Product description

SMGV1-24 series of hand-car-type indoor vacuum circuit breaker rated voltage 24kV, three-phase AC 50Hz indoor high-voltage switchgear for power plants, substations and industrial and mining enterprises such as transmission and distribution system control or protection switch, Particularly suitable for high-altitude areas breaking the important load and frequent operation of the place.

The manufacture of circuit breakers complies with China's national standard GB1984-2003 "AC high voltage circuit breaker", DL / T403-2000 "3.6 ~ 40.5kV indoor vacuum circuit breaker ordering technical conditions" and the relevant IEC standards, and has a reliable interlocking function.

Circuit breaker operating mechanism for the spring energy storage type, can be used AC, DC energy storage operation, can also be used manual operation.

Circuit breaker can also be equipped with long life of the permanent magnet actuator, mechanical life can reach 20,000 times, can be used for extremely frequent operation of the occasion.

The circuit breaker is designed as a front and rear sub-assembly structure, can be used as a fixed installation of the unit can also be equipped with chassis chassis into the use of units.

Model and meaning

Environmental conditions

○ Altitude: less than 3000m;

○ Ambient temperature: up to +40 ℃, the lowest-15 ℃;

○ relative humidity: daily average of not more than 95%, the monthly average of not more than 90%;

○ Seismic intensity: less than 8;

○ No fire, explosion, no corrosive gases and severe vibration of the place.

The main technical parameters

Outline and mounting dimensions (mm)

The main technical parameters