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Lorentz PSk2 CS-F Series, Manual For Installation, Operation, Service, Page: 1 / 36

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1

Sun. Water. 

Life.

BERNT LORENTZ GmbH & Co. KG 

Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, 

www.lorentz.de

All specifi cations and information are given with good intent, errors are possible and products may be subject to change without notice.  Pictures may 
differ from actual products depending on local market requirements and regulations.  

v150106

PSk2 CS-F and CS-G Series

Solar Surface Pump Systems

Manual for Installation, Operation, Service

Summary of Contents for PSk2 CS-F Series

Page 1: ...ll specifications and information are given with good intent errors are possible and products may be subject to change without notice Pictures may differ from actual products depending on local market...

Page 2: ...alculating the discharge rate from the water jet 34 14 2 1 How to measure the discharge rate 34 14 2 2 How to calculate the discharge rate 34 14 2 3 Calculation example 1 34 14 2 4 Calculation example...

Page 3: ...Figure 5 Correct controller mounting with back cover 10 Figure 6 Wrong controller mounting without back cover 10 Figure 7 Weidm ller single and double stage terminals 12 Figure 8 Weidm ller clamp cab...

Page 4: ...installer using PumpScanner PumpScanner holds the latest versions of pump system firmware as well as new features We highly recommend you update PumpScan ner prior to each system install to ensure yo...

Page 5: ...r the pump end and controller can be stored not used in the range of 20 C to 65 C 4 F to 149 F The components should not be exposed to direct sunlight 6 Operating Conditions Table 2 Permitted ambient...

Page 6: ...ety directions contained in the manual existing national regulations for the prevention of accidents as well as internal guidelines and safety regulations for the operator and user must be observed at...

Page 7: ...time according to the variation of sunlight intensity to realize the maximum power point tracking MPPT The PSk2 controller converts the DC power from the solar array to digitally created AC signal to...

Page 8: ...or rated voltage Max DC input voltage MPP voltage Output current Output frequency kWp kW V V V A Hz PS7k2 7 5 5 380 400 850 500 600 13 0 60 PS9k2 9 7 5 380 400 850 500 600 18 0 60 PS15k2 15 11 0 380 4...

Page 9: ...output It is safest to minimize the length of the input wiring Electronic devices are most reliable when they are pro tected from heat Mount the controller where it is shaded from the midday sun An i...

Page 10: ...ion must be ensured by a vent or similar ventilation device Do not install in a place which is exposed to direct sunlight CAUTION The heat sink gets hot during operation Do not touch it until it has c...

Page 11: ...should be performed by qualified experts only Unqualified handling might lead to shock burns or death WARNING The controller should only be connected to power after correct wiring or the controller mi...

Page 12: ...erminals these are examples of the Weidm ller terminal system a ZDU 16 single stage and ZDK 2 5 double stage Strip the insulation from the end of the cable to be termi nated For a 16mm cable strip 10m...

Page 13: ...ace pumps for submersible pumps a jumper wire is needed between 1 2 26 AWG 12 AWG 0 5 2 5mm2 2 connection to COM Pressure sensor 3 connect positive 4 20mA signal sensor supply voltage 24V load impedan...

Page 14: ...troller housing without cutting the cable in half Exception for solar panel for SunSwitch The plug of the solar panel for SunSwitch has a red positive and a black negative cable Ensure you have the co...

Page 15: ...you to set irradiation dependent START STOP values for the pump These settings can only be done via LORENTZ Pump Scanner Please check LORENTZ partnerNET and the PS DataModule and PumpScanner manual W...

Page 16: ...roller must be connected to the left GND terminal The right GND terminal next to the motor phases L1 L2 L3 is for the protective earth wire of the motor 9 5 3 Insufficient ground source Where there is...

Page 17: ...al products depending on local market requirements and regulations v150106 9 5 4 Operation with a Power Supply Unit SmartP SU WARNING Where the PSk2 controller is used in combination with a Power Supp...

Page 18: ...extremely efficient It is impor tant to keep this efficiency throughout the entire system A main reason for loss of efficiency is pipe pressure losses Make sure that you have included the pipe pressu...

