1
PS150 BOOST
Solar Water Pump Systems
Manual for Installation, Operation, Maintenance
1 Introduction
Thank you for purchasing a LORENTZ PUMP.
Before you begin Check the model numbers of all the
components of your system, and verify that they are the
items that you ordered. Also check against the pump speci-
fications and performance charts (end of this manual) to be
sure the system is appropriate for your application.
Please fill in the SYSTEM REPORT This will be essen-
tial information if any problems occur.
Read the manuals of pump end, charger (optionally) and
other components used in your system.
Contents
1 Introduction. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .1
2 IMPORTANT SAFETY INSTRUCTIONS .............2
3 Product Description ............................3
4 Placement .....................................3
4.1 Location .....................................3
4.2 Installation Position.. . .. . .. . .. . .. . .. . .. . .. . .. . .3
5 Installation .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .4
5.1 General ......................................4
5.1 Filtering ......................................4
5.2 Plumbing Design. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .4
5.3 Installation in Drilled Wells. . .. . .. . .. . .. . .. . .. . .5
5.4 Freeze Protection .............................5
5.5 Controller Input Wiring.. . .. . .. . .. . .. . .. . .. . .. . .5
5.6 Electrical Installation – Terminals.. . .. . .. . .. . .. . .6
5.7 Battery-based Systems .. . .. . .. . .. . .. . .. . .. . .. . .6
5.8 Grounding and Lightning Protection.. . .. . .. . .. . .6
5.9 Wire Sizing ...................................6
6 Operating the Pump ...........................7
7 Automatic Control For Full-Tank Shutoff.. . .. . .. .8
8 Pressurising Systems .. . .. . .. . .. . .. . .. . .. . .. . .. .9
Pressure Switch Wiring ............................9
Pressure Setting ..................................9
9 Maintenance .................................10
10 System Wiring. . .. . .. . .. . .. . .. . .. . .. . .. . .. . ..11
10.1 12 V DC Battery System ......................11
10.2 24 V DC Battery System ......................11
10.3 System Wiring for 12 – 24 V DC Systems in PV-di-
rect Operation. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. .12
11 Trouble Shooting . . .. . .. . .. . .. . .. . .. . .. . .. . ..13
12 Dimensions .................................14
13 System Report ..............................15