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Installation Manual For Indoor Unit - Haier HDU-18CF03 Operating & Installation Manual

Haier duct type air conditioner operation & installation manual indoor unit
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Installation Manual For Indoor Unit

Electric wiring
TURN OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE
MAKING ANY ELECTRIC CONNECTIONS. GROUND CONNECTIONS MUST BE
COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS.
(1) Selection of size of power supply and interconnecting wires.
Precautions for Electric wiring
Electric wiring work should be conducted only by authorized personnel.
Do not connect more than three wires to the terminal block. Always use round type crimped terminal
lugs with insulated grip on the ends of the wires.
Use copper conductor only.
Select wire sizes and circuit protection from table below. (This table shows 20 m length wires with
less than 2% voltage drop.)
Phase Switch breaker
Item
HDU-18CF03
HDU-18HF03
HDU-28CF03
HDU-28HF03
(2) Wiring connection
HDU-18HF03
1
2
3
4
5
Y/G
1(L) 2(N)
3
4
HDU-18CF03
1
2
3
4
5
Y/G
1(L) 2(N)
3
4
DANGER OF BODILY INJURY OR DEATH
Circuit breaker
(A)
1
30
1
40
INDOOR UNIT
TERMINAL BLOCK
N
L
POWER SUPPLY:
1PH,220-230V~,50Hz
OUTDOOR UNIT
TERMINAL BLOCK
INDOOR UNIT
TERMINAL BLOCK
N
L
POWER SUPPLY:
1PH,220-230V~,50Hz
OUTDOOR UNIT
TERMINAL BLOCK
WARNING
Overcurrent protector
rated capacity (A)
20
36
Y/G
L
N
POWER SUPPLY:
1PH,220-230V~,50Hz
Y/G
L
N
POWER SUPPLY:
1PH,220-230V~,50Hz
32
Earth leakage breaker
Power source
wire size
Switch
(minimum)
breaker
2
2.5mm
30
2
4.0mm
40
HDU-28HF03
1
2
3
4
5
L
N
3
4
5
HDU-28CF03
Y/G
1
2
3
Y/G
L
N
3
INDOOR UNIT
TERMINAL BLOCK
Leak
current
30mA
30mA
Y/G
OUTDOOR UNIT
TERMINAL BLOCK
Y/G
INDOOR UNIT
TERMINAL BLOCK
OUTDOOR UNIT
TERMINAL BLOCK

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This manual is also suitable for:

Hdu-18hf03Hdu-28cf03Hdu-28hf03