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ERFA Industries Group Xian ERFA Switchgear under ERFA Industries Group
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VCB Indoor Vacuume Ciruit Breaker

ERFA Industries Group

VCB Indoor Vacuume Ciruit Breaker

Place of Origin : China

Brand Name : ERFA

Model Number : 63A

Certification : ISO9000,

MOQ : 1 Unit

Price : $1338¬$1500

Payment Terms : T/T, Western Union

Supply Ability : 10000pcs per month

Delivery Time : 10days after payment

Packaging Details : Wooden case with pallet

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VD4 high-voltage indoor vacuum circuit breaker is applicable for three-phase AC power system of rated voltage up to 36kV and frequency 50/60HZ,widely used in many fields such as power plant, transformer substation, petrol chemical industry , metallurgy , manufacturing industry , airport, residential area, etc., to control and protect the electric equipment, especially , It is used for the occasion that needs infrequent operation at rated current or multi-breaking short circuit current, may be mounted in the indoor air insulating switchgear like type KYN61 or AMS, ABB type ZS3.2 series, etc. This circuit breaker is made with mature APG technology . The application of VD4 terminal buffer guarantees the indoor terminal is ever more reliable in nay operation environment. VD4 can fully meet the requirement of GB, DL, IEC, DIN, VDE as well as standards of other advanced industrial countries.


++++Service environment:

a) Air temperature: Maximum temperature: +40ºC; Minimum temperature:-25ºC
b) Humidity: Monthly average humidity 95%; Daily average humidity 90%.
c) Altitude above sea level: Maximum installation altitude: 2500m
d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
e) No frequent violent shake



++++ Main technical specifications:

NoItemUnitParameter
1Rated voltagekV36
2Rated frequencyHz50/60
3Rated currentA630, … 2500A
41min Power frequency withstand voltagekV95118
5Lightning impulse withstand voltagekV185215
6Rated short circuit breaking current (peak)kA50/63/80
7Rated short breaking currentkA20, …31.5
8Rated short circuit making current (peak)kA50/63/80
9Rated cable(line) charging breaking currentA50 and 10
10Rated single capacitor bank switching currentA400
11Rated withstand current (peak)kA50/63/80
12Short time withstand current (4s)kA20, …31.5
13Mechanism lifetimes10000

Note: For short circuit breaking current & rated current is optional by clients.



Product Tags:

circuit breaker

      

miniature circuit breaker

      

MCB circuit breaker

      
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