43
7 Commissioning
The power indicators will change according to the actual situation, with details
as below:
Fault SOC1 SOC2 SOC3 SOC4
Huge differential pressure Flash Off Off Off
Voltage fault (undervoltage and
overvoltage of unit, overvoltage and
undervoltage of total voltage)
Off Flash Off Off
Temperature fault (high temperature, low
temperature)
Flash Flash Off Off
Current fault (overcurrent charging,
overcurrent discharging)
Off Off Flash Off
Hardware fault (MCU fault, external short
circuit fault, AFE fault, voltage sampling
disconnection fault, temperature
sampling,or current sensor default)
Flash Off Flash Off
Relay fault Off Flash Flash Off
Insulation fault Flash Flash Flash Off
Self test fault Off Off Off Flash
Communication loss of inverter Flash Off Off Flash
Communication loss of battery module Off Flash Off Flash
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