The communication interface between the inverter and the battery uses
the waterproof connector with RJ 45.
BMS port definition
Note!
After the BMS communication between the battery
and the inverter is finished, the battery will work
normally.
Ø Communication connection
Electrical Connection
Electrical Connection
1 2
3
4
5
6 7 8
1) White with orange stripes
2) Orange
3) White with green stripes
4) Blue
5) White with blue stripes
6) Green
7) White with brown stripes
8) Brown
BMS_CANH
x
BMS_485A
X X X
1
2
3 4
5
6 7 8
BMS_CANL BMS_485B
48
49
Step 5. The battery connectors are divided into 2 parts - the plug and the
fastening head. Insert the cable through the fastening head and the
opposite plug.
Note that the red and black lines correspond to differentof plugs. Finally,
force the cable pair into the plug, will a "click" sound,which indicates that
the connection is complete.
Step 6. Tighten the fastening head and into insert the corresponding
positive and negative (BAT-/BAT+) ports of the inverter.
Crimping Tool
BAT+
BAT-
Negative battery connector
Positive battery
connector
Positive battery
connector
Negative battery connector
Note: BAT port, not PV port!
Note: The positive and negative
wires of the battery are not
allowed to be reversed!
D
o
n
g
l
e
/U
pg
ra
d
e
Step 4. Tighten the BAT pin needle and the wiring harness to make
the connection tight without looseness.
Step 7. Insert the battery power lines into the corresponding BAT
port (+), (-) of the inverter.