ZW7 40.5KV 1600A HV High Voltage vacuum circuit breaker for Switchgear

ZW7-40.5KV high voltage vacuum circuit breaker  supplier  details listed as belows:

 

1.Ambient temperature: not higher than +40 °C, not less than -40°C

 

2. Altitude: not exceed 2000m.

 

3. Relative humidity: daily average of not more than 95%, month average of not more than 90%.

 

saturated vapor pressure daily average of not more than 2.2 × 103MPa, month average not more than 1.8 × 103MPa.

 

4. Earthquake intensity: not more than eight.

 

5. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.

 

 

ZW7-40.5 series outdoor high voltage vacuum circuit breaker is three-phase AC 50Hz, the amount of 40.5KV fixed voltage outdoor high-voltage switchgear. Attached to he spring actuator or electromagnetic Actuator, you can remote control electric points, closing, and may in manual charging, manual points,Closing. Design performance in line with GB1984 WAC high voltage circuit breakers* national standards, And meet IEC62271:100 "High-voltage AC circuit breakers," International Electrotechnical Commission standard Requirements. ZW7-40.5 Vacuum Circuit Breaker, 35KV power transmission system is mainly used for outdoor Control and protection, but also for urban and rural distribution network and the normal operation of industrial and mining enterprises And short circuit protection purposes. The overall structure of porcelain products strut; really built on a porcelain vase Air interrupter, as the pillar under the porcelain vase. Sites for frequent operations. And has Sealing, anti-aging, high pressure, no burning, no explosion, long life, safety Equipment maintenance and convenient.