Page 19: ...nding resistance 1 Set the multimeter to resistance measurement and select the lowest measuring range 2 All PSk2 motors are 3 phase motors Measure the resistance of phase to phase L1 L2 L2 L3 L3 L1 Ma...

Page 20: ...tlet to reduce noise and vibration It is recommended that you install a gate valve in the suction and discharge pipeline close to the pump to avoid draining of the pipe while cleaning e g filters repa...

Page 21: ...10 0 1 G1 34 0 1 20 0 2 2 0 1 17 0 1 30 0 2 2x45 1 5x45 0 3 0 1 0 3 Figure 19 Technical drawing of adaptor in mm Figure 20 Adaptor welded on inlet pipeline Figure 21 Mounted probe housing Figure 22 M...

Page 22: ...Figure 23 HDPE pipe tee piece Figure 24 steel steel flange with adaptor in HDPE pipe 1 female thread Whitworth pipe thread for the sensor housing HDPE pipe adaptor steel stainless steel pipe pipe diam...

Page 23: ...ill stop the pump The TANK FULL indicator on the controller will light up When the water level drops the float switch will signal the controller The indicator light will go out and the pump will resta...

Page 24: ...sically installing the pump make sure to setup the parameters correctly using PumpScanner Depending on the pump system up to 30 more water can be pumped by configuring the 11 1 Filling pump with water...

Page 25: ...connection present INDICATOR LIGHTS SYSTEM green The controller is switched on and the power source is present In low power conditions the light may show even if there is not enough power to run the p...

Page 26: ...d that all connections have been double checked for correct connection 2 Connect the power to the PSk2 controller but the ON OFF toggle switch of the PSk2 controller is in position OFF The pump must n...

Page 27: ...t switch resets 2 to 3 seconds 3 After low water probe regains contact with water in the source 15 minutes but the indicator light will slowly flash for the rest of the solar day or until power is dis...

Page 28: ...ter to test the control circuit 6 When conducting any insulation test on the motor you must dismantle the connection between motor and controller Main points for inspection and maintenance Please use...

Page 29: ...e Figure 30 Schematic view of an open pump system 15 1 2 Inlet suction pipeline The target is to reduce the inlet pressure losses to a minimum In order to achieve maximum suction lift and reduce the r...

Page 30: ...87 40 104 7 4 0 75 2 48 50 122 12 3 1 25 4 11 Table 10 Friction loss in Schedule 40 steel pipe with Standard Inside Diameter SIDR Flowrate Q 2 2 1 2 3 3 1 2 4 5 6 SIDR SIDR SIDR SIDR SIDR SIDR SIDR US...

Page 31: ...t m ft m ft m ft m 90 normal elbow 2 7 0 8 3 5 1 1 4 3 1 3 5 5 1 7 6 5 2 0 8 0 2 4 10 1 3 1 45 elbow 1 3 0 4 1 7 0 5 2 0 0 6 2 5 0 8 3 0 0 9 3 8 1 2 5 4 1 6 90 long radius elbow 1 7 0 5 2 3 0 7 2 7 0...

Page 32: ...pe 100 lpipe lelbow lvalve The friction losses of the fitting and the valve can be read off from Table 12 Friction loss for valves and fittings equivalent length of straight pipe on page 31 as equival...

Page 33: ...nation of the friction losses Hf Hf pipe 100 lpipe lelbow lvalve The friction losses of the fitting and the valve can be read off from Table 12 Friction loss for valves and fittings equivalent length...

Page 34: ...the other leg is adjusted to 4 at the water jet surface NOTE The pipe s wall thickness is ignored The measure result depends on the measuring precision Figure 33 Reading off the discharge rate accordi...

Page 35: ...85 19 146 33 228 52 334 76 8 20 11 3 20 5 27 6 44 10 63 14 98 22 166 38 260 59 380 86 9 23 13 3 22 5 32 7 50 11 70 16 110 25 187 42 293 67 430 98 10 25 14 3 25 6 33 8 56 13 78 18 122 28 208 47 326 74...

Page 36: ...Water detection sensor installed yes Low water sensor installed yes SunSwitch installed yes Pressure sensor installed yes Other accessories PV generator PV module brand PV module model Number of pane...

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