PS1 Centrifugal Pumping Systems General Data and Sizing Tables The curve show the performance range of 4 models at 1Wp solar array - irradiation of 6kWh/m² on a tilted surface - ambient temperature 3 C Solar tracking will improve performance by aprox 4% in summer month s Application: - drinking water supply - livestock watering - pond management - irrigation - village water supply meter head 9 7 6 5 4 3 2 Solar Pumping System / Capacity Diagram 6kWh/m²/day, 1Wp solar array SJ1-25 SJ5-12 SJ-7 Pump SJ17-2 SJ12-4 SJ-7 SJ5-12 SJ1-25 Lift Range -15m /5 ft 5-15m / 5ft 15-3m / 3ft 3-65m / 215ft 7-9m / 3ft Curve is based on Irradiation 6kWh/m² day, tilted surface Pump ends: SJ-xx = centrifugal pump Motor: brushless DC, maintenance free, max water temp. 25 C (F) 3 C (9F)for systems below 12Wp solar array LORENTZ offers standard solar pump solutions up to 23m (76ft) head and special solutions up to 75m (25ft) head. Ask for charts SJ12-4 1 1 USG = 3,L 1 I mpg = 4,5L --> larger flow = SJ17-2 15 35 55 75 95 115 135 155 Ver. 24 m³/day Controller PS1 controlling of the pump system and monitoring of the operating states mounted at surface (no submerged electronic parts) two control inputs for well probe (dry running protection), float or pressure switches, remote control etc. automatic reset 2 minutes after well probe turns pump off protected against reverse polarity, overload and high temperature speed control, max. pump speed adjustable to reduce flow rate to approx. 3 % solar operation: integrated MPPT (Maximum Power Point Tracking) battery operation: low voltage disconnect and restart after battery has recovered max. efficiency 92 % (motor + controller) enclosure: IP 54 (sealed, weatherproof) Motor ECDRIVE 12 HR / C brushless DC motor no electronics inside motor water filled IP6, pressure balanced, max. submersion unlimited dynamic slide bearings, material: carbon/ceramic wetted material: stainless steel (AISI 316), POM, rubber, cable drinking water approved Pump End (PE) high life expectancy none-return valve dry running protection (optional) material: stainless steel (AISI 316) Errors excepted and possible alterations without prior notice
Direct operated PV-Pump System : Solar Pump System PS1 C-SJ1-25 C-SJ1-25 Calculation of system performance is based on: US GPD m³/day 26 - non tracked PV-generator, (see ETATRACK for increasing performance) - 11h standard solar day - ambient average temperature of 3 C - 13,3% Generator efficiency - 1% cable loss Head Metres /Ft. 65 6 55 5 45 4 35 3 25 24 22 2 1 16 14 12 1 7/23 /263 9/295 6 4 5 2 Wp 7 9 11 12 13 14 16 17 1 19 21 2 3 4 5 6 7 9 22 Irradiation on a tilted surface kwh/m²/day BERNT LORENTZ GmbH & Co.KG, Heidekoppel 16, 2455 Henstedt-Ulzburg, Germany e-mail: Info@Lorentz.de Internet: www.lorentz.de Tel: +49 4193 754- Fax: +49 4193 754-29 File: Auslegungschart_LORENTZPUMP_C-SJ1-25.dwg Rev. Oct. 27
PS1 C-SJ1-25 (Item No. 1156 ) for Solar Operation (Solar generator: Nominal voltage 72 to 96 V DC, open circuit voltage max. 2V DC) 3, 2,5 Average Values 7 m / 23 ft m / 263 ft 9 m / 295 ft 7 6 2, 5 flow rate [m³/h] 1,5 1, 4 3 flow rate [US gal/h] 2,5 1, 2 4 6 12 14 16 1 DC power [W] Dimensions [mm] Minimum Internal Diameter Pump Type Weight A B C D Emax BSP of Borehole SJ 1A-25 2 16 696 96 9 1 1/4" 4" (14mm) 16 kg System Performance An irradiation value and the required head in meters are given for a certain solar pumping system. By connecting the point for the power output in Wp of the solar array with an irradiation value, move vertical upwards to the intersection with the required head curve, then horizontal to the left to find the daily quantity of water