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7. Electrical work
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or 60227 IEC 53.
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the air conditioner installation.
Power cable size : more than 1.5mm² (3-core)
Warning:
Never splice the power cable or the indoor-outdoor connection cable, otherwise it
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conductors of the supply.
[Fig. 7-2]
A
Switch 16 A
D
Total operating current be less than 16 A
B
Overcurrent protection 16 A
E
Pull box
C
Indoor unit
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1. Wiring transmission cables
Types of transmission cable
Shielding wire CVVS or CPEVS
Cable diameter
More than 1.25 mm²
Length
Less than 200m
2. M-NET Remote control cables
Types of remote control cable Shielding wire MVVS
Cable diameter
0.5 to 1.25 mm²
Length
Add any portion in excess of 10m to within the
longest allowable transmission cable length 200m
3. MA Remote control cables
Types of remote control cable 2-core cable (unshielded)
Cable diameter
0.3 to 1.25 mm²
Length
Less than 200m
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transmission cables (Fig. 7-3)
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the connecting cables, refer to the outdoor unit installation manual.
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ler.
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2
core cable. If the distance is more than 10 m, use a 1.25 mm
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MA Remote controller
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a
MA remote controller cable (ACCESSORY
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2
M-NET Remote controller
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-polarized 2-wire)
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Remote controller
Fig. 7-2
7.1. Indoor unit (Fig. 7-1)
1
Remove the electrical cover.
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control lines.
After connecting, secure the wires with the cord clamp.
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force. (PG connection or the like.)
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more)
After wiring is completed, reinstall the parts in the reverse order of removal.
Power supply terminal block (TB2)
Transmission terminal block (TB5)
Wiring clamp
Fig. 7-1
Fig. 7-3
TB5
TB5
S
M1 M2
S
M1 M2
TB3
M1 M2
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5
1
B
T
5
B
T
5
B
T
S
M1 M2
S
M1 M2
TB3
M1 M2
CN3A
2
1
Indoor controller board
Warning:
Wiring should be done so that the power lines are not subject to tension.
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