Sanyo 85464359982001 installation instructions Wiring System Diagram, U, D, T Type

07-007 W-2WAY_II_NA 1/23/07 6:09 PM Page 60

5-3. Wiring System Diagram

					Indoor
					unit (No. 1)
Power supply		L1			L1
208 / 230V, 1ø, ~60Hz L2					L2
		Ground		B	U1
Remote
			D		U2
controller
WHT	1	1			R1
BLK	2	2			R2
				Ground	C
					Indoor
					unit (No. 2)

C

Ground

Ground

Ground

Outdoor unit
INV unit		A
			L1	Power supply
U1	1
	2		L2	208 / 230V, 3ø, ~60Hz
U2	3		L3
3	4
	5
4			Ground

Power supply		L1			L1
208 / 230V, 1ø, ~60Hz L2					L2
		Ground		B	U1
Remote
					U2
controller			D
WHT	1	1			R1
BLK	2	2			R2
			Ground		C
Group control:					Indoor
		L1			unit (No. 3)
Power supply					L1
208 / 230V, 1ø, ~60Hz L2
					L2
		Ground	B		U1
			E
					U2
					R1
					R2

C

Indoor unit (No. n)

F

Ground

Ground

Ground

Ground

Inter-outdoor-unit control wiring

Outdoor unit

INV unit

A

1

2

3 3

44

5

L1 Power supply

L2	208 / 230V, 3ø, ~60Hz
L3
Ground

Power supply L1

208 / 230V, 1ø, ~60Hz L2

Ground

Remote

controllerD

WHT	1	1
BLK	2	2

B

L1

L2

U1

U2

R1

R2

Ground

Ground

NOTE

(1)Refer to Section 5-2. “Recommended Wire Length and Wire Diameter for Power Supply System” for the explanation of “A,” “B,” “C,” “D,” and “E,” in the above diagram.

(2)The basic connection diagram of the indoor unit shows the 7P terminal board, so the terminal boards in your equipment may differ from the diagram.

(3)Refrigerant Circuit (R.C.) address should be set before turning the power on.

(4)Regarding the R.C. address setting, refer to page 74. Address setting can be executed by remote controller automatically. Refer to page 74 – 78.

7P terminal board

1(L1)	2(L2)	U1	U2	R1	R2
Power		Inter-unit		Remote
supply		control	wiring	controller

X, A, U, D, T Type

5P terminal board

		1	2	3	4	5
1(L1)2(L2)					U1 U2
Power					Inter-unit
	supply				control wiring

K Type

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