Guidelines When Connecting The Electrical Wiring; To Connect The Electrical Wiring On The Outdoor Unit - Daikin EBLQ011CA3V3 Installer's Reference Manual

7.7.3 Guidelines when connecting the electrical
wiring
Keep the following in mind:
▪ If stranded conductor wires are used, install a round crimp-style
terminal on the end of the wire. Place the round crimp-style
terminal on the wire up to the covered part and fasten the terminal
with the appropriate tool.
b a
a Stranded conductor wire
b Round crimp-style terminal
▪ Use the following methods for installing wires:
Wire type
Single-core wire
A
a Curled single-core wire
b Screw
c Flat washer
c b
Stranded conductor
wire with round
crimp-style terminal
a Terminal
b Screw
c Flat washer
O Allowed
X NOT allowed
Item
Outdoor unit
X3M
X4M
X5M
X7M
Control box / option box
X1M
X2M
X4M/X7M
X8M
7.7.4 To connect the electrical wiring on the
outdoor unit
1 Remove the switch box cover. See
unit" on page 28.
2 Strip insulation (20 mm) from the wires.
a
a Strip wire end to this point
b Excessive strip length may cause electrical shock or
leakage.
EBLQ+EDLQ011~016CA3V3+W1 + EK(2)CB07CAV3
Daikin Altherma low temperature monobloc
4P538847-1 – 2018.05
Installation method
c b
AA´
A´
c
a a
a b c
B
B
a
Tightening torque (N•m)
0.8~0.9
2.2~2.7
0.8~0.9
2.2~2.7
0.8~0.9
1.3~1.6
0.8~0.9
"7.2.2 To open the outdoor
b
3 Insert the wiring at the back of the unit:
a
≥25 mm
a Low voltage cable
b High voltage cable
c Power supply cable
d Backup heater power supply cable
NOTICE
The distance between the high voltage and low voltage
cables should be at least 25 mm.
Routing Possible cables (depends on the installed
options)
a ▪ User interface
Low voltage ▪ Interconnection cable to control box
EKCB07CAV3
▪ Remote outdoor sensor (option)
b ▪ Normal kWh rate power supply
High voltage ▪ Preferential kWh rate power supply
▪ Heat pump convector (option)
▪ Shut-off valve (field supply)
▪ Domestic hot water pump (field supply)
▪ Space heat/cool operation control
c ▪ Main power supply
Main power supply
d ▪ Backup heater power supply
Backup heater power
supply
4 Inside the unit, route the wiring as follows:
V3
a
b
7 Installation
b
c
d
Installer reference guide
35