About Electrical Compliance - Daikin Altherma 3 H MT ECH2O Installer's Reference Manual

9 | Electrical installation

9.1.3 About electrical compliance

Installer reference guide
104
Wire type
Single-core wire
Stranded conductor wire
with round crimp-style
terminal
Tightening torques
Outdoor unit:
Item
X1M
X2M
M4 (earth)
Indoor unit:
Item
M4 (X1M)
M4 (X12M, X15M)
Indoor unit – BUH option:
Item
M4 (X6M) *3V, *6V
M4 (X6M) *9W
Only for EPRA08~12EAV3
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.).
Installation method
c b
A A´
c
a
a Curled single-core wire
b Screw
c Flat washer
c b
B
B
a
a Terminal
b Screw
c Flat washer
Allowed
NOT allowed
Tightening torque (N•m)
Tightening torque (N•m)
Tightening torque (N•m)
EPRA08~12EAV3+W1 + ETSH/X(B)12P30+50EF
AA´
a
a b c
1.47 ±10%
1.2
0.88 ±10%
2.45 ±10%
1.2
Daikin Altherma 3 H MT ECH₂O
4P663478-1 – 2021.07