certain load; = the additional percentage error due to the variation of the temperature at the same load; = the additional percentage error due to the variation of the voltage at the same load; = the additional percentageerror due to the variation of the frequency at the same load.

40 Page: 40/91 Test Name:Maximum Permissible Error (MPE) Date: Test Method Num: DT-EL-46 Applicable Standards:EN Article 8.4 R-S-T Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Value of Composite Error Value Maximum Permissible Error (MPE) for Class C Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 Cos f=0,5ind-08cap. I min = 0,15A 1, ± 2,0 -- I tr = 0,5A 0,97 1,10 0,66 ± 2,0 ± 1,5 ± 1,5 I ref = 5A 1,02 0,90 0,67 ± 2,0 ± 1,5 ± 1,5 I max = 100A 1,37 0,96 0,77 ± 2,0 ± 1,5 ± 1,5 I min = 0,15A 0, ± 1,7 -- I tr = 0,5A 0,75 0,92 0,64 ± 1,7 ± 1,3 ± 1,3 I ref = 5A 0,93 0,79 0,59 ± 1,7 ± 1,3 ± 1,3 I max = 100A 1,16 0,85 0,62 ± 1,7 ± 1,3 ± 1,3 I min = 0,15A 0, ± 1,3 -- I tr = 0,5A 0,56 0,91 0,66 ± 1,3 ± 1,0 ± 1,0 I ref = 5A 0,51 0,72 0,46 ± 1,3 ± 1,0 ± 1,0 I max = 100A 0,61 0,85 0,34 ± 1,3 ± 1,0 ± 1,0 I min = 0,15A 0, ± 1,0 -- I tr = 0,5A 0,33 0,61 0,46 ± 1,0 ± 0,7 ± 0,7 I ref = 5A 0,24 0,61 0,46 ± 1,0 ± 0,7 ± 0,7 I max = 100A 0,23 0,62 0,48 ± 1,0 ± 0,7 ± 0,7 I min = 0,15A 0, ± 1,0 -- I tr = 0,5A 0,18 0,54 0,29 ± 1,0 ± 0,7 ± 0,7 I ref = 5A 0,28 0,36 0,27 ± 1,0 ± 0,7 ± 0,7 I max = 100A 0,28 0,49 0,20 ± 1,0 ± 0,7 ± 0,7 I min = 0,15A 0, ± 1,3 -- I tr = 0,5A 0,43 0,83 0,37 ± 1,3 ± 1,0 ± 1,0 I ref = 5A 0,42 0,77 0,41 ± 1,3 ± 1,0 ± 1,0 I max = 100A 0,55 0,97 0,38 ± 1,3 ± 1,0 ± 1,0 I min = 0,15A 0, ± 1,7 -- I tr = 0,5A 0,78 0,98 0,56 ± 1,7 ± 1,3 ± 1,3 I ref = 5A 0,68 0,83 0,48 ± 1,7 ± 1,3 ± 1,3 I max = 100A 0,63 0,99 0,31 ± 1,7 ± 1,3 ± 1,3 I min = 0,15A 1, ± 2,0 -- I tr = 0,5A 1,80 1,07 0,64 ± 2,0 ± 1,5 ± 1,5 I ref = 5A 1,49 1,06 0,56 ± 2,0 ± 1,5 ± 1,5 I max = 100A 1,46 1,04 0,48 ± 2,0 ± 1,5 ± 1,5

41 Page: 41/91 Test Name:Maximum Permissible Error (MPE) Date: Test Method Num: DT-EL-46 Applicable Standards:EN Article 8.4 R Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Value of Composite Error Value Maximum Permissible Error (MPE) for Class C Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 Cos f=0,5ind-08cap. I tr = 0,5A 1,70 1,35 -- ± 2,0 ± 2,0 ± 2,0 I ref = 5A 1,27 1,29 -- ± 2,0 ± 2,0 ± 2,0 I max = 100A 1,44 1,32 -- ± 2,0 ± 2,0 ± 2,0 I tr = 0,5A 0,99 1,18 -- ± 1,7 ± 1,7 ± 1,7 I ref = 5A 0,97 0,92 -- ± 1,7 ± 1,7 ± 1,7 I max = 100A 1,12 1,01 -- ± 1,7 ± 1,7 ± 1,7 I tr = 0,5A 0,82 1,11 -- ± 1,3 ± 1,3 ± 1,3 I ref = 5A 0,81 0,87 -- ± 1,3 ± 1,3 ± 1,3 I max = 100A 0,86 0,91 -- ± 1,3 ± 1,3 ± 1,3 I tr = 0,5A 0,62 0,95 -- ± 1,0 ± 1,0 ± 1,0 I ref = 5A 0,54 0,80 -- ± 1,0 ± 1,0 ± 1,0 I max = 100A 0,64 0,85 -- ± 1,0 ± 1,0 ± 1,0 I tr = 0,5A 0,47 0,73 -- ± 1,0 ± 1,0 ± 1,0 I ref = 5A 0,41 0,44 -- ± 1,0 ± 1,0 ± 1,0 I max = 100A 0,58 0,53 -- ± 1,0 ± 1,0 ± 1,0 I tr = 0,5A 0,61 0,79 -- ± 1,3 ± 1,3 ± 1,3 I ref = 5A 0,54 0,79 -- ± 1,3 ± 1,3 ± 1,3 I max = 100A 0,74 0,89 -- ± 1,3 ± 1,3 ± 1,3 I tr = 0,5A 0,86 1,18 -- ± 1,7 ± 1,7 ± 1,7 I ref = 5A 0,80 0,97 -- ± 1,7 ± 1,7 ± 1,7 I max = 100A 0,95 0,97 -- ± 1,7 ± 1,7 ± 1,7 I tr = 0,5A 1,47 1,33 -- ± 2,0 ± 2,0 ± 2,0 I ref = 5A 1,49 1,18 -- ± 2,0 ± 2,0 ± 2,0 I max = 100A 1,60 1,15 -- ± 2,0 ± 2,0 ± 2,0

