12KV Vacuum Circuit Breaker Draw out type VED 1250A 25KA with copper parts 210mm phase distance replace of VD4Detail Information
Draw out type VED-12KV 1250A 25KA VCB vacuum circuit breaker with copper parts 210mm phase distance replace of VD4Vacuum Circuit Breaker accept customized order according to technical drawing or samples.VED-12 series indoor high voltage vacuum circuit breaker is suitable for 12kV air-insulated indoor switchgear, used as protection and control unit of power equipment of industrial & mining enterprise. Due to the super excellence, it is especially suitable for locations where requires the frequent operation under rated working current or multiple breaking under short circuit breaking current. The circuit breaker adopts the integrated design of operating mechanism and circuit breaker body, servers as not only fixed installation, but also draw-out type equipped with a special propelling mechanism.
VED-12 has two main types. One is Draw-out type. Model No. is VED-12D. The other is Fixed type. Model No. is VED-12F.Service conditions
1 Environment temperature:-15℃~+40℃;
2 Environment humidity: Daily average relative humidity:≤95%, monthly average relative humidity:≤90%; Daily average saturated vapor pressure:≤2.2×10-3Mpa,monthly average saturated vapor pressure:≤1.8×10-3Mpa;
3 Altitude: Not exceed 1000m;
4 Earthquake intensity: Not exceed°ree;
5 Service location: No water, flammable or explosive matter, chemical corrosive gas or drastic vibration.Parameter1Rated voltageKV122Rate voltageHz503Rated lightning impulse withstand voltage(1min)KV754Rated short-time power frequency withstand voltage (1min)KV425Rated short-circuit breaking currentKA202531.5406Rated currentA630,1000,1250630,1000,1250,16001250,1600,2000,25001600,2000,2500,31507Rated peak withstand currentKA5063801008Rated shorted-time withstand currentKA202531.5409Rated shorted-time making current(peak)KA50638010010Power frequency withstand voltage of secondary circuit(1min)V200011Rated operation sequenceOff-0.3s-On&Off-180s- On& Off
Off -180s- On& Off -180s- On& Off*12Rated breaking current of capacitor bankA630/400(40kA 800/400)13Opening time(rated voltage)ms30~7014Closing time(rated voltage)ms30~70Packing & Delivery
Strong package, Safety first.Inside with foam to support the product, put it in carton or wooden box, fixed it on pallet.
As long as possible to keep the products safe until it arriving customer's warehouse.
Clearly marking label outside of package, customers will be easy to identify their goods.Our Company20000 M2 of JUCRO Electric company land1500 M2 of office building5000 M2 of workshop buildingInside of JUCRO Electric office buildingInside of JUCRO Electric office buildingJUCRO Electric office work areaWorkshop
Vacuum Interrupter WorkshopAccept customized order.
Design the Vacuum Interrupter for you.
VCB Production LineVCB Vacuum Circuit Breaker production Line.
VCB Vacuum Circuit Breaker production Line.VCB Vacuum Circuit Breaker production Line.Quality InspectionCarefully inspection of each product, Quality guaranteedcompletely data records of entire process , all the product data can be traced.Related Products
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