ZN85 Indoor Vacuum Circuit Breaker
1.Rated Voltage:40.5kV
2.Rated Frequency:50Hz
3.Temperature: Ambient air: -15°C to +40°C; Daily average: ≤35°C
4.Humidity: Daily average relative humidity ≤95% (vapor pressure ≤2.2kPa); Monthly average relative humidity ≤90% (vapor pressure ≤1.8kPa)
5.Altitude: ≤1000m
6.Air Quality: No visible dust, smoke, corrosive/combustible gases, vapors, or salt spray
2.Rated Frequency:50Hz
3.Temperature: Ambient air: -15°C to +40°C; Daily average: ≤35°C
4.Humidity: Daily average relative humidity ≤95% (vapor pressure ≤2.2kPa); Monthly average relative humidity ≤90% (vapor pressure ≤1.8kPa)
5.Altitude: ≤1000m
6.Air Quality: No visible dust, smoke, corrosive/combustible gases, vapors, or salt spray
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