42 Page: 42/91 Test Name:Maximum Permissible Error (MPE) Date: Test Method Num: DT-EL-46 Applicable Standards:EN Article 8.4 S Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Value of Composite Error Value Maximum Permissible Error (MPE) for Class C Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 Cos f=0,5ind-08cap. I tr = 0,5A 1,40 1,61 -- ± 2,0 ± 2,0 ± 2,0 I ref = 5A 1,43 1,48 -- ± 2,0 ± 2,0 ± 2,0 I max = 100A 1,50 1,66 -- ± 2,0 ± 2,0 ± 2,0 I tr = 0,5A 1,05 1,18 -- ± 1,7 ± 1,7 ± 1,7 I ref = 5A 1,15 1,14 -- ± 1,7 ± 1,7 ± 1,7 I max = 100A 1,30 1,24 -- ± 1,7 ± 1,7 ± 1,7 I tr = 0,5A 0,77 1,10 -- ± 1,3 ± 1,3 ± 1,3 I ref = 5A 0,87 1,05 -- ± 1,3 ± 1,3 ± 1,3 I max = 100A 0,90 1,17 -- ± 1,3 ± 1,3 ± 1,3 I tr = 0,5A 0,37 0,82 -- ± 1,0 ± 1,0 ± 1,0 I ref = 5A 0,49 0,75 -- ± 1,0 ± 1,0 ± 1,0 I max = 100A 0,62 0,90 -- ± 1,0 ± 1,0 ± 1,0 I tr = 0,5A 0,38 0,77 -- ± 1,0 ± 1,0 ± 1,0 I ref = 5A 0,49 0,72 -- ± 1,0 ± 1,0 ± 1,0 I max = 100A 0,62 0,91 -- ± 1,0 ± 1,0 ± 1,0 I tr = 0,5A 0,43 0,88 -- ± 1,3 ± 1,3 ± 1,3 I ref = 5A 0,60 0,83 -- ± 1,3 ± 1,3 ± 1,3 I max = 100A 0,67 0,99 -- ± 1,3 ± 1,3 ± 1,3 I tr = 0,5A 1,23 1,10 -- ± 1,7 ± 1,7 ± 1,7 I ref = 5A 1,33 1,11 -- ± 1,7 ± 1,7 ± 1,7 I max = 100A 1,48 1,26 -- ± 1,7 ± 1,7 ± 1,7 I tr = 0,5A 1,52 1,68 -- ± 2,0 ± 2,0 ± 2,0 I ref = 5A 1,61 1,68 -- ± 2,0 ± 2,0 ± 2,0 I max = 100A 1,44 1,86 -- ± 2,0 ± 2,0 ± 2,0

43 Page: 43/91 Test Name:Maximum Permissible Error (MPE) Date: Test Method Num: DT-EL-46 Applicable Standards:EN Article 8.4 T Phase Temperature Variation -40 C -25 C -10 C 5 C 30 C 40 C 55 C 70 C Value of Composite Error Value Maximum Permissible Error (MPE) for Class C Cos f=1 Cos f=0,5 Cos f=0,8cap Cos f=1 Cos f=0,5ind-08cap. I tr = 0,5A 1,58 1,49 -- ± 2,0 ± 2,0 ± 2,0 I ref = 5A 1,11 1,58 -- ± 2,0 ± 2,0 ± 2,0 I max = 100A 1,36 1,56 -- ± 2,0 ± 2,0 ± 2,0 I tr = 0,5A 1,20 1,00 -- ± 1,7 ± 1,7 ± 1,7 I ref = 5A 0,93 0,91 -- ± 1,7 ± 1,7 ± 1,7 I max = 100A 1,25 0,95 -- ± 1,7 ± 1,7 ± 1,7 I tr = 0,5A 0,77 0,84 -- ± 1,3 ± 1,3 ± 1,3 I ref = 5A 0,80 0,82 -- ± 1,3 ± 1,3 ± 1,3 I max = 100A 0,61 0,70 -- ± 1,3 ± 1,3 ± 1,3 I tr = 0,5A 0,45 0,69 -- ± 1,0 ± 1,0 ± 1,0 I ref = 5A 0,45 0,71 -- ± 1,0 ± 1,0 ± 1,0 I max = 100A 0,43 0,62 -- ± 1,0 ± 1,0 ± 1,0 I tr = 0,5A 0,34 0,61 -- ± 1,0 ± 1,0 ± 1,0 I ref = 5A 0,23 0,58 -- ± 1,0 ± 1,0 ± 1,0 I max = 100A 0,35 0,54 -- ± 1,0 ± 1,0 ± 1,0 I tr = 0,5A 0,36 0,52 -- ± 1,3 ± 1,3 ± 1,3 I ref = 5A 0,38 0,61 -- ± 1,3 ± 1,3 ± 1,3 I max = 100A 0,38 0,78 -- ± 1,3 ± 1,3 ± 1,3 I tr = 0,5A 0,43 0,94 -- ± 1,7 ± 1,7 ± 1,7 I ref = 5A 0,72 0,81 -- ± 1,7 ± 1,7 ± 1,7 I max = 100A 0,53 0,87 -- ± 1,7 ± 1,7 ± 1,7 I tr = 0,5A 1,14 1,37 -- ± 2,0 ± 2,0 ± 2,0 I ref = 5A 1,14 1,47 -- ± 2,0 ± 2,0 ± 2,0 I max = 100A 0,82 1,24 -- ± 2,0 ± 2,0 ± 2,0

