18
Installation Procedure
English
Ins
tallation Pr
oc
edur
e
Indoor power supply
Power supply
Max/Min(V)
Indoor power cable
220 to 240V, 50 Hz
±10%
0.75 to 1.5 mm², 3 wires
Communication cable
0.75 to 1.5 mm², 2 wires
11
13
7.5
9.0
18
13.8
AC power: M4 screw
Communication: M3.5 screw
Tightening torque (kgf • cm)
M3.5
8.0 to 12.0
M4
12.0 to 18.0
• 1 N·m = 10 kgf·cm
• Power supply cords of parts of appliances for
outdoor use shall not be lighter than polychloroprene
sheathed flexible cord. (Code designation IEC:60245
IEC 57 / CENELEC: H05RN-F or IEC:60245 IEC 66 /
CENELEC: H07RN-F)
• Since it has the external power supply, refer to the
outdoor unit installation manual for MAIN POWER.
CAUTION
• When installing the indoor unit in a computer
room or a server room, use the double shielded
communication cable (tape aluminum / polyester
braid + copper) of FROHH2R type.
Step 13 Optional: Extending the
power cable
1
Prepare a crimping tool and the following tools.
Tools
Spec
Shape
Crimping pliers
MH-14
Connection sleeve
(mm)
20xØ6.5
(HxOD)
Insulation tape
Width 19
mm
Contraction tube
(mm)
70xØ8.0
(LxOD)
2
As shown in the figure, peel off the shields from the
rubber and wire of the power cable.
• Peel off 20 mm of the wire shields of the tube.
CAUTION
• For information about the power cable specifications for
indoor and outdoor units, refer to the installation manual.
• After peeling off the tube wire, you must insert a
contraction tube.
20
20
20
20
60
120
180
3
Insert both sides of core wire of the power cable into the
connection sleeve.
•
Method 1
: Push the core wire into the sleeve from
both sides.
•
Method 2
: Twist the wire cores together and push it
into the sleeve.
Power cable
Pre-installed tube for the power cable
(Unit: mm)
(Unit: mm)
