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Electrical installation
Installer reference guide
111
ERRA08~12E + EL23E
Daikin Altherma 3 R MT F
4P708478-1 – 2023.05
Wire type
Installation method
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)
X1M
1.47 ±10%
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%
X10M
0.88 ±10%
M4 (earth)
1.47 ±10%
9.1.3 About electrical compliance
Only for ERRA08~12E
▲
V3
▼
Equipment complying with EN/IEC 61000‑3‑12 (European/International Technical
Standard setting the limits for harmonic currents produced by equipment
connected to public low-voltage systems with input current >16 A and ≤75 A per
phase.).
Only for the backup heater of the indoor unit
See
"9.3.2 To connect the backup heater power supply"
9.1.4 About preferential kWh rate power supply
Electricity companies throughout the world work hard to provide reliable electric
service at competitive prices and are often authorised to bill clients at benefit
rates. E.g. time-of-use rates, seasonal rates, Wärmepumpentarif in Germany and
Austria, ...
This equipment allows for connection to such preferential kWh rate power supply
delivery systems.