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QW1 400A to 6300A Air circuit breaker
QW1 series universal Air circuit breaker(hereinafter referred to as breaker)is suitable for the circuit of AC 50Hz with rated voltage 400V, 690V and rated current up to 6300A.
QW2 200A to 1000A Air circuit breaker
QW2-1000 series intelligent air circuit breakers (hereinafter called ACB) are applied for the network circuit of AC 50Hz,rated voltage 400V,690V and rated current up to 1000A.
QM1 Thermo-magnetic molded case circuit breaker
QM1DC Thermo-magnetic type DC MCCB
QM1E Electronic adjustable type MCCB
Ambient medium temperature should be within -5℃ to +40℃ (+45℃ for marine products);
QM1EL Electronic type MCCB with Earth-leakage protection
Altitude up to 2000m;