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Electrical installation
Installer reference guide
88
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1B – 2021.10
b
a
a
Stranded conductor wire
b
Round crimp-style terminal
▪
Use the following methods for installing wires:
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)
1.2~1.5
Indoor unit:
Item
Tightening torque (N•m)
M4 (X1M, X2M, X5M)
1.2~1.5
M4 (earth)
1.2~1.5
9.1.3 About electrical compliance
Only for ERLA03DAV3
Equipment complying with EN/IEC 61000‑3‑2 (European/International Technical
Standard setting the limits for harmonic currents produced by equipment
connected to public low-voltage systems with input current ≤16 A per phase.).
Only for the backup heater of the indoor unit
"9.3.2 To connect the backup heater power supply"
96].