3790 en / d. Alternators LSA Pole. Electrical and mechanical data

Transcription

1 379 en / d Alternators LSA Pole Electrical and mechanical data

2 SPECIALLY ADAPTED FOR APPLICATIONS The LSA 46.2 alternator is designed to be suitable for typical generator applications, such as: backup, standard production, cogeneration, marine applications, rental, telecommunications, etc. COMPLIANT WITH INTERNATIONAL STANDARDS The LSA 46.2 alternator conforms to the main international standards and regulations: IEC 634, NEMA MG 1.22, ISO 828/3, CSA, UL 1446, UL 4B on request, marine regulations, etc. It can be integrated into a CE marked generator. The LSA 46.2 is designed, manufactured and marketed in an ISO 91 environment. TOP OF THE RANGE ELECTRICAL PERFORMANCE - Class H insulation. - Standard 12-wire re-connectable winding, 2/3 pitch, type no Voltage range: 2 V - 24 V and 38 V - 41 V (44 V) - Hz / 8 V - 24 V and 38 V - 48 V - 6 Hz. - High efficiency and motor starting capacity. - Other voltages are possible with optional adapted windings: - Hz: 44 V (no. 7), V (no. 9), 6 V (no. 22 or 23), 69 V (no. or 2) - 6 Hz: 38 V and 416 V (no. 8), 6 V (no. 9). - Total harmonic content < 2, %. - R 791 interference suppression conforming to standard EN 11 group 1 class B standard for European zone (CE marking). EXCITATION AND REGULATION SYSTEM SUITED TO THE APPLICATION Voltage regulator Excitation system SHUNT AREP PMG T.I. Current transformer for paralleling R 726 Mains paralleling Regulation options R phase sensing R phase sensing on mains paralleling unbalanced R Std R 448 optional Std Std DECS - optional optional included included NA P Remote voltage potentiometer Voltage regulator accuracy +/-.% - : possible adaptation - NA : not possible. PROTECTION SYSTEM SUITED TO THE ENVIRONMENT - The LSA is IP Standard winding protection for clean environments with relative humidity ð 9 %, including indoor marine environments. Options: Filters on air inlet and air outlet (IP 44). Winding protections for harsh environments and relative humidity greater than 9%. Space heaters. Thermal protection for windings and shields. REINFORCED MECHANICAL STRUCTURE USING FINITE ELEMENT MODELLING - Compact and rigid assembly to better withstand generator vibrations. - Steel frame. - Cast iron flanges and shields. - Twin-bearing and single-bearing versions designed to be suitable for engines on the market. - Half-key balancing. - Greased for life bearings (regreasable bearings optional). ACCESSIBLE TERMINAL BOX PROPORTIONED FOR OPTIONAL EQUIPMENT - Easy access to the voltage regulator and to the connections. - Possible clusion of accessories for paralleling, protection and measurement. - 8 way terminal block for reconnecting voltage reconnection. - DECS digital AVR adapted to the machine exterior. Copyright 4 : MOTEURS LEROY-SOMER Products and materials shown in this catalogue may, at any time, be modified in order to follow the latest technological developments, improve the design or change conditions of utilization. Their description cannot, in any case, engage LEROY-SOMER liability. The values indicated are typical values. 2

3 Common data Insulation class H Excitation system SHUNT A R E P or PMG Winding pitch 2/3 ( N 6 ) A.V.R. model R R 448 Terminals 12 Voltage regulation (*) ±, % ±, % Drip proof IP 23 Sustained short-circuit current - 3% (3 IN) : s Altitude m Total harmonic TGH / THC (**) at no load < 2, % - on load < 2, % Overspeed 2 min -1 Waveform : NEMA = TIF (**) < Air flow,43 m 3 /s (Hz)/,1 (6Hz) Wave form : I.E.C. = THF (**) < 2 % (*) Steady state duty. (**) Total harmonic content line to line, at no load or full rated linear and balanced load. Ratings Hz - 1 R.P.M. kva / kw - Power factor =,8 Duty T C Continuous duty 4 C Continuous duty 4 C Stand-by / 4 C Stand-by / 27 C Class / T K H / 12 K F / K H / 1 K H / 163 K Phase 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. Y 38V 4V 41V 44V 38V 4V 41V 44V 38V 4V 41V 44V 38V 4V 41V 44V 2V 23V 24V 23V 2V 23V 24V 23V 2V 23V 24V 23V 2V 23V 24V 23V YY 2V 2V 2V 2V 46.2 kva kw M kva kw kva kw kva kw kva kw Ratings 6 Hz - 18 R.P.M. kva / kw - Power factor =,8 Duty T C Continuous duty 4 C Continuous duty 4 C Stand-by / 4 C Stand-by / 27 C Class / T K H / 12 K F / K H / 1 K H / 163 K Phase 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. Y 38V 416V 44V 48V 38V 416V 44V 48V 38V 416V 44V 48V 38V 416V 44V 48V 2V 24V 24V 2V 24V 24V 2V 24V 24V 2V 24V 24V YY 8V 2V 24V 8V 2V 24V 8V 2V 24V 8V 2V 24V 46.2 kva kw M kva kw kva kw kva kw kva kw

