8
|
Electrical installation
8.3 Connections to the indoor unit
Installer reference guide
80
a
a
Strip wire end to this point
b
An excessive strip length may cause electrical shock or leakage
3 Open the wire clamp.
4 Connect the interconnection cable and power supply as follows:
a
a
Interconnection cable
b
Power supply cable
c
Circuit breaker
d
Earth leakage circuit breaker
e
Power supply
f
Earth
5 Tighten the terminal screws securely. We recommend using a Phillips
screwdriver.
Item
Power supply (main)
Power supply (backup
heater)
User interface
Shut-off valve
Electricity meters
Domestic hot water pump
Alarm output
Space heating operation
control
Changeover to external
heat source control
b
50 Hz
c
d
220-240 V
b
e
f
3×
Description
See
"8.3.1 To connect the main power
4
supply" [
82].
See
"8.3.2 To connect the backup heater power
4
supply" [
84].
See
"8.3.3 To connect the user
See
"8.3.4 To connect the shut-off
See
"8.3.5 To connect the electricity
See
"8.3.6 To connect the domestic hot water
4
pump" [
89].
See
"8.3.7 To connect the alarm
See
"8.3.8 To connect the space heating ON/OFF
4
output" [
91].
See
"8.3.9 To connect the changeover to external
4
heat
source" [
92].
4
interface" [
86].
4
valve" [
87].
4
meters" [
88].
4
output" [
90].
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1 – 2019.10