Product Description
Applicable place:(Suitable forthe places frequently operated with rural power grid)
1.Industrial.
2.Power stations.
3.Substations.
Itis mainly used for breaking, closing power system load current, overload current, short-circuit current.
Advantages
1.Ithas small size, light weight, anti-condensation, maintenance-free characteristics.can adapt to poor weather conditions and dirty environments.
2.Itcan adapt to poor weather conditions and dirty environments.
3.It adopts theoperation mode of permanent magnetic actuator:provide permanent magnetic energy,switch quickly keeps opening position,less mechanical parts and short mechanical transmission chain.
Environmental Conditions
Ambient temperature:-40°C~+40°CRelative humidity:≤95%or≤90%
Altitude:≤2000m
Wind pressure:≤700Pa(equivalent to wind speed 34m/s)
Seismic intensity:≤8
*No fire, explosion, serious filthy, chemical corrosion and violent vibration of places.
Structure and Function
Main Technical Parameters| Description | Unit | Data | ||
| Ratedvoltage | KV | 12 | ||
| Ratedcurrent | A | 630/1250 | ||
| Ratedfrequency | Hz | 50/60 | ||
| Ratedshort-circuitbrekaingcurrent | kA | 20 | ||
| Meachicallife | Time | 10000 | ||
ServiceEnvironment