System Messages - Pfannenberg DTT 6401 Serie Instrucciones De Servicio

ENG
7.1.2

System messages

Signal Unit behavior
LED:

Compressor:
Evaporator fan (internal):
Condenser fan (external):
Heating (external):
Fault signal contact::
LED:

Compressor:
Evaporator fan (internal):
Condenser fan (external):
Heating (external):
Fault signal contact::
LED:

Compressor:
Evaporator fan (internal):
Condenser fan (external):
Heating (external):
Fault signal contact::
Tab. 14: Possible system messages
Operating Manual | Roof-mounted Cooling Unit | Multi Controller (MC) – 400 V, 3~ | 086100035c
System information
Energy-saving mode active
lights
• Execution of the energy function, is activated in
OFF
energy-saving mode.
OFF
• For details of the energy-saving mode, see section
"Energy-saving mode", Page 23.
OFF
OFF
closed
lights Start-up mode
The cooling unit starts its operation
OFF
OFF
OFF
OFF
closed
lights Stop mode
Unit was stopped by:
OFF
• Opening the switch cabinet door.
OFF
• The cooling unit received a stop command, e.g. via the
OFF software application.
OFF
closed
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