6
Electrical Connection
20
Shen
z
hen BYD Electronic Co.
,
L
TD
If the data cable has to be modified, please
cut the cable, arrange the ware positions, and crimp
the
RJ45 connector with a network wire clamp.
2. Plug RJ 45 connector to the “Inverter” port of BMU, and the other side to the
corresponding port
of the inverter.
6.4.2.
Data Cable Connection between BMU
and
a battery module
Procedure:
1. Plug one side of the RJ45 connector to the “BMS” port of BMU.
2. Plug the other RJ45 connector to the “IN” port of BMS.
6.4.3.
Data Cable Connection between
battery modules
Procedure:
1. Get rid of the terminal resistor at the
“
OUT
”
port of the battery module in which the
“
IN
”
port has
been occupied.
2. Plug one side of the RJ45 connector to the
“
OUT
”
port.
3. Plug the other RJ45 connector to the
“
IN
”
port of another battery module.
4. Keep the terminal resistor at the last module
“
OUT
”
port there.
