Abb+ufes+manual
Broken wire in the ignition circuit cable or faulty U1 cartridge connection.
Continuously monitors the system for signs of a fault. abb+ufes+manual
: Features integrated self-monitoring, a dedicated testing mode for functional checks, and compatibility with the ABB Arc Guard TVOC-2 system Documentation and Manuals Ultra Fast Earthing Switch UFES 12-40,5kV - ABB Library Broken wire in the ignition circuit cable or