Event 5020
Qualified person
Event message:
Abnormal High-Voltage Terminal Voltage Sampling
Explanation:
Faulty high voltage terminal voltage sampling.
The measured B+ voltage is below 30 V. This message can also be issued as a result of other events (e.g. 5019 or 5042) for which the protective measure is to trip the circuit breaker.
Corrective measures:
Close the circuit breaker.
Check the B+ measurement line in the main distribution box.
Restart the battery.