that can be pumped ( m³/day) Or the other way: By starting from the daily required water amount horizontally to the intersection of the required head, then vertically down to the intersection with the expected solar irradiation, then horizontally to the left to find the required output of the solar array. From the above curves, the maximum quantity of water in m³/h for a given solar array size in Wp and head in meters / ft can be found. Add at least 25% to the DC power to account for dirt, heat and other losses of the solar array. Pump Centrifugal multistage direct coupled on a LORENTZ brushless submersible motor. The pump is made from stainless steel with water lubricated rubber bearings. A non return valve is included. Motor The LORENTZ submersible motor, type EC 12-C is a 2 pole synchronous brushless DC motor. Slide ring bearing and ceramic trust bearings are water lubricated. The motor raw earth magnets are hermetically sealed in stainless steel and encapsulated in synthetic resin. The motor is pressure compensated and there are no practical depth limitations for submergence. No electronics are inside the motor and the entire motor is water filled. Data: Voltage: 3 X 1V electronically commutated Power: 1,6kW / 2,2HP Efficiency: 92% max Controller Mounted at surface, Well probe and float switch terminals MPPT ( max. power point tracking) Overload, temperature and reverse polarity protected Pump Speed control from 3% to full LED indicate status, pump speed water level, overload etc. 6 to standard 12V modules can be connected in series. e.g. nom. Voltage 72 to 96V, max system Voltage Umax= 2V. For Systems above 12Wp Solar array size min. 7 or panels have to be wired in series. www.lorentz.de Rel. 14
Direct operated PV-Pump System : Solar Pump System PS1 C-SJ5-12 C-SJ5-12 Calculation of system performance is based on: US GPD m³/day 13 5 - non tracked PV-generator, (see ETATRACK for increasing performance) - 11h standard solar day - ambient average temperature of 3 C - 1% cable loss 4/132 Head Metres /Ft. 1 1 9 7 6 5 4 3 45 4 35 3 25 2 15 1 5 5/165 6/197 7/23 Wp 7 9 11 12 13 14 16 17 1 19 21 22 2 3 4 5 6 7 Irradiation on a tilted surface kwh/m²/day 9 BERNT LORENTZ GmbH & Co.KG, Heidekoppel 16, 2455 Henstedt-Ulzburg, Germany e-mail: Info@Lorentz.de Internet: www.lorentz.de Tel: +49 4193 754- Fax: +49 4193 754-29 File: Auslegungschart_LORENTZPUMP_C-SJ5-12.dwg Rev. Jul. 27
PS1 C-SJ5-12 (Item No. 1163) for Solar Operation (Solar generator: Nominal voltage 72 to 96 V DC, open circuit voltage max. 2V DC) 6,5 6, 5,5 5, 4,5 System Performance Average Values 3 m / 1 ft 4 m / 131 ft 5 m / 164 ft 6 m / 197 ft 16 14 12 flow rate [m³/h] 4, 3,5 3, 2,5 2, 1,5 7 m / 23 ft 6 4 flow rate [US gal/h] 1,,5 2, 2 4 6 12 14 16 1 DC Power [W] Dimensions [mm] Minimum Internal Diameter Pump Type Weight A B C D Emax BSP of Borehole SJ 5A-12 612 16 426 96 9 1 1/2" 4" (14mm) 13,5 kg System Performance An irradiation value and the required head in meters are given for a certain solar pumping system. By connecting the point for the power output in Wp of the solar array with an irradiation value, move vertical upwards to the intersection with the required head curve, then horizontal to the left to find the daily quantity of water that can be pumped ( m³/day) Or the other way: By starting from the daily required water amount horizontally to the intersection of the required head, then vertically down to the intersection with the expected solar irradiation, then horizontally to the left to find the required output of the solar array. From the above curves, the maximum quantity of water in m³/h for a given solar array size in