Contents
Small Scale Offgrid Solar PV: Installation Manual
Glossary................................................................................................................................................... 3
Tools ........................................................................................................................................................ 4
Material................................................................................................................................................... 4
Summary .................................................................................................................................................5
A. Solar Panel. .................................................................................................................................5
B. Accommodate the Battery, Regulator and Inverter. ..................................................................5
C. Lighting Circuit ............................................................................................................................5
D. Comissioning. ..............................................................................................................................6
General Installation Requirements .........................................................................................................6
A. Solar Panel ......................................................................................................................................7
1. Test Voc with a multi-meter/ electrical tester............................................................................7
2. Choose a spot for the panel........................................................................................................7
2.1 Optimal Inclination for the Solar Panel...................................................................................8
3. Fixing the Solar Panel to the Roof...............................................................................................8
3.1 Fixing the Panel to a flat roof..................................................................................................11
6. Installing the Solar Cable...........................................................................................................13
6.1 Splices in the Solar Cable ..................................................................................................14
B. Installing the Battery, Regulator and Inverter. .............................................................................16
1. Choose a place for the battery..................................................................................................16
2. Mount the Regulator and Inverter on the wall.........................................................................16
3. Prepare the cables between the Battery and the Charge Controller. ..........................................17
4. Prepare the Inverter cables ..........................................................................................................17
5. Connect the cables to the Battery ............................................................................................18
5.1 Terminals for connecting multiple cables to the battery. ......................................................19
6. Connect the cables from the battery to the regulator .............................................................20
C. Lighting Circuit (12Vdc). ................................................................................................................21
1. Install the main DC distribution line. ........................................................................................21
2. Prepare the light bulb sockets. .................................................................................................21
3. Install the bulb sockets and connect to the negative distribution line.....................................22
4. Install the switches....................................................................................................................24
D. Comissioning .................................................................................................................................25
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