Cable Requirements; Connection Of The Pv Generator (Dc) - Epcom EPIG5K User Manual

5.3 Cable requirements

All cables for PV power system are equipped with water-proof direct plug-in
connectors. You'll find these connectors in the package.
For electrical connection in the PV system described above, the cross section of all
cables used should not be smaller than the following requirements.
Terminals
Wire Size
(mm)
AWG
Model
EA5KLPV
There are three channels of DC input which can connect three PV strings. The red is
"+", and the black is "-". There is one channel of AC output, the red is L phase, the black
is N phase，and the yellow-green is PE.

5.4 Connection of the PV generator (DC)

5.4.1 DC input wiring
Negative
terminal
AC Output
L
10
NOTICE
The grid impedance of the AC cable must not exceed 1 Ohm. Otherwise, the
inverter will disconnect at full feed capacity due to excessive voltage at the
feed-in point.
DC Input 1
N +
10 10 10
- 14 -
DC Input 2
- + -
10 10
DC Input 3
+ -
10 10
Positive
terminal