ABB 1VCR007346 G0032: REF542plus HMI V5 Unit – Chinese Locale, External Cover, 110–240 V DC
Application ScenariosAt a 10 kV urban ring-main substation, the original feeder bays were fitted with a mishmash of analog ammeters, a mechanical flag annunciator, and a key-operated “close/trip” switch—none of which told the duty operator whya breaker tripped at 3 a.m. During a bay-by-bay refresh, the utility replaced the analog cluster with a 1VCR007346 G0032…
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