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7
Installation
Installer reference guide
35
ERLQ004~008CA + 08S18CA3VF
Daikin Altherma low temperature split
4P3662261 – 2014.01
7.6
Connecting the electrical wiring
DANGER: RISK OF ELECTROCUTION
INFORMATION
More information about the legend and the location of the
wiring diagram of the unit can be found in
"15.4 Wiring
diagram" on page 81
.
WARNING
ALWAYS use multicore cable for power supply cables.
7.6.1
About electrical compliance
Only for ERLQERLQ008CAV3
Equipment complying with EN/IEC 61000312 (European/
International Technical Standard setting the limits for harmonic
currents produced by equipment connected to public lowvoltage
systems with input current >16 A and ≤75 A per phase.).
Only for indoor units
See
"7.6.5 To connect the backup heater power supply" on page 37
.
7.6.2
To connect the electrical wiring on the
outdoor unit
1
Remove the 2 switch box cover screws.
2
Remove the switch box cover.
2x
1
1
2
3
Strip insulation (20 mm) from the wires.
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:
3x
1 2 3
6
Install the switch box cover.
▪ If stranded conductor wires are being used, install a round
crimpstyle terminal on the tip. Place the round crimpstyle
terminal on the wire up to the covered part and fasten the
terminal with the appropriate tool.
b
a
a
Stranded conductor wire
b
Round crimpstyle terminal
▪ Use the following methods for installing wires:
Wire type
Installation method
Single core wire
c b
c
a
a
A
AA´
A´
a
Curled single core wire
b
Screw
c
Flat washer
Stranded conductor
wire with round
crimpstyle terminal
c b
b
a
c
a
B
B
a
Terminal
b
Screw
c
Flat washer
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