Renac ESC3000-DS, Manual

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24
WARNING!
Make sure you select the correct specification cables fo installation.
Otherwise the power will make the cable hot or burnt; it could result in death or
serious injury.
1. Battery Power Connection

Connect one side of the battery connect wire to the inverter.

Fit a fuse (63A slow blow) in the both positive and negative battery cable as close as
possible to the battery.

Connect the positive side of the battery connect wire to the positive side of the battery, the
negative side of the battery connect wire to the negative side of the battery.

Make sure the positive and negative side of battery are connected.
2. Battery communication connection
The communication interface between battery and inverter is CAN with a RJ45 connector.
The Pin definition is as below.
Pin 1 2 3 4 5 6 7 8
Function NC NC NC CANH CANL NC NC NC
3. Battery thermal sensor connection
The thermal sensor is used to monitor the temperature of the environment, to do the temperature
compensation and be ready for the winter mode for the winter. The winter mode is used to
prevent the battery from the low temperature injure.
Connection Step:

Set the RJ45 connector of the thermal sensor to the
“TEMP” port of the inverter or the
BMU.

Place the other side ring of the thermal sensor near the battery for sampling the ambient
temperature of battery.
Overview for all battery connections