Wp and head in meters / ft can be found. Add at least 25% to the DC power to account for dirt, heat and other losses of the solar array. Pump Centrifugal multistage direct coupled on a LORENTZ brushless submersible motor. The pump is made from stainless steel with water lubricated rubber bearings. A non return valve is included. Motor The LORENTZ submersible motor, type EC 12-C is a 2 pole synchronous brushless DC motor. Slide ring bearing and ceramic trust bearings are water lubricated. The motor raw earth magnets are hermetically sealed in stainless steel and encapsulated in synthetic resin. The motor is pressure compensated and there are no practical depth limitations for submergence. No electronics are inside the motor and the entire motor is water filled. Data: Voltage: 3 X 1V electronically commutated Power: 1,6kW / 2,2HP Efficiency: 92% max Controller Mounted at surface, Well probe and float switch terminals MPPT ( max. power point tracking) Overload, temperature and reverse polarity protected Pump Speed control from 3% to full LED indicate status, pump speed water level, overload etc. 6 to standard 12V modules can be connected in series. e.g. nom. Voltage 72 to 96V, max system Voltage Umax= 2V. For Systems above 12Wp Solar array size min. 7 or panels have to be wired in series. www.lorentz.de Rel. 1114
Direct operated PV-Pump System : Solar Pump System PS1 C-SJ-7 C-SJ-7 Calculation of system performance is based on: US GPD m³/day 13 12 3 11 - non tracked PV-generator, (see ETATRACK for increasing performance) - 11h standard solar day - ambient average temperature of 3 C - 1% cable loss Head Metres /Ft. 1/33 15/49.5 25 5 1 9 7 6 5 4 3 2 1 2/66 25/2.5 3/9 Wp 7 9 11 12 13 14 16 17 1 19 21 22 2 3 4 5 6 7 Irradiation on a tilted surface 9 kwh/m²/day BERNT LORENTZ GmbH & Co.KG, Heidekoppel 16, 2455 Henstedt-Ulzburg, Germany Tel: +49 4193 754- Fax: +49 4193 754-29 File: Auslegungschart_LORENTZPUMP_C-SJ-7.dwg Rev. Aug. 27 Internet: www.lorentz.de
PS1 C-SJ-7 (Item No. 1169) for Solar Operation (Solar generator: Nominal voltage 72 to 96 V DC, open circuit voltage max. 2V DC) 14 Average Values 1 m / 33 ft 35 12 15 m / 49 ft 2 m / 66 ft 3 1 25 m / 2 ft 3 m / 9 ft 25 flow rate [m³/h] 6 flow rate [US gal/h] 4 2 5 2 4 6 12 14 16 1 DC power [W] Dimensions [mm] Minimum Internal Diameter Pump Type Weight A B C D Emax BSP of Borehole SJ A-7 65 16 415 96 9 2" 4" (14mm) 13,5 kg System Performance An irradiation value and the required head in meters are given for a certain solar pumping system. By connecting the point for the power output in Wp of the solar array with an irradiation value, move vertical upwards to the intersection with the required head curve, then horizontal to the left to find the daily quantity of water that can be pumped ( m³/day) Or the other way: By starting from the daily required water amount horizontally to the intersection of the required head, then vertically down to the intersection with the expected solar irradiation, then horizontally to the left to find the required output of the solar array. From the above curves, the maximum quantity of water in m³/h for a given solar array size in Wp and head in meters / ft can be found. Add at least 25% to the DC power to account for dirt, heat and other losses of the solar array. Pump Centrifugal multistage direct coupled on a LORENTZ brushless submersible motor. The pump is made from stainless steel with water lubricated rubber bearings. A non return valve is included. Motor The LORENTZ submersible motor, type EC 12-C is a 2 pole synchronous brushless DC motor. Slide ring bearing and ceramic trust bearings are water lubricated. The