Active Member
|
[China]
Address: N0.506 Huicheng Road, Chengyang District, Qingdao City，China
Contact name:Jack
Qingdao Hengfengyou Electrical Engineering Co., Ltd. |
|
|
ZW8-12/630-20 with PT GPRS module 12KV 630A Intelligent type vacuum
circuit breaker vcb
ZW8-12 630-20 outdoor high voltage vacuum circuit breaker is an AC 50HZ three-phase
power system, Attention should be paid to the load current, no-load current and
short-circuit current for switching off and closing the 10KV power grid in urban areas,
It can also be used as a switch in rural power grid and small power system, It is an oil-free
renewal product of urban and rural power grids.
| Item | Unit | TechnicalData | |
| |1 | Ratedvoltage | KV | 12 |
| |2 | Ratedcurrent | A | 630 |
| |3 | Power-frequencywithstandvoltage | KV | 42/48 |
| |4 | Lightingimpulsewithstandvoltage(peakvalue) | KV | 75/85 |
| |5 | Ratedshort-circuitopeningcurrent | kA | 20 |
| |6 | Ratedshort-circuitdlosingcurrent | kA | 50 |
| 7 | Ratedshortcircuitcurrentinterruptiontimes | times | ≥30 |
| 8 | Mechanicallife | times | 10000 |
| |9 | Ratedoperatingvoltage(tumn-in/turmn-ofcoil) | V | DC220VIAC220V |
| 10 | AllowableWearThicknessofDynamicandStatic Contacts | mm | 3mm |
| 11 | Disconnectiondistanceofisolationfradure | mm | >200mm |
| 12 | Ratedoperatingsequence | 0-0.3s-C0-180s-CO |
Specification:
Snapped vacuum interrupter,air insulated,with electric spring operating mechanism,allowing
breaking the ability strong,high frequency short-circuit breaking,no fire and explosion hazards,
easy operation is an excellent,practical,strong product.
The product structure using three-phase common tank type,casing into the outlet,cabinets dry
air,electric spring mechanism is disposed on the side of the box,can be used under relatively
harsh environmental conditions.
This product is vacuum interrupter ceramic shell,goblet longitudinal magnetic field electrode
structure,copper-chromium contact materials,with excellent breaking and closing short-circuit
current capability.
The product is small,light weight,becautiful apperance.vacuum interrupter ans insulation support
sleeve design compact,pole qualifying conductive silicone rubber outer note,can adapt to harsh
weather confitions and dirty environmrnts.
About us
Qingdao Hengfengyou Electrical Engineering Co. , Ltd. is one of the large-scale electric complete
sets of manufacturers in China, specializing in oil-immersed transformers, dry-type transformers,
high-voltage Cabinets, low-voltage cabinets and substation manufacturing specialized electrical
enterprises. The company is located in the beautiful coastal city of china-qingdao. The company
has a registered capital of 10 million yuan, 20 senior technical personnel, more than 500 employees,
and a sound sales and service system, annual output value of US $1 billion, the products sell well
at home and abroad.
