8
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Electrical installation
Installer reference guide
80
EPRA14~W1 + ET9W
Daikin Altherma 3 H HT F
4P587503-1A – 2020.01
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
Outdoor unit:
Item
Tightening torque (N•m)
M4 (X1M, X2M)
1.2~1.5
M4 (earth)
Indoor unit:
Item
Tightening torque (N•m)
M4 (X1M, X2M, X5M)
1.2~1.5
M4 (earth)
8.1.3 About electrical compliance
Only for EPRA14~18DAV3
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
"8.3.2 To connect the backup heater power supply"
94].
8.1.4 About preferential kWh rate power supply
Electricity companies throughout the world work hard to provide reliable electric
service at competitive prices and are often authorized to bill clients at benefit
rates. E.g. time-of-use rates, seasonal rates, Wärmepumpentarif in Germany and
Austria, ...
Summary of Contents for Altherma 3 H HT EPRA18DAW1
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