To Connect The Main Power Supply - Daikin EGSQH10S18AA9W Installer's Reference Manual

7 Installation
a c
1× 1×
≥50 mm
≥50 mm
c
a
≥ 5 0
m m
Routing Possible cables (depending on unit type and installed options)
a ▪ Preferential power supply contact
Low voltage ▪ User interface
▪ Power consumption digital inputs (field supply)
▪ Outdoor ambient temperature sensor
▪ Indoor ambient temperature sensor (option)
▪ Electrical meters (field supply)
b ▪ Normal kWh rate power supply (power supply for unit)
High voltage power supply
c ▪ Preferential kWh rate power supply
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
CAUTION
Do NOT push or place redundant cable length in the unit.
7.6.6

To connect the main power supply

1 Connect the main power supply.
In case of normal kWh rate power supply
Installer reference guide
30
a
1×
X1 X2 X3 X4
X5M
11 12
NOTICE
▪ Make sure that 50 mm is guaranteed between the low
voltage (a) and high voltage (c) cables.
▪ Make sure that the cables (a) and (c) are routed
between the wire guide and the backside of the switch
box to prevent water ingress.
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.
Daikin Altherma ground source heat pump
c
1×
X2M
EGSQH10S18AA9W
4P351748-1D – 2016.02