7 Installation
Installer reference guide
34
ERLQ004~008CA + 08S18CB
Daikin Altherma – Low temperature split
4P401676-1 – 2015.02
a
b
a
Strip wire end to this point
b
Excessive strip length may cause electrical shock or
leakage.
4
Open the wire clamp.
5
Connect the interconnection cable and power supply as follows:
3×
1 2 3
6
Install the switch box cover.
7.9.6
To connect the electrical wiring on the
indoor unit
1
To open the indoor unit, see
"7.2.3 To open the indoor unit" on
page 22
and
"7.2.4 To open the switch box cover of the indoor
unit" on page 23
.
2
Wiring should enter the unit from the top:
a
b+c
3
Routing of the wiring inside the unit should be as follows:
a
b+c
4
Fix the cable with cable ties to the cable tie mountings to
ensure strain relief and to make sure that it does NOT come in
contact with the piping and sharp edges.
INFORMATION
To access the domestic hot water temperature sensor, the
switch box can be tilted. The switch box should NOT be
removed from the unit.
Routing
Possible cables (depending on unit type and installed options)
a
Low voltage
▪ Preferential power supply contact
▪ User interface
▪ 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
▪ Power supply for backup heater
▪ Power supply for bottom plate heater (option)
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 heat operation control