44 Page: 44/91 Test Name:Percentage Error Limits,Polyphase Meters Carrying a Single-Phase Load Date: Test Method Num: DT-EL-21 Applicable Standards:EN Article 8.1, Table-5 % Ib ( 5 A) Percentage Basic Measured Error Value(%) Percentage Error Limits Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Inductive 10% R 0,34 0,45 S 0,27 0,59 T 0,04-0,18 20% R 0,41 0,57 S 0,30 0,54 T -0,18-0,16 50% R 0,35 0,49 S 0,34 0,70 T -0,03-0,06 100% R 0,31 0,35 S 0,40 0,64 T -0,07-0,06 I max % R 0,42 0,05 S 0,48 0,75 T 0,11 0,14 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00

45 Page: 45/91 Test Name:Percentage Error Limits,Polyphase Meters Carrying a Single-Phase Load (Export) Date: Test Method Num: DT-EL-21 Applicable Standards:EN Article 8.1, Table-5 % Ib ( 5 A) Percentage Basic Measured Error Value(%) Percentage Error Limits Cos f = 1 Cos f = 0,5 Cos f = 1 Cos f = 0,5 Inductive Inductive 10% R 0,27 0,41 S 0,18 0,44 T 0,08-0,14 20% R 0,31 0,53 S 0,23 0,58 T -0,05-0,15 50% R 0,33 0,47 S 0,28 0,66 T -0,06-0,08 100% R 0,28 0,37 S 0,37 0,57 T -0,04-0,09 I max % R 0,37 0,21 S 0,41 0,62 T -0,06 0,12 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00 ± 1,00

46 Page: 46/91 Test Name:Voltage Unbalance testing Date: Test Method Num: DT-EL-24 Applicable Standards:EN Article 8.5, Table-9 Phase Error Value Sequence Voltage % Error Limit R Vr I ref 0,41 ±1 S ±1 T ±1 R Vr I ref 0,58 ±1 S Vr I ref 0,58 ±1 T ±1 R Vr I ref 0,54 ±1 S ±1 T Vr I ref 0,54 ±1 R ±1 S Vr I ref 0,64 ±1 T ±1 R ±1 S Vr I ref 0,38 ±1 T Vr I ref 0,38 ±1 R ±1 S ±1 T Vr I ref 0,15 ±1

47 Page: 47/91 Test Name:Reversed Phase Sequence Date: Test Method Num: DT-EL-20 Applicable Standards:EN Article 8.5, Table-9 Basic (Ib:5 A) Error Value of Normal Phase Error Value of Reversed Phase Error Difference between Max.Error Difference Given in Sequence ( Sequence Normal and Article 8.5 % ) Reversed Percantage Phase Basic Sequences Cos f = 1 Cos f = 1 (%Ib: 5 A) 0,3 10% 0,24 0,08 0,16

48 Page: 48/91 Test Name:Immunity to Power Frequency Magnetic Fields of External Origin Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-13 Applicable Standards:EN Article 8.5, Table-9,EN Article Value Error Difference between Magnetic Induction of 0,5mT and Normal Conditions Max.Error Difference Given in Article Itr 0,24 1,0

49 Page: 49/91 Test Name:Voltage Dips and Short İnterruptions Date: Test Method Num: DT-EL-18 Applicable Standards:EN Article EN Article m = 3 U n = 230 V I max = 100 A X = 10-6 m U n I max = 0,069 kwh Voltage Interruptions Change in the Register (kwh) U = %50, 1 minute. 0 Max.Change in the Register (kwh),given in Article U = %100, Dt = 1 s 0 0,069 U = %100, Dt = 20 ms 0 0,069 0,069

50 Page: 50/91 Test Name:Immunity to Continuous Magnetic Fields of External Origin Date: Test Method Num: DT-EL-14 Applicable Standards:EN Article 8.5, Table-9, EN Article Value Error Difference between Continuous Magnetic Induction and Normal Conditions Max.Error Difference Given in Article Itr 0,18 1,0

51 Page: 51/91 Sincan ANKARA /TURKEY Test Name:Percentage Error Limits Test Date: Test Method Num: DT-EL-21 Applicable Standards:EN Article 8.1, Table-6 Basic (% Ib) 5 A SINGLE-PHASE METERS and POLY PHASE METERS with BALANCED LOADS Measured Error Value (%) Measured Error Value (%) Percentage Error Limits (%) Sin f = 1 Sin f = 0,5 Sin f = Sin f = Sin f =1 Sin f = 0,5 Sin f = 0,25 Sin f = 1 Sin f = 0,5 0,25 0,25 Inductive Inductive Inductive Capacitive Capacitive Capacitive (Ind. or Cap.) (Ind. or Cap.) (Ind. or Cap.) 5% 0, , ± 2, % 0,10-0,03-0,10 0,54 - ± 2,00 ± 2,50-20% 0,07-0,30-0,66 0,17 0,52 1,08 ± 2,00 ± 2,00 ± 2,50 50% 0,08-0,32-0,70 0,08 0,50 1,04 ± 2,00 ± 2,00 ± 2,50 100% 0,08-0,28-0,68 0,05 0,47 1,01 ± 2,00 ± 2,00 ± 2,50 400% 0,06-0,13 0,39-0,03 0,27 0,52 ± 2,00 ± 2,00 ± 2, % 0,04 0,02-0,18 0,07 0,22 0,39 ± 2,00 ± 2,00 ± 2, % 0,08-0,07-0,35 0,07 0,28 0,30 ± 2,00 ± 2,00 ± 2,50 Imax 0,17 0,20-0,56 0,15 0,30 0,35 ± 2,00 ± 2,00 ± 2,50

