China Zw8-12 Metered High Voltage Circuit Breaker Column Direct Switch, Find details about China Breaker, Disconnector from Zw8-12 Metered High Voltage Circuit Breaker Column Direct Switch
Outdoor Vacuum Circuit Breaker
Description:
ZW8-12 type outdoor high voltage vacuum circuit breaker is mainly used for AC 50Hz, voltage 10-12KV three-phase power system, used for breaking and closing the load current. It has overload and short circuit protection function. It can equipped with surge current time delay protector and the lightning arrester or isolating switch namely breaker and isolating switch combination etc. according to user needs.
This product can be equipped with power electronics PT for short-distance remote control |
This product can be equipped with a dual power supply automatic switching device |
This product can be equipped with an intelligent automatic recloser |
This product can be equipped with a prepayment metering automation system |
Project | Parameter | Project | Parameter |
The rated voltage | 12kV | Rated sequence of operation | Open-0.3SOr points -180SOr points |
Rated current | 630A | Rated short circuit current breaking times | 30time |
Power frequency withstand voltage | 42kV/48kV | Mechanical life | 10000time |
Lightning shock voltage (peak) | 75kV/85kV | Rated operating voltage (close/split coil) | DC220V AC220V |
Rated short circuit breaking current (RMS) | 25kA | Allowable wear thickness of dynamic and static contacts | 3mm |
Rated short circuit closing current (peak) | 50kA | Isolate the fracture to disconnect the distance | >200mm |
1.Ambient temperature: upper limit +40°ºC, lower limit-30°C; |
2.Altitude s 2000 meters |
3.Pressure: not more than 700Pa (corresponding to the wind speed 34m/s); |
4.Earthquake intensity: do not exceed 8 degrees; |
5.Pollution grade: Ill class; |
6.Maximum daily temperature variety less than 25ºC. |
Zhejiang ZheGui Electric Co., Ltd established in 2013. We are located in Zhejiang with convenient transportation access and developed electrical market. We are group of private enterprises that hold the production license issued by the former ministry of energy and ministry mechanical and electrical engineering.
The company has nearly 60 million fixed assets and more than 60 employees, covering 23133 square meters. We are specialized in R&D production of complete switchgear of high and low voltage equipment such as prefabricated substation, distribution cabinet/box, drawer cabinet, ring network cabinet, inflatable cabinet, etc.
We owns three CNC bending machine, CNC shearing machine, CNC laser cutting machine and a series of advanced production equipment to further optimized the product structure and improve the efficiency of production. After nearly 7 years of development, it has passed ISO 9001-2000 quality system certification. All items produced by our own factory, so our advantages are: reliable quality and reasonable price. Gather the world's energy to delight your business. It's honorable for Zhegui to share your progress, brilliance and success!