ABB RELION 611 Series Technical Manual page 521

1MRS757454 D
611 series
Technical Manual
Table 502: Environmental conditions
Description
Operating temperature range
Short-time service temperature range
Relative humidity
Atmospheric pressure
Altitude
Transport and storage temperature range
1) Degradation in MTBF and HMI performance outside the temperature range of -25...+55ºC
2) For relays with an LC communication interface, the maximum operating temperature is +70ºC
Technical data
Value
-25...+55ºC (continuous)
1)2)
-40...+85ºC (<16 h)
<93%, non-condensing
86...106 kPa
Up to 2000 m
-40...+85ºC
Section 12
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