52 Page: 52/91 Test Name:Voltage Variation Testing Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-11 Applicable Standards:EN Article 8.2,Table-8 Basic ( % In) 5 A Error Difference ;between Reference Voltage and ( 90%-110% ) of Reference Voltage Sin f = 1 Ind. % 90 Un % 110 Un Sin f = 0,5 Ind. Sin f = 1 Cap. Sin f = 0,5 Kap. Sin f = 1 Ind. Sin f = 0,5 Ind. Sin f = 1 Cap. Sin f = 0,5 Cap. Max. Error Difference (%)Given in Article 8.2 Sin f = 1 Sin f = 0,5 (Ind. Or (Ind. Or Cap.) Cap.) 5% 0, , , ,11 -- ±1, % 0,06 0,13 0,07 0,05 0,22 0,05 0,05 0,13 ±1,00 ±1,50 20% 0,04 0,11 0,14 0,07 0,14 0,22 0,24 0,17 ±1,00 ±1,50 50% 0,05 0,02 0,06 0,03 0,10 0,05 0,04 0,10 ±1,00 ±1,50 100% 0,03 0,01 0,02 0,04 0,07 0,06 0,09 0,03 ±1,00 ±1,50 400% 0,07 0,02 0,04 0,21 0,08 0,16 0,11 0,06 ±1,00 ±1, % 0,02 0,07 0,11 0,20 0,09 0,05 0,03 0,02 ±1,00 ±1, % 0,04 0,03 0,08 0,17 0,02 0,02 0,03 0,04 ±1,00 ±1,50 Imax 0,14 0,26 0,05 0,28 0,11 0,44 0,25 0,97 ±1,00 ±1,50 0,07

53 Page: 53/91 Test Name:Frequency Variation Testing Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-12 Applicable Standards:EN Article 8.2,Table-8 Reference (% In) 5 A Error Difference ;between Reference Frequency and ( 98%-102% ) of Reference Frequency Sin f = 1 Ind. % 98 fn % 102 fn Sin f = 0,5 Ind. Sin f = 1 Cap. Sin f = 0,5 Cap. Sin f = 1 Ind. Sin f = 0,5 Ind. Sin f = 1 Cap. Sin f = 0,5 Cap. Max. Error Difference (%)Given in Article 8.2 Sin f = 1 Sin f = 0,5 (Ind. Or Cap.) (Ind. Or Cap.) 5% 0, , , ,13 -- ±2, % 0,03 0,10 0,03 0,11 0,07 0,37 0,03 0,04 ±2,50 ±2,50 20% 0,02 0,08 0,07 0,03 0,13 0,26 0,12 0,05 ±2,50 ±2,50 50% 0,04 0,05 0,03 0,17 0,12 0,11 0,02 0,15 ±2,50 ±2,50 100% 0,07 0,02 0,08 0,19 0,06 0,07 0,05 0,14 ±2,50 ±2,50 400% 0,03 0,01 0,18 0,77 0,05 0,09 0,23 0,20 ±2,50 ±2, % 0,04 0,10 0,10 0,46 0,04 0,10 0,12 0,93 ±2,50 ±2, % 0,04 0,02 0,07 0,60 0,06 0,08 0,13 0,90 ±2,50 ±2,50 Imax 0,07 0,35 0,02 1,31 0,05 0,39 0,06 0,72 ±2,50 ±2,50

54 Page: 54/91 Test Name:Harmonics Testing Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-23 Applicable Standards:EN Article 8.2,Table-8 DC and Even Harmonics in the A.C Circuit: Test Difference between Measured Errors Max.Error Difference Given in Article 8.2 I max / 2 0,21 6,0

55 Page: 55/91 Test Name:Ambient Temperature Variation Date: Test Method Num: DT-EL-05 Applicable Standards:EN Article 8.2,Table-8 Ib % ( 5 A) (Percentage Basic current) [T1,T2] Cos f [-25 C,-5 C] [-15 C,5 C] [15 C,35 C] [35 C,55 C] Max. Temp. Coefficient Given in Article 8.2 (%/K) 10% 1 0,019 0,016 0,0055 0,016 0,10 0,5 Ind % ,5 Ind. 0,0295 0,0275 0,044 0,062 0,15 100% 1 0,016 0,015 0,0135 0,0195 0,10 0,5 Ind. 0,005 0,0035 0,0105 0,0185 0,15 I max : % 1 0,0185 0,0055 0,028 0,002 0,10 0,5 Ind. 0,002 0,002 0,007 0,0205 0,15

56 Page: 56/91 Test Name:Test of No-Load Condition Date: Test Method Num: DT-EL-16 Applicable Standards:EN Article When the voltage is applied with 115% of reference voltage and no current in the circuit, the test out put of the meter shall not produce more than one (1) pulse. The meter produces pulse The minumum test period: 6,95 min. k.m.u n.i max

57 Page: 57/91 Test Name:Initial Start-up of the Meter Date: Test Method Num: DT-EL-17 Applicable Standards:EN Article The meter functionaled with in '' 3...'' after the reference voltage is applied to the meter terminals. The meter shall be funtional with in 5 s after the reference voltage is applied to the meter terminals.

58 Page: 58/91 Test Name:Starting Testing Date: Test Method Num: DT-EL-02 Applicable Standards:EN Article 8.3.3, Table-9 Reference (%: 5 A) did start Sin f did register Given in Table 9 started 1 Ind registered started 0,5 Ind registered 0,005 I b started 1 Cap registered started 0,5 Cap registered The meter shall start continue to register The meter shall start continue to register The meter shall start continue to register The meter shall start continue to register The meter shal start and continue to register at the starting current value.

