Product Description
ZW43/3CT 12kV Outdoor Pole Mounted Vacuum Circuit Breaker :
Applicable place: Magnet switch is mainly used as 10kv substation outlet switches and 10kv three-phase AC electric power system,for closing and opening the load current, breaking an over-current and short-circuit current of line protection switch.
12kV Vacuum Circuit Breaker Advantages
1.Magnetic switch is consider of three parts: the vacuum switch body, single stable permanent magnetic actuator and intelligent controller.
2.It has a wide range of complex and flexible action program setting mode.
3.It has high reliability and good safety.
4.It has the control and protection functions of a new type of "mechatronics" intelligent high-voltage switch cabinet.
5.It conforms to GB1984-2003, DL/T402-2007,DL/T403-2000.
12kV Breaker Environmental Conditions
Ambient temperature:-40°C~+40°C
Relative humidity:≤95%or≤90%
Altitude:≤3000m
Wind pressure:≤700Pa
Air pollution levels: ≤4
Ice thickness:≤10mm
*No firem explosion, chemical corrosion and sharp snakes.
Description | Unit | Data | ||
Rated voltage | KV | 12 | ||
Rated current | A | 630 /1250 | ||
Rated frequency | Hz | 50/60 | ||
Rated short-circuit brekaing current | kA | 16/20/25 | ||
Meachical life | M2 level |