motor raw earth magnets are hermetically sealed in stainless steel and encapsulated in synthetic resin. The motor is pressure compensated and there are no practical depth limitations for submergence. No electronics are inside the motor and the entire motor is water filled. Data: Voltage: 3 X 1V electronically commutated Power: 1,6kW / 2,2HP Efficiency: 92% max Controller Mounted at surface, Well probe and float switch terminals MPPT ( max. power point tracking) Overload, temperature and reverse polarity protected Pump Speed control from 3% to full LED indicate status, pump speed water level, overload etc. 6 to standard 12V modules can be connected in series. e.g. nom. Voltage 72 to 96V, max system Voltage Umax= 2V. For Systems above 12Wp Solar array size min. 7 or panels have to be wired in series. www.lorentz.de Rel. 72
Direct operated PV-Pump System : Solar Pump System PS1 C-SJ12-4 C-SJ12-4 Calculation of system performance is based on: US GPD m³/day 5 45 4 35 2 1 16 14 - non tracked PV-generator, (see ETATRACK for increasing performance) - 11h standard solar day - ambient average temperature of 3 C - 1% cable loss Head Metres /Ft. 7.5/25 1/33 12.5/41 15/49.5 3 25 5 12 1 6 4 2 Wp 7 9 11 12 13 14 16 17 1 19 21 22 2 3 4 5 6 7 Irradiation on a tilted surface kwh/m²/day BERNT LORENTZ GmbH & Co.KG, Heidekoppel 16, 2455 Henstedt-Ulzburg, Germany Internet: www.lorentz.de Tel: +49 4193 754- Fax: +49 4193 754-29 File: Auslegungschart_LORENTZPUMP_C-SJ12-4.dwg Rev. Aug. 27 9
PS1 C-SJ12-4 (Item No. 1217 ) for Solar Operation (Solar generator: Nominal voltage 72 to 96 V DC, open circuit voltage max. 2V DC) 22 2 1 16 Average Values 7,5m / 25 ft 1 m / 33 ft 12,5 m / 41 ft 15 m / 49 ft 55 5 45 4 flow rate [m³/h] 14 12 1 2 m / 66 ft 35 3 25 flow rate [US gal/h] 6 4 2 5 2 4 6 12 14 16 1 DC power [W] Dimensions [mm] Minimum Internal Diameter Pump Type Weight A B C D Emax BSP of Borehole SJ 12A-4 666 16 4 96 9 2" 4" (14mm) 13 kg System Performance An irradiation value and the required head in meters are given for a certain solar pumping system. By connecting the point for the power output in Wp of the solar array with an irradiation value, move vertical upwards to the intersection with the required head curve, then horizontal to the left to find the daily quantity of water that can be pumped ( m³/day) Or the other way: By starting from the daily required water amount horizontally to the intersection of the required head, then vertically down to the intersection with the expected solar irradiation, then horizontally to the left to find the required output of the solar array. From the above curves, the maximum quantity of water in m³/h for a given solar array size in Wp and head in meters / ft can be found. Add at least 25% to the DC power to account for dirt, heat and other losses of the solar array. Pump Centrifugal multistage direct coupled on a LORENTZ brushless submersible motor. The pump is made from stainless steel with water lubricated rubber bearings. A non return valve is included. Motor The LORENTZ submersible motor, type EC 12-C is a 2 pole synchronous brushless DC motor. Slide ring bearing and ceramic trust bearings are water lubricated. The motor raw earth magnets are hermetically sealed in stainless steel and encapsulated in synthetic resin. The motor is pressure compensated and there are no practical depth limitations for submergence. No electronics are inside the motor and the entire motor is water filled. Data: Voltage: 3 X 1V electronically commutated Power: 1,6kW / 2,2HP Efficiency: 92% max Controller Mounted at surface, Well probe and float switch terminals MPPT ( max. power point tracking) Overload, temperature and reverse polarity protected Pump Speed control from 3% to full LED indicate status, pump speed water level, overload etc. 6 to standard 12V modules can be connected in series. E.g. nom. Voltage 72 to 96V, max system Voltage Umax= 2V www.lorentz.de Rel. 723
