Outdoor Vacuum Circuit Breaker
CKWB Smart Outdoor Vacuum Breaker
1. Description CKWB is a three-phase AC smart outdoor vacuum breaker use vacuum interrupter for arc extinguishing and SF6 gas for insulation. It can work in the range of rated voltage maximum up to 24kV. 2. Working Condition 2.1 Ambient air temperature: -45℃～+40℃,daily range of temperature: diurnal variation 25℃ 2.2 Relative humidity: daily average data ≤95%, monthly average data ≤90% 2.3 Seismic capacity: ≤magnitude 8, horizontal acceleration ≤ 0.4g, vertical acceleration ≤
CKWZ Outdoor Vacuum Breaker
1.Description CKWZ is a three-phase AC outdoor vacuum circuit breaker maximum up to 24kV rated voltage and 50Hz rated frequency. 2. Working Condition 2.1 Ambient air temperature: -45℃～+40℃,daily range of temperature: diurnal variation 25℃ 2.2 Relative humidity: daily average data ≤95%, monthly average data ≤90% 2.3 Seismic capacity: ≤magnitude 8, horizontal acceleration ≤ 0.4g, vertical acceleration ≤ 0.2g 2.4 Altitude: ≤1000m 2.5 Pollution classification: IV. 2.6 Wind speed: