Electrical Connection
Electrical Connection
6.3 Ground Connection
Please additionally earth the inverter to the enclosure of a second earthing
or equipotential bonding if it is required by local safety. This prevents electric
shock if the original protective conductor fails.
Ground terminals are as follows. Terminals on bus-bar A and B are for AC and
DC ground connection. Ground terminal C is for ground connection between
inverter and battery
Ø
Steps of Ground Connection
47
46
A
B
C
Ø
Ground Terminal
a) Strip the insulation of conductor by wire stripper;
For the specific requirement of power cable, please refer to section 6.1 “Overview
Of All Electrical Wiring Methods”.
B=A+(2~3 mm)
A
Wire stripper
b) Insert the stripped section into the grounding terminal
Length<2 mm
Length<1.5 mm
c) Crimp it with crimping tool;
Crimping tool
d) Connect the ground cable to the inverter and fix it wit M4 screw.
When PV connection, please connect the ground cable to B bus-bars.
When grid connection, please connect the ground cable to A bus-bars.
e) Connect the ground cable between the inverter and battery with M4
screw.
10
.
4
lbf.in/
1
.
2 N·m
Cross screwdriver
