ALARM #12
UnclassifiedElectrical
What This Code Means
Error LEDs are on (red); Battery error persists after restarting; Battery state of charge is low (30%, 25%, or 21%); Operating mode will shut down when battery charge reaches 20%; The equipment has shut down; One of the devices assumed the master state; Firmware incompatibility; Inverter error persists; Alarm #14 triggered; Battery error LEDs are on (red)
Possible Causes
- •Defective battery
- •Deterioration of battery cells
- •Problem in communication in battery modules
- •Low battery state of charge
- •One of the phases has been disabled
- •The original master failed
- •The firmware of one of the connected devices is not up-to-date enough to work with this device
- •Broken maintenance disconnector
- •One of the inverters has stopped working
- •Possible internal battery problem
- •One or more batteries are defective
Suggested Actions
- 1Check that the batteries are working properly
- 2Identify which battery is defective
- 3Turn the batteries off and restart the equipment
- 4Charge the battery as soon as possible
- 5Check that the communication between the inverters is correct
- 6Check that the RJ45 connectors of the inverters and the Cerbo GX are in good condition and tight
- 7Check that the voltage between the DC terminals of the input of each of the inverters is correct
- 8Replace the maintenance disconnector
- 9Refer to the manual to perform a system shutdown (do not turn the batteries off)
- 10Check that the communication between the BMS of the batteries and the Cerbo GX is correct
- 11Check that the voltage between the DC terminals of the L1 inverter input is correct
Related Hipower Systems Fault Codes
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