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Installation
Installer reference guide
90
EPGA11~ EAV23DA6V
Daikin Altherma 3 H F
4P606487-1 – 2019.12
b+c
a
d
a, b, c
Field wiring (see table below)
d
Factory-mounted cable for power supply of backup heater
3
Routing of the wiring inside the unit should be as follows. Fix the cable to the
cable rail using cable ties:
a
4×
b+c
Routing
Possible cables (depending on unit type and installed
options)
a
Low voltage
▪
Preferential power supply contact
▪
User interface (option)
▪
Power consumption digital inputs (field supply)
▪
Outdoor ambient temperature sensor (option)
▪
Indoor ambient temperature sensor (option)
▪
Electrical meters (field supply)
▪
Safety thermostat (field supply)
b
High voltage power
supply
▪
Interconnection cable
▪
Normal kWh rate power supply
▪
Preferential kWh rate power supply
c
High voltage control signal
▪
Heat pump convector (option)
▪
Room thermostat (option)
▪
Shut-off valve (field supply)
▪
Domestic hot water pump (field supply)
▪
Alarm output
▪
Changeover to external heat source control
▪
Space cool/heat operation control