Lorentz PS200 Solar Pumping Planning Manual
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Lorentz PS200 Solar Pumping Planning Manual

Solar water pump systems
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PS200, PS600,
PS1200, PS1800
Solar Water Pump Systems
Solar Pumping Planning Guide
BERNT LORENTZ GmbH & Co. KG
Kroegerskoppel 7
24558 Henstedt-Ulzburg
Germany
Tel. +49 (0) 4193 7548 - 0
Fax +49 (0) 4193 7548 - 29
www.lorentz.de
Errors excepted and possible alterations without prior notice.
1

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Summary of Contents for Lorentz PS200

  • Page 1 PS200, PS600, PS1200, PS1800 Solar Water Pump Systems Solar Pumping Planning Guide BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7 24558 Henstedt-Ulzburg Germany Tel. +49 (0) 4193 7548 - 0 Fax +49 (0) 4193 7548 - 29 www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 2: Table Of Contents

    Hand Installation ..................27 Recent Updates ................52 Sanitizing the Well ..................27 BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.
  • Page 3 Transportation protection caps and boots ..........8 Table 2: Pump heads with and without rubber spacers ........26 Figure 3: Position of holes for fixation for PS150, PS200 ........9 Table 3: Pump speed indication ................. 28 Figure 5: Steel conduit threads for PS150, PS200 ..........9 Table 4: Motor circuit running current PS200 and PS600 systems .......

  • Page 4: Introduction

    (For details see e.g. regulations of VDE and the local utilities). BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.
  • Page 5 Specific Warnings for Installation of PS Pumps ƒ Open circuit (no-load) voltage above 100 V ƒ Test the direction of motor rotation before for PS200 controllers, above 150 V for PS600 installing the pump (counterclockwise looking controllers and above 200 V for PS1200 and down).

  • Page 6: Installing The Solar Array

    PO Box 23533, Santa Fe, NM 87502, USA supplier. BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 7: Setting The Solar Array Tilt Angle

    3.5 Setting the Solar Array Tilt Angle Maximum performance is obtained from a solar If you use the pump all year but do not want seasonal adjustment to be required, set the angle to year-round pump when its photovoltaic array is tilted (elevated) compromise (equal to latitude).

  • Page 8: Electrical Installation

    Figure 2: Transportation protection caps and boots rubber boot rubber caps BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 9: Figure 3: Position Of Holes For Fixation For Ps150, Ps200

    Figure 3: Position of holes for fixation for PS150, PS200 Figure 4: Position of holes for fixation for PS600, PS1200, PS1800 177 mm 156 mm 146 mm 116 mm 8× M8 190 mm 116 mm 156 mm Figure 5: Steel conduit threads for PS150, PS200 Figure 6: Steel conduit threads for PS600, PS1200, PS1800 Ø...

  • Page 10: Figure 8: Conduit Holes

    Holes are in a removable plate that can be reversed. Rubber plugs are included for unused holes. BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 11: Grounding And Lightning Protection

    4.2 Grounding and Lightning Protection Surges induced by lightning are one of the most com- and controller. Or, cut the ground wire shorter and Exception for battery systems: You can connect the mon causes of electronic controller failures in solar spread it in more than one direction.

  • Page 12: Solar Array Wiring

    All wiring must be done by qualified personnel, in compliance with local, state, and national electrical codes. BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 13: Solar Array Disconnect Switch In The Junction Box

    Voltage (open circuit) wire between terminals 1 and 2. must not exceed 100 V for PS200, Ground connections   The two ground terminals 150 V for PS600 and 200 V for PS1200 systems. in the junction box are bonded together and are also...

  • Page 14: Maximum Rpm Setting

    Use a crimping tool, and observe that the wires are held very securely. BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 15: Wiring The Pump

    4.8 Wiring the Pump 4.9 Wiring Order for Correct Rotation The power wires on the pump are black with white Testing the pump for direction Helical rotor pumps lettering to indicate L1, L2 and L3. WRITE DOWN the will produce water flow only if they are rotating in QUESTION The motor shaft colors that you splice to L1/ L2 / L3 so you can match the right direction.

  • Page 16: Low-Water Probe For Dry-Run Protection

    Figure 13: Low-water probe installed in the standard position, for a pump that is positioned vertically BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 17: Automatic Control For Full-Tank Shutoff

    4.11 Automatic Control For Full-Tank Shutoff We recommend the use of a float switch or other means Figure 14: Float switch scheme to prevent overflow of your tank. This will stop the pump when the tank is full, then reset when the level drops. This conserves ground water, prevents overflow, and eliminates unnecessary pump wear.
  • Page 18 WARNING Install an appropriate pressure relief valve for safety, see section 4.13 BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 19: Battery-Based Systems

    For either 24 or 48 V , use a recovered significantly. The set points are: 25 amp circuit breaker (PS200 or PS600 Systems) or a time-delay (slow blow) fuse. The purpose of this protec- 24V SYSTEM: OFF at 22 V ON at 24 V...

  • Page 20: Pressurizing Systems

    (with a shutoff lever on the side). It is intended to prevent dry run of centrifugal pumps. The BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 21: Preparing To Install The Pump

    5 Preparing to Install the Pump 5.1 Warnings for Handling Helical Rotor Pumps 5.2 Assembling the Rotor on the Motor Shaft WARNING (helical rotor models) What you need: DO NOT APPLY MACHINE GREASE TO THE PUMP. Ordinary machine ƒ glue Loctite 222 grease will damage the stator ƒ acetone or alcohol, 50 ml (NBR rubber) and void the warranty.

  • Page 22: Drop Pipe

    Figure 20: Hose clamp to reinforce a plastic reducer bushing BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 23: Safety Rope And Binding

    5.4 Safety Rope and Binding Safety rope can prevent loss of the pump If Figure 21: Safety rope Distribute the excess length along the length of the the drop pipe breaks, the rope will prevent strain on pipe (as illustrated) and leave a little more excess length the electrical cable and can be used to pull the pump around the splice.

  • Page 24: Installation In A Surface Water Source

    The lift load on the pump is determined by the vertical received, contact your supplier before installa- tion. BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de Errors excepted and possible alterations without prior notice.

  • Page 25: Coping With Dirty Water Conditions

    5.7 Coping with Dirty Water Conditions 5.8 Utilizing a Low-Production Water Source PS pumps have good resistance to quantities of sand Add a stilling tube if operation in dirty water PS pumps can make the best of a limited water source, conditions cannot be avoided Use a stilling tube and fine sediment that can normally occur in a well.

This manual is also suitable for:

Ps600Ps1200Ps1800

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