Rated Supply voltage
AC 220V
Operation voltage
AC 80V-400V(single phase)
Electric current(>A)setting range
63A/80A/100A
Overvoltage(>U)setting range
230-300V
Undervoltage(<U) setting range
210-140V
Voltage measurement accuracy
2%(Not exceeding 2% of the overall range)
Rated insulation voltage
400V