Remedy
- Check mains voltage.
- 0x2D87 (P105.00) Check DC-bus voltage.
- Check mains settings.
- Check fuses.
Cause
DC-bus voltage has fallen below the warning threshold for undervoltage set in 0x2540:002 (P208.02).
Description
DC bus undervoltage warning
Keypad display
Warn.DC Bus UV
Fault message ID
12833
Severity/response
Warning
Product categories