OFF status due to supervisor
In facilities with several units operating in parallel, the heat pump is switched off by the supervisor and is
therefore not available to activate any of its functions.
EMERGENCY status from control panel
The heat pump is in emergency status, activated manually from the front panel of the controller. The
compressor cannot be started up, but the services can be attended to if there is an auxiliary unit enabled
for emergency situations.
EMERGENCY status due to active alarm
The heat pump is in emergency status due to an active alarm. The compressor cannot be started up, but
the services can be attended to if there is an auxiliary unit enabled for emergency situations.
EMERGENCY status due to repeated alarms
The heat pump is in emergency status due to an alarm that goes off repeatedly. The compressor cannot
be started up, but the services can be attended to if there is an auxiliary unit enabled for emergency
situations.
▪
The EVU signal is used in some countries by the electricity company to control electrical consumption.
The EVU signal prevents energy production by the compressor and the auxiliary equipment. Circulator
NOTE
pumps, valves and other components can be activated to consume energy from the storage systems.
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User manual