ZWFB-40.5M column mounted high voltage (permanent magnet, spring) vacuum circuit breaker
Short Description:
The ZWFB-40.5M column mounted high-voltage (permanent magnet, spring) vacuum circuit breaker adopts a specially designed permanent magnet mechanism (or spring mechanism) and a highly reliable intelligent control mechanism.
Product details
The ZWFB-40.5M column mounted high-voltage (permanent magnet, spring) vacuum circuit breaker adopts a specially designed permanent magnet mechanism (or spring mechanism) and a highly reliable intelligent control mechanism. This device is mainly used in medium voltage overhead power grids as a sub device for load current, overload current, and short-circuit current, and has 0-3 cycles
Automatic reclosing.
◆ High reliability
◆ Maintenance free throughout the entire lifespan
◆ Has mechanical and electrical lifespan
The whole machine has a small volume, light weight, and is easy to install
◆ Equipped with standard relay protection and fast automatic reclosing
□ Usage conditions
◆ Surrounding air temperature: -30 ℃ to+60 ℃
◆ Altitude: not exceeding 2000 meters;
The wind speed does not exceed 34m/s;
Vibration or ground motion from outside the switchgear and control equipment can be ignored;
Pollution level: Level IV;
◆ Storage temperature -40 ℃~+85 ℃
