7 Installation
Installer reference guide
40
ERHQ+ERLQ011~016 + EHVH/X11+16S18+26CB
Daikin Altherma – Low temperature split
4P384975-1C – 2018.02
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
crimp-style terminal
c b
b
a
c
a
B
B
a
Terminal
b
Screw
c
Flat washer
O
Allowed
X
NOT allowed
Tightening torques
Item
Tightening torque (N•m)
M4 (X1M)
1.2~1.8
M5 (X1M)
2.0~3.0
M5 (earth)
3.0~4.0
7.9.5
Specifications of standard wiring
components
Component
V3
W1
ERHQ
ERLQ
ERHQ
ERLQ
Power supply
cable
MCA
(a)
31.9 A
34.2 A
13.5 A
16.3 A
Voltage
230 V
400 V
Phase
1~
3N~
Frequency
50 Hz
Wire sizes
Must comply with applicable
legislation
Interconnection cable
Minimum cable section of 2.5 mm²
and applicable for 230 V
Recommended field fuse
32 A
40 A
20 A
Earth leakage circuit breaker
Must comply with applicable
legislation
(a)
MCA=Minimum circuit ampacity. Stated values are
maximum values (see electrical data of combination with
indoor units for exact values).
7.9.6
To connect the electrical wiring on the
outdoor unit
NOTICE
▪ Follow the wiring diagram (delivered with the unit,
located at the inside of the service cover).
▪ Make sure the electrical wiring does NOT obstruct
proper reattachment of the service cover.
1
Remove the service cover. See
.
2
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.
3
Connect the interconnection cable and power supply as follows:
c
b
a
d
V3
1~ 50 Hz
230 V
W1
3N~ 50 Hz
400 V
L1
L3
L2
L1
L3
L2
a
Interconnection cable
b
Power supply cable
c
Earth leakage circuit breaker
d
Fuse
d
b
a
V3
W1
e
h
f
d
g
e
h
f
g
c
c
a
Switch box
b
Stop valve attachment plate
c
Earth
d
Cable tie
e
Interconnection cable
f
Power supply cable
Only if bottom plate heater is installed (option for ERHQ):
g
Bottom plate heater cable
h
Power supply cable of the bottom plate heater (from the
indoor unit)
INFORMATION
ERLQ units control the bottom plate heater internally (field
wiring NOT required).
Содержание Altherma EHVH/X11+16S18CB
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