4 Efficiencies Hz - P.F. : 1 / P.F. :,8 9 9,8,6 LSA 46.2,6,9 P.F. : 1,,8, 91,7 P.F. :,8 91,3 9,2 91,2,9 LSA ,3 P.F. : 1 9,4 9,2 93, 93, 93 P.F. :,8, kVA LSA 46.2 M 9 : 1 P.F.,8 9,2,8 P.F. :,8,3 93,2 93,3 91, kVA LSA ,7 P.F. : 1 9,7 9,7 9,2 93,7 P.F. :,8 93,9,1,4 93, 91, kVA kVA 9, 91,4 LSA P.F. : 1,9 9,2,8 93,3 93,1,4 P.F. :, kVA Reactances (%). Time constants (ms) - Class H / 4 V M Kcc Short-circuit ratio,44,4,41,48, Xd Direct axis synchro.reactance unsaturated Xq Quadra. axis synchr.reactance unsaturated Tdo Open circuit time constant Xd Direct axis transient reactance saturated 1,8 14,7 1, 13, 12,1 Td Short-Circuit transient time constant X"d Direct axis subtransient reactance saturated 9, 8,8 9,3 8,1 7,2 T"d Subtransient time constant X"q Quadra. axis subtransient reactance saturated 11,8,9 11, 8,9 Xo Zero sequence reactance unsaturated,,8,7,7, X2 Negative sequence reactance saturated,6 9,9,4 9,1 8,1 Ta Armature time constant Other data - Class H / 4 V io (A) No load excitation current (SHUNT / AREP or PMG) ,1 1 ic (A) Full load excitation current (SHUNT / AREP or PMG) 3,9 3,7 4 3,9 3,4 uc (V) Full load excitation voltage (SHUNT / AREP or PMG) ms Recovery time ( U = % trans.) kva Motor start. ( U = % sust.) or ( U = % trans.) SHUNT kva Motor start. ( U = % sust.) or ( U = % trans.) AREP % Transient dip (rated step load) SHUNT / PF :,8 LAG 16,2 1,4 1,9 14,6 12,9 % Transient dip (rated step load) AREP / PF :,8 LAG 14,3 13,7 14, ,4 W No load losses W Heat rejection

5 Transient voltage variation 4 V - Hz Load application (SHUNT excitation) Load application (AREP or PMG excitation) 2 % M 2 % M kva kva kva at Ø,8 power factor kva at Ø,8 power factor Load rejection (SHUNT excitation) Load rejection (AREP or PMG excitation) 2% M 2% M kva kva kva at Ø,8 power factor kva at Ø,8 power factor Motor starting (SHUNT excitation) Motor starting (AREP or PMG excitation) 3% M 3% M kVA kVA kva at Ø,6 power factor locked rotor kva at Ø,6 power factor locked rotor 1 ) For a starting P.F. differing from,6, the starting kva must be multiplied by (Sine Ø /,8) 2 ) For voltages other than 4V(Y), 23V( ) at Hz, then kva must be multiplied by (4/U)2 or (23/U)2.

6 Efficiencies 6 Hz - P.F. :1 / P.F. :,8 9 91,1 9,2,6 LSA 46.2,7 P.F. : 1,8,6,7,1 P.F. :,8 91, ,2,4 93,2 LSA ,2 93,6 9,3 P.F. : 1 9,2 93,3 P.F. :, kVA kVA LSA 46.2 M 9, ,2 9 P.F. : 1,9,7 P.F. :,8,4,6 LSA ,7 9,,1 93,6 P.F. : 1 9,6 93,9 P.F. :,8 93,8 9 91,3 9,3 9 91,2 9, kVA kVA LSA ,1, ,2 P.F. : 1,9,8, P.F. :,8 9 9, kVA Reactances (%). Time constants (ms) - Class H / 48 V M Kcc Short-circuit ratio,41,43,41,47, Xd Direct axis synchro.reactance unsaturated Xq Quadra. axis synchr.reactance unsaturated Tdo Open circuit time constant Xd Direct axis transient reactance saturated 16,7 1,3 1, 13,8 12,2 Td Short circuit transient time constant X"d Direct axis subtransient reactance saturated 9,2 9,3 8,2 7,3 T"d Subtransient time constant X"q Quadra. axis subtransient reactance saturated 12,4 11,4 11,,2 9 Xo Zero sequence reactance unsaturated,,,6,4,4 X2 Negative sequence reactance saturated 11,2,3,4 9,3 8,2 Ta Armature time constant Other data - Class H / 48 V io (A) No load excitation current (SHUNT / AREP or PMG) ,1 1 ic (A) Full load excitation current (SHUNT / AREP or PMG) 4 3,8 3,9 3,8 3,4 uc (V) Full load excitation voltage (SHUNT / AREP or PMG) ms Recovery time ( U = % trans.) kva Motor start. ( U = % sust.) or ( U = % trans.) SHUNT kva Motor start. ( U = % sust.) or ( U = % trans.) AREP % Transient dip (rated step load) SHUNT / PF :,8 LAG 16,7 1,8 1,9 14,8 13 % Transient dip (rated step load) AREP / PF :,8 LAG 14,8 14,1 14,1 13,1 11, W No load losses W Heat rejection