59 Page: 59/91 Test Name:Meter Constant Date: Test Method Num: DT-EL-04 Applicable Standards:EN Article 8.4 name - plate. The relation between the test output and indication in the display shall comply with the marking on the

60 Page: 60/91 Test Name:Power Consumption Testing Date: Test Method Num: DT-EL-10 Applicable Standards:EN Article , Table -1,Table-2 Power Consumption in each Voltage Circuit R : 0,17 W / 0,7 VA S : 0,28 W / 1,02 VA T : 0,34 W / 0,96 VA Max.Power Consumption in each Voltage Circuit Given in W ve 10 VA Power Consumption in Circuits R : 0,029 VA S : 0,030 VA T : 0,029 VA Max.Power Consumption in current Circuit Given in ,0 VA R: 0,25 * 3,05 ma * 230 V = 0,17 W S: 0,28 * 4,45 ma * 230 V = 0,28 W T: 0,36 * 4,21 ma * 230 V = 0,34 W R: 5,9 mv * 5 A = 0,029 VA S: 6,1 mv * 5 A = 0,030 VA T: 5,8 mv * 5 A = 0,029 VA R: 3,05 ma * 230 V = 0,7 VA S: 4,45 ma * 230 V = 1,02 VA T: 4,21 ma * 230 V = 0,96 VA

61 Page: 61/91 Test Name:Influence of Short-Time Overcurrents EUT: EC25TPA3CHB(B /02) Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-06 Applicable Standards:EN Article 7.2,Table-3 Percentage Basic (% Ib 5 A) Sin f Error Difference (%) between ;before Overcurrents and after Overcurrents. Max.Error Difference, Given in Article % 1 Ind 0,18 1,5 1 Cap 0,24 1,5

62 Page: 62/91 Test Name:Influence of Self-Heating Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-07 Applicable Standards:EN Article 7.3,Table-4 Value I max Cos f Measured Error Value (%) Maximum Error Difference Article Firstly Measured Given in Ind 0,10 0,24 0,34 0,36 0,42 0,46 0,51 0,41 1,0 0,5 Ind. 0,09 0,08 0,06 0,12 0,21 0,28 0,29 0,20 1,5 1 Ind -0,28-0,34-0,36-0,41-0,35-0,42-0,44 0,16 1,0 0,5 Ind. 0,48 0,45 0,38 0,36 0,29 0,25 0,21 0,27 1,5

63 Page: 63/91 Test Name:Percentage Error Limits,Polyphase Meters Carrying a Single-Phase Load Environmental Conditions: 21 C % 42 RH Date: Test Method Num: DT-EL-21 Applicable Standards:EN Article 8.1,Table-7 % Ib ( 5 A) Measured Error Value(%) Percentage Error Limits Percentage Sin f = 1 Sin f = 0,5 Sin f = 1 Sin f = 0,5 Sin f = 1 Cos f = 0,5 Inductive Inductive Capacitive Capacitive Ind. Or Cap Ind. Or Cap 10% R 0, , S 0, ,47 -- ± 3,00 -- T 0, , % R 0,33 0,10 0,13 0,84 S 0,60 0,57 0,40 0,44 ± 3,00 ± 3,00 T 0,50-0,43-0,17 0,47 50% R 0,10-0,30-0,03 0,64 S 0,53 0,50 0,37 0,60 ± 3,00 ± 3,00 T 0,13-0,53-0,10 0,37 100% R 0,07-0,37-0,08 0,47 S 0,40 0,27 0,38 0,57 ± 3,00 ± 3,00 T -0,05-0,46-0,10 0,44 I max % R 0,01-0,43-0,06 0,42 S 0,39 0,56 0,53 0,27 ± 3,00 ± 3,00 T -0,14-0,36-0,09 0,18

64 Page: 64/91 Test Name:Immunity to Power Frequency Magnetic Fields of External Origin Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-13 Applicable Standards:EN Article 8.2,Table-8 Value Sin f Error Difference between Magnetic Induction of 0,5mT and Normal Conditions Max.Error Difference Given in Article Itr 1 Ind 1Cap 0,16 3,0 0,13 3,0

65 Page: 65/91 Test Name:Immunity to Continuous Magnetic Fields of External Origin Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-13 Applicable Standards:EN Article 8.2,Table-8 Value Sin f Error Difference between Continuous Magnetic Induction and Normal Conditions Max.Error Difference Given in Article Itr 1 Ind 1Cap 0,23 3,0 0,04 3,0

66 Page: 66/91 Sincan ANKARA /TURKEY Test Name:Damp Heat Cyclic Test EUT: EC25TPA3CHB(B /03) Date: Test Method Num: DT-EL-40 Applicable Standards:EN Article EN Article The EUT tested according to IEC , under the following conditions. - The EUT energized with reference voltage -Without any current -Upper temperature +55C 0 for outdoor meters -Duration of test 6 cycles=144 hours -24h after the end of the test submitted insulation and functional test. Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,11-0,14 0,07-0,04 0,05 Reference (5)A Error (%) after the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,12-0,11 0,05-0,06 0,07 After the test, the meter did not show any damage or chance of the information and operated correctly.

