
- 78 -
U0673944-C
fi
g. 58 - Electrical wiring of hydraulic unit (excluding connections made by installer)
Connection to terminal blocks and
power relay (see
fi
g. 44, page 39
)
Connections on the
heat pump controller,
accessories and options
(see
fi
g. 45, page 39
)
▼
Hydraulic unit
Options
Fuse
speci
fi
cations
DHW tank
Flow sensor
Condensation
sensor
2 circuit option
Single phase electrical backup
Power limitation
Tari
ff
s (day/night), PV
External faults
Heating circuit pump supply
External component contact
Return sensor
Heating circuit pump signal
Waterstage Split Comfort DHW Serie / INSTALLATION / 2125 - EN