Connect Grid Side Of Inverter - CanadianSolar CSI Series Installation And Operation Manual

4. Installation

4.3.2 Connect grid side of inverter

2
For all AC connections, 2.5- 6mm 105 ℃ cable is required to be used. Please make sure
the resistance of cable is lower than 1 ohm. If the wire is longer than 20m, it's recommended
2
to use 6mm cable.
WARNING:
There are
wire of grid must be connected to"L"terminal; the Neutral wireof grid must
be connected to"N"terminal; the Earth of grid must be connected
to" "(see Figure 4.13).
Cable type
Industry generic
grid cable
Table 4.2 Grid cable size
Figure 4.13 AC Grid Terminal Connector Inside
Each Canadian Solar Single Phase Inverter is supplied with an AC grid terminal connector.
Figure 4.14 AC Grid Terminal Connector
.16.
symbols marked inside the connector , the Line
Cross section
Recommended
Range
value
2.5~6.0mm² 6mm²
The steps to assemble the AC grid terminal connectors are listed as follows:
a) Disassemble the AC connector. Strip the AC wires about 6mm.
Figure 4.15 Stripped AC Wires
b) Fix the green and yellow wire to the ground terminal. Fix the red(or brown) wire to L
(line) terminal. Fix the blue wire to N(Neutral). Tight the screws on the connector.
Please try to pull out the wire to make sure the it's well connected.
Figure 4.16 Connect Wires to the Terminal
c) Tighten up the cap on the terminal (see Figure 4.17).
Figure 4.17 Tighten up the Cap on the Terminal
4. Installation
.17.