67 Page: 67/91 Sincan ANKARA /TURKEY Test Name:Protection against penetration of dust and water EUT: EC25TPA3CHB(B /05) Date: Test Method Num: DT-EL-36 Applicable Standards:EN Article EN Article 5.9 Degree of protection = Outdoor meter (IP54) The EUT tested according to IEC 60529, under the following conditions. -Meter in-non operating condition and mounted on a artificial wall. -Any ingress of dust and water shall be only in a quantity not impairing the operation of the meter. -After this test a insulation test is applied. Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 0,05-0,08-0,07-0,09-0,08 Reference (5)A Error (%) after the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 0,07-0,11-0,06-0,08-0,07

68 Page: 68/91 Sincan ANKARA /TURKEY Test Name:Vibration Test EUT: EC25TPA3CHB(B /04) Date: Test Method Num: DT-EL-33 Applicable Standards:EN Article EN Article The EUT tested according to IEC , under the following conditions. -Meter non-operating conditions -Frequency range 10 Hz-150 Hz -Number of sweep cycles per axis:10-75 minute After the test meter shall show no damage or change of the information and shall operate correctly in accordance with the requirement of the relevant standard Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 0,05-0,08-0,07-0,09-0,08 Reference (5)A Error (%) after the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 0,04-0,09-0,05-0,06-0,04 After the test, the meter did not show any damage or change of the information and operated correctly in accordance with the requirements of the relevent standard.

69 Page: 69/91 Sincan ANKARA /TURKEY Test Name:Shock Test EUT: EC25TPA3CHB(B /04) Date: Test Method Num: DT-EL-35 Applicable Standards:EN Article EN Article The EUT tested according to IEC , under the following conditions. -Meter non-operating conditions -Half-sine pulse -Peak acceleration:30g -Duration of the pulse :18ms After the test meter shall show no damage or change of the information and shall operate correctly in accordance with the requirement of the relevant standard Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 0,05-0,08-0,07-0,09-0,08 Error (%) after the test ACTIVE REACTIVE Reference cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 (5)A 0,04-0,10-0,07-0,08-0,06 After the test, the meter did not show any damage or change of the information and operated correctly in accordance with the requirements of the relevent standard.

70 Page: 70/91 Sincan ANKARA /TURKEY Test Name:Cold Test EUT: EC25TPA3CHB(B /03) Date: Test Method Num: DT-EL-41 Applicable Standards:EN Article EN Article The EUT is tested according to IEC , under the following conditions. -Meter non-operating conditions -Temperature: -40C 0 for outdoor meters -Duration :16 h After the test meter shall show no damage or change of the information and shall operate correctly in accordance with the requirement of the relevant standard Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,11-0,13 0,07 0,03 0,07 Error (%) after the test ACTIVE REACTIVE Reference cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 (5)A -0,12-0,14 0,08 0,05 0,06 After the test, the meter did not show any damage or chance of the information and operated correctly.

71 Page: 71/91 Sincan ANKARA /TURKEY Test Name:Dry Heat Test EUT: EC25TPA3CHB(B /03) Environmental Conditions: 21 C % 40 RH Date: Test Method Num: DT-EL-42 Applicable Standards:EN Article EN Article The EUT tested according to IEC , under the following conditions. -Meter non-operating conditions -Temperature: 70C 0 for outdoor meters -Duration :72 h After the test meter shall show no damage or change of the information and shall operate correctly in accordance with the requirement of the relevant standard Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,11-0,12 0,07-0,04 0,06 Error (%) after the test ACTIVE REACTIVE Reference cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1 (5)A -0,09-0,08 0,06-0,07 0,04 After the test, the meter did not show any damage or chance of the information and operated correctly.

72 Page: 72/91 Sincan ANKARA /TURKEY Test Name:Protection Against solar Radiation EUT: EC25TPA3CHB(B /02) Date: Test Method Num: DT-EL-38 Applicable Standards:EN Article EN Article The EUT is tested according to IEC , under the following conditions. -Meter non-operating conditions -Test procedure A (8 h irradiation, 16 h darkness); -Upper temperature :+55 C 0 -Duration of tehe test : 3 days After the test the meter shall be visually inspected. The appearance and, particular, the legibility of markings shall not be altered. The function of the meter shall not be impared. Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,09 0,04-0,8 0,04-0,08 Reference (5)A Error (%) after the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,08 0,07-0,05 0,05-0,07

73 Page: 73/91 Sincan ANKARA /TURKEY Test Name:Resistance to heat and fire EUT: EC25TPA3CHB(B /02) Environmental Conditions: 21 C % 42RH Date: Test Method Num: DT-EL-34 Applicable Standards:EN Article EN Article 5.8 The EUT tested according to IEC , under the following conditions. -Terminal block:960 C 0 -Terminal cover and meter case: 650 C 0 -Duration of application : 30sn The contact with the glow wire may occur at any random location. If the terminal block is integral with the meter base, it is sufficient to carry out the test only on the terminal block

74 Page: 74/91 Sincan ANKARA /TURKEY Test Name:Spring Hammer Test EUT: EC25TPA3CHB(B /02) Date: Test Method Num: DT-EL-37 Applicable Standards:EN Article EN Article The EUT is tested according to IEC , under the following conditions. The meter shall be mounted in its normal working position and the spring hammer shall act on the outer surfaces of the meter cover and on the terminal cover with a kinetic energy of 0,2J The result of the test satisfactory if the meter case and terminal cover do not sustain damage which could affect the function of the meter if it is not possible to touch live parts. Slight damage which does not impair the protection against indirect contact or the penetration of solid objects, dust and water. Reference (5)A Error (%) before the test ACTIVE REACTIVE cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,23-0,21-0,17-0,07-0,08 Reference (5)A Error (%) after the test ACTIVE REAKTİF cosf=1 cosf=0,5ind. cosf=0,8cap. sinf=1 sinf=-1-0,25-0,23-0,21-0,08-0,06

75 Page: 75/91 Test Name: Optical Characteristics Date: Test Method Num: DT-EL-31 Applicable Standards:EN Article EN Article values at a distance of 10mm. The output device in the meter shall generate a signal with a radiation strenght following limiting - The wavelenght of the radiated signals for emitting systems is between 550nm and 1000nm. The wavelenght of the radiated signals (λ) Measured (λ) Necessary 654 nm 550 nm to 1000 nm The output device in the meter shall generate a signal with a radiation strenght following limiting values at a distance of 10mm. ON-Condition:50µW/cm² E 1000µW/cm² OFF-Condition:E 2µW/cm² Radiation strenght Conditions Measured Radiation strenght values ON-Condition 58,14 µw/cm² 50µW/cm² E 1000µW/cm² OFF-Condition 0,59 µw/cm² E 2µW/cm²

