Isolation Switch And Residual Current Device; Emergency Operation - Worcester GREENSOURCE 6 kW Installation Manual

Connecting to the power supply
Isolation switch and residual current
device
Isolation switch
All heating installations must be preceded by a safety switch.
Residual current device
It is recommended that a separate residual current device is fi tted to the
heating system. Comply with applicable regulations.

Emergency operation

The heat pump is equipped with emergency operation which means that the
additional heat takes over the heating production in the event of faults in the
control unit. Read more about emergency operation in the User Guide.
There is a thermostat for fl ow temperature during emergency operation on
the AHB circuit board. It is factory set to 35°C which is the normal setting
for the underfl oor heating system. If the heating system only has radiators
the setting must be increased to 55°C.
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