7 Transient voltage variation - 48 V - 6 Hz Load application (SHUNT excitation) Load application (AREP or PMG excitation) 2 % M 2 % M kva kva kva at Ø,8 power factor kva at Ø,8 power factor Load rejection (SHUNT excitation) Load rejection (AREP or PMG excitation) 2% M 2% M kva kva kva at Ø,8 power factor kva at Ø,8 power factor Motor starting (SHUNT excitation) Motor starting (AREP or PMG excitation) 3% M 3% M kva kVA kva at Ø,6 power factor locked rotor kva at Ø,6 power factor locked rotor 1) For a starting P.F. differing from,6, the starting kva must be multiplied by (Sine Ø /,8) 2) For voltages other than 48V(Y), 277V( ), 24V(YY) at 6 Hz, then kva must be multiplied by (48/U) 2 or (277/U) 2 or (24/U)2 7

8 3 phase short-circuit curves at no load and rated speed (star connection Y) ÔÍß ìêòî Óí Symmetrical Asymmetrical ßÎÛÐ ± ÐÓÙ ÍØËÒÌ 1 time (ms) ÔÍß ìêòî Óë Symmetrical Asymmetrical ßÎÛÐ ± ÐÓÙ ÍØËÒÌ 1 time (ms) ÔÍß ìêòî Ôê Symmetrical Asymmetrical ßÎÛÐ ± ÐÓÙ ÍØËÒÌ 1 time (ms) Influence due to connexion. Curves shown are for star connection (Y). For other connections, use the following multiplication factors : - Series delta : Current value x 1,732 - Parallel star : Current value x 2 8

9 3 phase short-circuit curves at no load and rated speed (star connection Y) ÔÍß ìêòî Ôç ßÎÛÐ ± ÐÓÙ Symmetrical Asymmetrical ÍØËÒÌ 1 time (ms) ÔÍß ìêòî ÊÔïî ßÎÛÐ ± ÐÓÙ Symmetrical Asymmetrical ÍØËÒÌ 1 time (ms) Influence due to short-circuit. Curves are based on a three-phase short-circuit. For other types of short-circuit, use the following multiplication factors: 3 phase 2 phase L - L. 1 phase L - N. Instantaneous (Max) 1,87 1,3 Sustained 1 1, 2,2 Max sustained duration (AREP/ PMG) sec. sec. 2 sec. 9

10 Single bearing dimensions AH 13 CF Xg L LB Access to terminals Access to regulator 68 PMG optional 77 S DIA. Qty 12 as shown on Ø M Ø 6 AIR OUTLET holes 18 Ø C AIR INLET 23 Access to rotating diodes Y DIA, Qty X Eq. Sp. on Ø U. Frame dimensions Coupling TYPE L max without PMG LB Xg C Weight (kg) Flex plate 11 1/2 14 LSA LSA 46.2 M Flange S.A.E 3 X LSA Flange S.A.E. 2 X LSA Flange S.A.E 1 X X LSA Flange S.A.E. 1/2 X Flange (mm) Flex plate (mm) S.A.E. P N M S R CF S.A.E. BX U X Y AH 3 7*/ , */368 24*/ /2 32,42 333, ,6 2 7*/ ,67 466, */368 24*/ ,72 438, ,4 1 7*/623 11,17 3, */368 24*/17 1/ ,2 619,12 14, * : dimensions LSA 46,2 M Torsional analysis data Xr Ø 4(46.2 M) Ø 6(46.2 L) Lr Gravity center : Xr (mm), Rotor length Lr (mm), Weight : M (kg), Moment of inertia : J (kgm 2 ) : (4J = MD 2 ) Flex plate S.A.E. 11 1/2 Flex plate S.A.E. 14 TYPE Xr Lr M J Xr Lr M J LSA , ,4 1,99 LSA 46.2 M , ,3 2,77 LSA , ,8 2,48 LSA ,3 2, ,9 2,724 LSA , ,6 3,216

11 Two bearing dimensions 1 hole Mx42 Xg L LB Access to terminals Access to regulator 68 PMG optional 12 79, 77 AIR OUTLET 6 B 14 BB C 6 holes Ø 21 AIR INLET 23 Access to rotating diodes M DIA, Qty 12 Eq. as shown on Ø 3,22 Frame dimensions TYPE L max without PMG LB P C BB B R Xg Weight (kg) LSA LSA 46.2 M LSA LSA LSA Torsional analysis data Xr Ø 4(46.2 M) Ø 6(46.2 L) Lr Gravity center : Xr (mm), Rotor length Lr (mm), Weight : M (kg), Moment of inertia : J (kgm 2 ) : (4J = MD 2 ) TYPE Xr Lr M J LSA ,9 1,7 LSA 46.2 M ,8 1,738 LSA ,6 2,9 LSA ,7 2,38 LSA ,8 2,84 11

12 MOTEURS LEROY-SOMER 161 ANGOULÊME CEDEX - FRANCE RCS ANGOULÊME S.A. au capital de