VI. Operating conditions
6.1 Normal operating conditions
Ambient temperature: -5
ć
~+40
ć
, not greater than +35
ć
on average in 24h
Altitude: not greater than 2,000 m
Atmospheric condition: The relative humidity shall not exceed 50% at ambient air
temperature of +40
℃
; it can be higher than 50% at lower temperatures. In the wettest
month, the monthly average relative humidity is 90% as a maximum, and +20
℃
as a
minimum. Special measures are required for occasional condensation due to
temperature variations.
Pollution degree: 3
Installation category: III
6.2 Usage class
6.3 Standards
Содержание ExATSN1/2
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