76 Page: 76/91 Test Name: Mechanical and Electrical Characteristics Date: Test Method Num: DT-EL-30 Applicable Standards:EN Article EN Article An optical test output shall be accessible from the front. - The maximum pulse frequency shall not exceed 2,5 khz. Pulse frequency (khz) Measured (Hz) max. pulse frequency (khz) 20,5 Hz 2,5 khz -The pulse transition time shall not exceed (rise time or fall time) 20µs. The pulse transition time(µs) Measured (µs) Madde: e göre olabileceği max. darbe geçiş süresi ( µs ) 0, µs -T on and T of of optical pulse output shall exceed 0,2ms Pulse time Measured (ms) minumum time (t on and t of ) t(on) t(of) 43 ms 5,5 ms 0,2ms 0,2ms

77 Page: 77/91 Radiated Emission Test Method No DT-EMC-06 Related Standard: CISPR 22:2005+A2:2006 EN EN Environmental Cond.: 20 C, % 44 RH Date: TEST CONDITIONS AND RESULTS Test specification: EUT has been supplied with 230V-0,8A in Anechoic Chamber on a wooden table that is above 80 cm height from floor. Necessary datas have been measured by using Emi- Test receiver for radiated emission test. The Test Distance: 3 meter Frequency range: 30 MHz MHz Test Result: Passed Note: Please see the attachment C for worst case condition of test results.

78 Page: 78/91 Conducted Emission Test Method No DT-EMC-06 Related Standard: CISPR 22:2005+A2:2006 EN EN Environmental Cond.: 22 C, % 43RH Date: TEST CONDITIONS AND RESULTS Test specification: EUT has been supplied with 230 V - 0,8 A by Lisn equipment on L,N couplings in Shielded Room.Emission value that was given to system has been measured by Emi Test Receiver. Frequency range : 0,15 MHz- 30 MHz Note: Please see the attachment C for worst case condition of test results. Result: Positive

79 Page: 79/91 Electrical Fast Transient / Burst Immunity Test Test Method No DT-EMC-06 Related Standard: IEC :2004 EN EN Environmental Cond.: 21 C, % 41 RH Date: TEST CONDITIONS AND RESULTS Testin tanımı: (Test specification) EUT has been placed on a nonconducted table 10 cm height from reference earth plane in shielded room. EuT has been supplied with 230 voltage and 5 Ampere. Burst signal is applied to L,N couplings and error diffrence measured. During the test computer was connected to meter with RS485 Test level: 0.5 kv 1 kv (Level 1) (Level 2) 2 kv 4 kv (Level 3) (Level 4) Burst frequency : 5,0 khz 2,5 khz Coupling time : s Polarity : Positive Negative Max. Error Difference (%) is % 4 according to EN article EN article 8.2 Measured Max. Error Difference (%) is: 0,00 cosf = 1 Measured Max. Error Difference (%) is: 0,83 sinf = 1 Measured Max. Error Difference (%) is: 0,96 sinf = -1 Result: Positive

80 Page: 80/91 Radiated, Radio Frequency, Electromagnetic Field Immunity Test Test Method No: DT-EMC-05 Related Standard: IEC :2006 Environmental Cond.: 21 C, % 41 RH Date: EN EN TEST CONDITIONS AND RESULTS Test specification: EUT has been supplied with 230 voltage in Anechoic Chamber on a wooden table that is above 80 cm height from floor.when 5 A has been applied to current circuit and without any current test has been made.in the horizontal and vertical positions of the antenna,test is made by turning EUT four dimensions. During the test computer was connected to meter with RS485 Frequency range : 80 MHz 1000 MHz 1000 MHz 2000 MHz 27 MHz 500 MHz Field strength : 3 V/m 10 V/m 30 V/m With current Without current Distance of antenna EuT: 1 m 3 m 10 m Without current With current Result: Positive

81 Page: 81/91 Radiated, Radio Frequency, Electromagnetic Field Immunity Test Modulation : AM 80% (Amplitude) Sinusoidal 1kHz Frequency step : 1 % with 2 s dwell time Polarization of antenna : Horizontal Vertical Mode: Without load Without load Side: Front Front Polarization: Horizontal Vertical Deviation(x): 0 Wh 15 Wh 0 Warh (Ind) 1 Warh (Ind) 0 Warh (Cap) 5 Warh (Cap) Mode: Without load Without load Side: Back Back Polarization: Horizontal Vertical Deviation(x): 0 Wh 14 Wh 0 Warh (Ind) 9 Warh (Ind) 0 Warh (Cap) 11 Warh (Cap)

82 Page: 82/91 Radiated, Radio Frequency, Electromagnetic Field Immunity Test Mode: Without load Without load Side: Right Right Polarization: Horizontal Vertical Deviation(x): 0 Wh 14 Wh 0 Warh (Ind) 2 Warh (Ind) 0 Warh (Cap) 6 Warh (Cap) Mode: Without load Without load Side: Left Left Polarization: Horizontal Vertical Deviation(x): 0 Wh 12 Wh 0 Warh (Ind) 4 Warh (Ind) 0 Warh (Cap) 21 Warh (Cap) The application of the immunity test shall not produce a change in the register of more than x units and the test output shall not produce a signal equivalent to more than x units. x=10-6.m.u n.i max= kwh m is the number of measuring elements U n is the reference voltage I max is the maximum current x=0,069 kwh

