ZW43-12 permanent magnet outdoor MV vacuum circuit breaker 12KV HV VCB

ZW43-12 permanent magnet outdoor MV vacuum circuit breaker 12KV HV VCB

KEY WORDS:High pressure vacuum switch

Classification：

MV Vacuum Circuit Breaker (VCB)

EMAIL:

info@zhoytech.com

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DETAILS

ZW43-12(G)/M630-20 series permanent magnet outdoor vacuum circuit breaker is three phase, rated voltage 12kv,AC 50HZ outdoor high-voltage VCB. Magnet switch is mainly used as 10kv /11KV /12KV substation outlet switches and three-phase AC electric power system.

Magnetic switch is consider of three parts: the vacuum switch body, single stable permanent magnetic actuator and intelligent controller, it has a wide range of complex and flexible action program setting mode, with high reliability and security is with control and protection functions of the new"mechatronics" smart high-voltage switchgear.

Product Description

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.

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.

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.

Item	Unit	Parameters
Rated voltage	kV	12	24
Rated frequency	Hz	50
Rated current	A	630	630
Rated short-circuit breaking current	kA	20, 25	20,25,31.5
Rated peak withstand current	kA	50, 63	50,63,80
Rated short-time withstand current	kA	20, 25	20,25,31.5
Rated short-circuit making current(peak)	kA	50, 63	50,63,80
Mechanical endurance	Time	10000
Power frequency withstand voltage(1min)(dry/wet)	kV	42/48	65/79
Lightning impulse withstand voltage(peak)	kV	75/85	125/145

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