Haier SAP-K18AM, KC18AGH Install Indoor Unit, Installation Service, 9.4.2Wire Length and Diameter

Installation Service

9.INSTALL INDOOR UNIT

9.4.2Wire Length and Diameter

Regulations on wiring diameter differ from locality. For field wiring requirements, please refer to local electrical codes. Carefully observe these regulations when carrrying out the installation.

Table 1 lists the recommended and max. allowable wire lengths and diameters for the power supply system. Please refer to the wiring system diagram (Fig.18 &19) for the meaning of “A”, “B” and "C" in Table 1.

Table 1

Cross-sectional			Recommended		Max. allowed			Fuse or circuit
area (mm2)	*(A)		*(B)	*(C)	(A) + (B)	*(C)
								breaker capacity
Model	2.5 x (3)		2.5 x (4)	0.75 x (2)	2.5	0.75	1.0
KC18AM	1.8m		5.0m	N.A	32m	20m	N.A	20A
KC18AGH	1.8m		5.0m	5.0m	32m	20m	32m	20A
*(A) Power supply wiring length (m)		;	*(B) Power line length (m)		; *(C) Control line length (m)

CAUTION

•Be sure to connect the power supply line to the indoor unit as shown in the wiring diagram. The outdoor unit draws its power from the indoor unit.

WARNING

•Be sure to comply with local codes on running the wire from the indoor unit to the outdoor unit (size of wire and wiring method, etc.).

•Each wire must be firmly connected.

•No wire should be allowed to touch refrigerant tubing, the compressor, or any moving part.

WARNING

To avoid the risk of electric shock, each air conditioner unit must be grounded.

WIRING SYSTEM DIAGRAM

OUTDOOR			INDOOR
UNIT		(B)	UNIT
Terminal			Terminal
	Blue
N(1)			N(1)
2	Black		2
3	Brown		3
	Yellow-Green
	(Grounding Line)	(A)
		L	L
	Power Supply	N	N
	Single Phase
	220-240VAC 50HZ		P.C.B
	Grounding Line

Fig. 18 (Cooling Model)

OUTDOOR			(B)	INDOOR
UNIT				UNIT
	Yellow-Green
	(Grounding Line)
N	Blue			N
2	Black			2
3	Brown			3
		(C)
	Violet
4				4
5	Orange			5
Terminal				Terminal
			(A)
		L		L
	Power Supply	N		N
	Single Phase
	220-240VAC 50HZ			P.C.B
		Grounding Line

Fig. 19 (Heat Pump Model)

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