The Compact NSXm circuit breakers have successfully passed the tests defined by the following standards for extreme atmospheric conditions.
Dry cold and dry heat:
-> IEC 60068-2-1: dry cold at -55 °C
-> IEC 60068-2-2: dry heat at +85 °C.
Damp heat (tropicalization)
-> IEC 60068-2-30: damp heat (temperature + 55 °C and relative humidity of 95 %).
-> IEC 60068-2-52: severity 2 - Cycling salt mist.
Dry cold and dry heat:
-> IEC 60068-2-1: dry cold at -55 °C
-> IEC 60068-2-2: dry heat at +85 °C.
Damp heat (tropicalization)
-> IEC 60068-2-30: damp heat (temperature + 55 °C and relative humidity of 95 %).
-> IEC 60068-2-52: severity 2 - Cycling salt mist.