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Electrical installation
Installer reference guide
111
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
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
Allowed
NOT allowed
Tightening torques
Outdoor unit:
Item
Tightening torque (N•m)
M4 (X1M)
1.2~1.5
M4 (earth)
Indoor unit:
Item
Tightening torque (N•m)
X1M
2.45 ±10%
X2M
0.88 ±10%
X5M
0.88 ±10%
X6M
2.45 ±10%
X7M, X8M
2.45 ±10%
X10M
0.88 ±10%
M4 (earth)
1.47 ±10%
9.1.3 Specifications of standard wiring components
Component
ERGA04EAV3
ERGA06EAV3H
ERGA08EAV3H
ERGA04~08EAV3A
Power supply cable
MCA
(a)
19.9 A
24.0 A
15.9 A
Voltage
230 V
Phase
1~
Frequency
50 Hz
Wire sizes
Must comply with applicable legislation
Interconnection cable
Minimum cable section of 1.5 mm² and applicable for 230 V
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