User manual
Rittal enclosure cooling unit 31
7 Operation
EN
Emergency operation ac-
tive
– Due to a previous error your cooling unit is only operating with a perfor-
mance of 50%. Please remedy this error and/or contact your Rittal Ser-
vice team.
Compressor phase 2 The compressor in your cooling unit is reporting a malfunction. Please
contact your Rittal Service team.
Overload 1 Please check the rating of your cooling unit. For any further questions,
please contact your Rittal Service team directly.
Alarm active cooling – The active cooling function of your unit is defective. Please contact the
Rittal Service team immediately, and/or check the rating of your cooling
unit.
System message Alarm relay output
(factory setting)
Troubleshooting measures/solutions
Tab. 15: Error messages