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8-2. SEPARATE INDOOR UNIT/OUTDOOR UNIT POWER SUPPLIES

The following connection patterns are available.

The outdoor unit power supply patterns vary on models.

* The optional indoor power supply terminal kit is required.

	C
	L1
A	B L2
	GR
	S1
	S2
	S3

1:1 System

			L1
G	B		L2	H
			GR
			S1
			S2
	D		S3
	D		1
		E	1
		E	2
			2

AOutdoor unit power supply

BWiring circuit breaker or isolating switch C Outdoor unit

D Indoor unit/outdoor unit connecting cords E Remote controller

F Indoor unit

G Indoor unit power supply H Option

* Affix a label B that is included with the manuals near each wiring diagram for the indoor and outdoor units.

Simultaneous twin system

CF H F

L1				L1	L1
L2	G	B		L2	L2
GR				GR	GR
S1				S1	S1
S2				S2	S2
S3		D		S3	S3
		D		1	1
			E	1	1
			E	2	2
				2	2

AOutdoor unit power supply

BWiring circuit breaker or isolating switch C Outdoor unit

D Indoor unit/outdoor unit connecting cords E Remote controller

F Indoor unit

G Indoor unit power supply H Option

*Affix a label B that is included with the manuals near each wiring diagram for the indoor and outdoor units.

If the indoor and outdoor units have separate power supplies, refer to the table below. Change the indoor unit electrical box wiring refering to the figure in the right and

the DIP switch settings of the outdoor unit control board.

	Indoor unit specifications
Indoor unit electrical box connector con-		Required
nection change		Required
nection change

Label affixed near each wiring diagram		Required
for the indoor and outdoor units		Required
for the indoor and outdoor units
Outdoor unit DIP switch settings (when
using separate indoor unit/outdoor unit	ON			3	(SW8)
power supplies only)	OFF	1	2		(SW8)

Connectors (connections when shipped from the factory are for indoor unit power supplied from outdoor unit)

L2	BLUE	BLUE
L1
GR	YELLOW	YELLOW	CND/CN01
	YELLOW	YELLOW	CND/CN01
S1			Indoor unit
S1			control board
S2			control board
S2
S3
Indoor unit power supplied				L1
Indoor unit power supplied				L2
from outdoor unit(When				L2
from outdoor unit(When				GR
shipped from factory)				GR
shipped from factory)

If the indoor and outdoor units have separate power supplies, change the connections of the connectors as shown in the following figure.

		Connectors
YELLOW	BLUE
BLUE	YELLOW	CND/CN01
BLUE	YELLOW

* There are three types of labels (labels A, B, and C). Affix the appropriate labels to

	the units according to the wiring method.	S1
	the units according to the wiring method.	S2
		S2
		S3

Indoor unit

control board

Separate indoor unit/outdoor unit power supplies

Indoor unit model

Indoor unit power supply

Minimum circuit ampacity

Maximum rating of overcurrent protective device

Wiring	No.Wireosize	Indoor unit power supply
Wiring	No.Wireosize	Indoor unit power supply earth
		Indoor unit power supply earth
		Indoor unit-Outdoor unit
		Indoor unit earth
		Remote controller-Indoor unit
Circuit	rating	Indoor unit L1-L2
Circuit	rating	Indoor unit-Outdoor unit S2-S3
		Indoor unit-Outdoor unit S1-S2
		Remote controller-Indoor unit

	PLA-A12, 18, 24, 30	PLA-A36, 42
	PKA, PCA	PLA-A36, 42
	PKA, PCA
	Single 208/230 V, 60 Hz	Single 208/230 V, 60 Hz
	1 A	2A
	15A	15A
	2 o Min. AWG16	2 o Min. AWG16
	1 o Min. AWG16	1 o Min. AWG16
*1	2 o AWG22 (polar)	2 o AWG22 (polar)
	–	–
*2	2 o AWG22 (Non-polar)	2 o AWG22 (Non-polar)
*3	AC 208/230 V	AC 208/230 V
*3	–	–
*3	DC24 V	DC24 V
*3	DC12 V	DC12 V

*1. Max. 50 m, 165 ft

*2. The 10 m, 30 ft wire is attached in the remote controller accessory. Max. 500 m, 1500 ft

*3. The figures are NOT always against the ground.

Notes: 1. Wiring size must comply with the applicable local and national code.

2.Use copper supply wires.

3.Use wires rated 300V or more for the power supply cables.

4.Install an earth longer than other cables.

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