83 Page: 83/91 Radiated, Radio Frequency, Electromagnetic Field Immunity Test Modulation : AM 80% (Amplitude) Sinüs(sinusoidal) 1kHz Frequency step : (1 % with 2 s dwell time) Polarization of antenna : Horizontal Vertical Mode: (With, 5 Ampere) (With, 5 Ampere) Side: Front Front Polarization: Horizontal Vertical Max. Error Difference: 0,74% (cosf = 1) 0,82% (cosf = 1) 1,66% (sinf = 1) 1,14% (sinf = 1) 1,54% (sinf = -1) 1,61% (sinf = -1) Mode: (With, 5 Ampere) (With, 5 Ampere) Side: Back Back Polarization: Horizontal Vertical Max. Error Difference: 0,48% (cosf = 1) 0,91% (cosf = 1) 1,15% (sinf = 1) 1,23% (sinf = 1) 1,36% (sinf = -1) 1,47% (sinf = -1)

84 Page: 84/91 Radiated, Radio Frequency, Electromagnetic Field Immunity Test Mode: (With, 5 Ampere) (With, 5 Ampere) Side: Right Right Polarization: Horizontal Vertical Max. Error Difference: 0,36% (cosf = 1) 0,74% (cosf = 1) 1,53% (sinf = 1) 1,36% (sinf = 1) 1,21% (sinf = -1) 1,54% (sinf = -1) Mode: (With, 5 Ampere) (With, 5 Ampere) Side: Left Left Polarization: Horizontal Vertical Max. Error Difference: 0,54% (cosf = 1) 0,93% (cosf = 1) 1,44% (sinf = 1) 1,63% (sinf = 1) 1,58% (sinf = -1) 1,72% (sinf = -1)

85 Page: 85/91 Immunity to Conducted Disturbances, Induced by Radio Frequency Fields Test Method No: DT-EMC-09 Related Standard: IEC :2006 Environmental Cond.: 22 C, % 42 RH Date: EN EN TEST CONDITIONS AND RESULTS Test specification : The supply peaks of the EUT is connected to CDN. When the devices has been applied with 230V, When 5A has been applied to current circuits, Eut has been observed. During the test computer was connected to meter with RS485 Frequency range : 0,15 MHz 80 MHz Field strength : 3 V 10 V Modulation : AM 80% Amplitude Sinusoidal 1kHz Frequency step : 1 % with 2 s dwell time Max. Error Difference (%) is % 2 according to EN article 8.5 Measured Max. Error Difference (%) is: 1,19 cosf = 1 Measured Max. Error Difference (%) is: 1,51 sinf = 1 Measured Max. Error Difference (%) is: 1,25 sinf = -1 Result:Positive

86 Page: 86/91 Electrostatic Discharge Immunity Test Test Method No: DT-EMC-01 Related Standard: IEC :2001 EN EN Environmental Cond.: 21 C, % 41 RH Date: TEST CONDITIONS AND RESULTS Test specification: EUT has been placed on a wooden table 80 cm height from floor in control room.when Eut is power on,contact discharge has been applied to the conductive surfaces and to vertical and horizontal coupling plates,air discharge has been applied to noncunducted surfaces. Contact discharge voltage : 2kV 6 kv 4 kv 8 kv Air discharge voltage: 2 kv 8 kv 4 kv 15 kv Discharge impedance : 330 Ω / 150 pf Discharge factor : - 1 s Number of discharge : - 10 Result:Positive

87 Page: 87/91 Electrostatic Discharge Immunity Test Type of discharge : Direct discharge: Contact discharge Air discharge Indirect discharge: Contact discharge Polarity: Positive Negative Discharge location: Horizontal coupling plate -HCP- Vertical coupling plate -VCP- The application of the electrostatic discharge shall not produce a change in the register of more than x units and the test output shall not produce a signal equivalent to more than x units. x=10-6.m.u n.i max= kwh m (is the number of measuring elements) U n (is the reference voltage) I max (is the maximum current) The electrostatic discharge application doesn't produce a change in the register and signal output. x=0,069 kwh

88 Page: 88/91 Surge Immunity Test Test Method No: DT-EMC-03 Related Standard: IEC :2005 EN EN Environmental Cond.: 21 C, % 42 RH Date: TEST CONDITIONS AND RESULTS Test specification: EUT has been placed on a wooden table 80 cm height from floor in control room. When Eut is power on,surge signal has been applied to Line - Line couplings. Test level : 0.5 kv 1 kv 2 kv 4 kv Output: 2 ohm Source impedance 12 ohm Ground impedance Phase Angle: 60, 240 Application number : Repetition rate 1 minute Polarity : Positive Negative The application of the electrostatic discharge shall not produce a change in the register of more than x units and the test output shall not produce a signal equivalent to more than x units. Result:Positive

89 Page: 89/91 CONDUCTED EMISSION EK C1 (Attachment C1) Notr Line1 Line2 Line3

90 Page: 90/91 RADIATED EMISSION EK C2 (Attachment C2) Front, Vertical Front, Horizontal

91 Page: 91/91 RESULTS AND THOUGHT The test result of Elektromed trade mark, EC25TPA3CHB model, 3*230/400 V, 50 Hz, 0,25-5(100) A, 1000 imp/kwh,1000 imp/kvarh, C class active, 2 class reactive, out door (IP54 ), four tariff, 3 phases/4 wired, active reactive capasitive static electronic meter EN :2006, EN :2006, EN :2003, EN : Examination and experiments according to standards; The result of past. Suıtable For Samples Standards This Report on pages and 2 copys as arranged. This report was prepared after applying test/tests to the samples that are sent to our company. (Note that this report does not involve other samples of the customer.).