Direct operated PV-Pump System : Solar Pump System PS1 C-SJ17-2 C-SJ17-2 US GPD m³/day 45 4 22 Calculation of system performance is based on: - non tracked PV-generator, (see ETATRACK for increasing performance) - 11h standard solar day - ambient average temperature of 3 C - 13,3% Generator efficiency - 1% cable loss Head Metres /Ft. 55 7.5/25 5 2 1 16 1/33 12.5/41 15/49 35 14 3 25 12 1 6 4 5 2 Wp 7 9 11 12 13 14 16 17 1 19 21 2 3 4 5 6 7 9 22 Irradiation on a tilted surface kwh/m²/day BERNT LORENTZ GmbH & Co.KG, Heidekoppel 16, 2455 Henstedt-Ulzburg, Germany Internet: www.lorentz.de Tel: +49 4193 754- Fax: +49 4193 754-29 File: Auslegungschart_LORENTZPUMP_C-SJ17-2.dwg Rev. Aug. 27
PS1 C-SJ17-2 (Item No. 116 ) for Solar Operation (Solar generator: Nominal voltage 96 V DC, open circuit voltage max. 2V DC) 24 22 Average Values 7,5m / 25 ft 1 m / 33 ft 6 2 12,5 m / 41 ft 55 1 16 15 m / 49 ft 5 45 4 flow rate [m³/h] 14 12 1 35 3 25 flow rate [US gal/h] 6 4 2 5 2 4 6 12 14 16 1 DC power [W] Pump Type Dimensions [mm] A B C D Emax BSP SJ 17-2 57 16 392 9 12 2 1/2" 5" (13mm) 15,5 kg Motor System Performance An irradiation value and the required head in meters are given for a certain solar pumping system. By connecting the point for the power output in Wp of the solar array with an irradiation value, move vertical upwards to the intersection with the required head curve, then horizontal to the left to find the daily quantity of water that can be pumped ( m³/day) The LORENTZ submersible motor, type EC 12-C is a 2 pole synchronous brushless DC motor. Slide ring bearing and ceramic trust bearings are water lubricated. The motor raw earth magnets are hermetically sealed in stainless steel and encapsulated in synthetic resin. The motor is pressure compensated and there are no practical depth limitations for Or the other way: submergence. No electronics are inside the motor and the entire motor is water filled. By starting from the daily required water amount horizontally to the intersection of the required head, then vertically down to the intersection with the expected solar irradiation, then horizontally to the left to find the required output of the solar array. From the above curves, the maximum quantity of water in m³/h for a given solar array size in Wp and head in meters / ft can be found. Add at least 25% to the DC power to account for dirt, heat and other losses of the solar array. Pump Centrifugal multistage direct coupled on a LORENTZ brushless submersible motor. The pump is made from stainless steel with water lubricated rubber bearings. A non return valve is included. Minimum Internal Diameter of Borehole Data: Voltage: 3 X 1V electronically commutated Power: 1,6kW / 2,2HP Efficiency: 92% max Controller Mounted at surface, Well probe and float switch terminals MPPT ( max. power point tracking) Overload, temperature and reverse polarity protected Pump Speed control from 3% to full LED indicate status, pump speed water level, overload etc. 6 to standard 12V modules can be connected in series. E.g. nom. Voltage 72 to 96V, max system Voltage Umax= 2V Systems above 12Wp require panels wired in series for nom 96V Weight www.lorentz.de Rel. 121
Tank Height Well to Basin Trans. Pipe Diameter Cable Length Trans. Pipeline Length Riser Pipe Diameter Static Level Drawdown Pump Intake Depth Well Diameter Depth of Well