3.2 Connect Cables for Parallel-connected Batteries
1. Install Batteries
Power on each battery in condition of no load,
measure the voltages with a multi-meter and
confirm voltage difference less than 1V. Power
off the batteries. Keep the distance among
battery, DC Breaker and PCS as shown.
（unit: mm）
INVERTER
300≤d≤500
300≤d≤500
6
2. Fasten ground terminal and grounding cable with
M6 screw for two batteries.
3. Insert power cables
Plug one end of power cables into
DC breaker. Measure the positive and
negative terminal blocks of each battery with
a multi-meter and ensure the voltage outputs
under off mode are all 0V. After that, plug
the other end of power cables into battery
terminals.
to PCS Positive
Terminal
to PCS Negative
Terminal
Battery 1
Battery 2
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