Ambient Conditions

Ambient Conditions for Control Cabinet Devices:

Procedure

Parameter

Value

Basis

Operation

Class 3K3

IEC/EN 60721-3-3

Degree of protection housing

IP 20

Pollution degree

2 (according to IEC 61131-2, UL508)

Ambient temperature

+5...+55 °C / +41...+131 °F

Condensation

No

Icing

No

Relative humidity

5%...95%

Installation height 0...2000 m (0...6561 ft)(1)

No derating

Installation height 2000...3000 m (6561...9842 ft)(1)

40 °C / 104 °F maximum ambient temperature

Class 3M4

Shock

100 m/s2

Vibration

10 m/s2

Transport

Class 2K3

IEC/EN 60721-3-2

Ambient temperature

-25...+70 °C / -13...+158 °F

Condensation

No

Icing

No

Relative humidity

5%...95%

Maximum altitude of transport

10000 m (32808 ft)

Class 2M2

Shock

300 m/s2

Vibration

15 m/s2

Long-term storage in transport packaging

Class 1K4

IEC/EN 60721-3-1

Ambient temperature

-25...+55 °C / -13...+131 °F

Condensation

No

Icing

No

Relative humidity

5%...95%

(1)

The installation height is defined as height above sea level.