8.7 Power Supply Voltage Confirmation
8-6
8.7
Power Supply Voltage Confirmation
Check the voltage of R, S, T terminal of the circuit breaker (QF1) with an electric tester.
Circuit Breaker (QF1)
Power Supply Voltage Confirmation
Measuring Items Terminals Correct Value
Correlate voltage Between R and S, S
and T, R and T
200 to 220V (+10%, -15%)
Voltage between earth
(S phase ground)
Between R and G, T
and G
200 to 220V (+10%, -15%)
Between S and G About 0V
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