Wenzhou Manufacturer Provide Hot-selling 12kV 1250 amp Vacuum Circuit Breaker
MV Indoor Vacuum Circuit Breaker
10-12kV 1250A Fixed Type VCB
VS1-12 type indoor high voltage vacuum circuit breaker, three-phase AC 50Hz, rated voltage for indoor switchgear 12KV power system, protection of power equipment enterprises. As a condition of power equipment and control unit. The frequent operation is suitable for requirements in the rated working current, or multiple breaking short circuit current. The circuit breaker adopts the operating mechanism and the circuit breaker body integral design, can be used as a fixed installation unit, also can be equipped with a special propelling mechanism, which is composed of the action of the hand car unit.
Adapt ultra low resistance type vacuum interrupter
Adapt optimization and modular spring operating mechanism
Suitable for occasions with frequent operation
Free maintenance and long service life
High reliable performance
Ambient temperature:40 °C to +40 °C
Altitude: ≤ 1000m.
Relative humidity:≤ 95%
Main Technical Parameters
Rated break current on shorting
Rated short circuit making current
Rated peak withstand current
4S Rated withstand current
Rated insulation level
Power frequency voltage(when losing a circuit)
Impulse withstand voltage(when losing a circuit)
Rated operating sequence
Open circuit times of rated short dropout current
Rated close brake voltage of operating machnie
Rated break brake voltage of operating machnie
Clearance between open contacts
Exceed range(the compress length of contact sping)
Different period of three-phase break and close break
The jump time of contact close break
Average break speed
Average closing speed
Note:Please contact the factory to confirm the latest parameters
1.We can make the products as different’s special require.
2.Flexible lead time
3.We can offer products at different prices
4.We have our own workflow (AISO process)
5.Any way, any time, your problems will be timely reply
"Do you have a catalogue? Can you send me the catalogue to have a check of all your products?"
Yes , We have product catalogue.Please contact us on line or send an Email to sending the catalogue.
"Whether can produce as my require?"
"Yes,we can make the products as different’s special require."
"How long the product warranty?"
"Normally, the warranty for the product is 18 months , warmly reception with the calling, visiting and letters, and give the best answers and solution in time from the customers for the technical problem."
"What kind of payment do you accept ? Can I pay RMB ?"
"We accept T/T(Wire transfer),Western Union and Paypal. And you can pay money In RMB. No problem."
"Any requirements or question,welcome to ""Send"" us an e-mail Now!!!