Key Information
WSB9SZ-125
Pole: 2P+N; 4P+N
Voltage: AC230V/400V
kA: 6kA
Amps: 6, 10, 16, 20, 25, 32,40, 50, 63, 80, 100, 125
Width: 54, 90mm
General
WSB9SZ-125 external circuit breaker for watt-hour meter is full automatic pre-paid circuit breaker, applied at lines of AC 50Hz or 60Hz, rated operation voltage AC230/400V, rated current from 6A to 125A to make remote controlling or automatic closing to the line, to protect overload and short circuit to the lines, also for infrequent changeover of lines. It is external special circuit breaker equipped to the IC card pre-paid watt-hour meter, is widely used at construction of low voltage power grid, power station, airport, sear port, railway, telecommuinication, radar station, transport signal, industrial and mining, is the ideal product of centralized meter reading and charge controlling at buildings of residual, hotel, store, office and smart home.
The product meets standards of IEC 60898-1, GB 10968.1, Technical Specification for External LV Circuit Breaker of Charge Control Watt-hour Meter of China Southern Power Grid.
Main technical parameters