Electrical Connections; Connect Pv Side Of Inverter - CanadianSolar CSI Series Installation And Operation Manual

4. Installation
2.Make sure the bracket is horizontal and the mounting holes (in Figure 4.4 )
are marked correctly. Drill the holes into the wall or pillar at your marks.
3. Use the suitable screws to fix the bracket to the wall.
WARNING:
The inverter must be mounted vertically.
4. Lift up the inverter (be careful to avoid body strain), and align the back bracket on the
inverter with the convex section of the mounting bracket. Hang the inverter on the
mounting bracket and make sure the inverter is secure (see Figure 4.5).
Locking screws
Figure 4.5 Wall Mount Bracket
5. Use M4*9 screws in accessory to lock the inverter to the mount bracket.
.12.

4.3 Electrical Connections

4.3.1 Connect PV side of inverter

The electrical connection of the inverter must follow the steps listed below:
1. Switch the Grid Supply Main Switch (AC) OFF.
2. Switch the DC Isolator OFF.
3. Assemble PV input connector to the Inverter.
Before connecting inverter, please make sure the PV array open circuit voltage is
within the limit of the inverter
Maximum 600Voc for
CSI-4KTL1P-GI-FL CSI-5KTL1P-GI-FL
Please don't connect PV array positive or negative pole to the ground, it could
cause serious damages to the inverter.
Before connection, please make sure the polarity of the output voltage of PV array
matches the"DC+"and "DC-"symbols.
Figure 4.6 DC+ Connector
4. Installation
Figure 4.7 DC- Connector
.13.