VTG-24 Indoor High-Voltage AC Vacuum Circuit Breaker

Working environment conditions:

1.1 Ambient temperature: -15℃~+40℃ (storage and transport at -30℃ are allowed).

1.2 Environment humidity: Daily mean relative humidity ≤95%; monthly mean relative humidity ≤90%; daily mean vapor pressure ≤ 2.2kPa; monthly mean vapor pressure ≤ 1.8kPa;

1.3 Altitude: ≤1,000 meters.

1.4 Seismic intensity does not exceed 8 degrees.

1.5 There is no obvious pollutions such as dust, smoke, corrosive gas, flammable gas, steam gas, or salt spray in the ambient air.

1.6 The magnitude of the electromagnetic interference induced in the secondary system does not exceed 1.6kV. Note: Please contact the manufacturer if out of the normal working conditions.