Sanyo 26KHS72R Installation Instructions - Page 58

Maximum Over Current Protection 15 A, Fuse Or Hacrtype Circuit Breaker

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07-115 SSHP_II 5/7/07 4:00 PM Page 58 Indoor Unit Type (B) Power Supply AWG #14 Trade Size of Conduit MOP (Fuse or HACR type circuit breaker) X, K, T, U Max. length 67 ft. 3/4 in. 15 A Control Wiring (C) Inter-Unit Control Wiring AWG #18 Use high voltage wire (300 V)*1 Max. 3,300 ft. (D) Remote Control Wiring AWG #18*2 (0.75 mm2) Max. 1,650 ft. (E) Control Wiring For Group Control AWG #18*2 - (0.75 mm2) Max. 1,650 - ft. (Total) *1 With ring-type wire terminal. *2 Wire joint connection. 5-3. Wiring System Diagrams Basic wiring diagram for standard control Remote controller D WHT 1 1 BLK 2 2 Outdoor unit INV unit Inter-unit power line L1 Indoor unit 208 / 230 V, 60 Hz B L2 1 1 2 2 G Grounding line C G U1 U1 U2 U2 Ground A L1 Power supply L2 208 / 230 V, 60Hz Grounding line NOTE CH Type 8P terminal board (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 diagrams. (2) Inter-Unit Control Wiring (C) and remote controller wiring (D), (E) have no polarity. But for other wiring, respect polarity. Be sure to connect as shown in the Wiring System Diagram. U1 U2 1 2 G L1 L2 Inter-unit Inter-unit Power wiring control wiring power wiring X, T, U Type 5P terminal board (3) In case of separate supply connection to indoor unit, over current protection must be provided between power source and indoor unit. MAXIMUM OVER CURRENT PROTECTION 15 A (FUSE OR HACRTYPE CIRCUIT BREAKER) 1 2 G U1 U2 Inter-unit Inter-unit power wiring control wiring Remote controller wiring K Type 4P terminal board U1 U2 1 2 G Inter-unit Inter-unit control wiring power wiring Remote controller wiring 58

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58
5-3.
Wiring System Diagrams
Basic wiring diagram for standard control
U2
U1
L1
L2
U1
U2
1
2
G
2
1
WHT
Remote
co
n
troller
D
A
I
n
door
un
it
B
L1
L2
Gro
un
di
ng
li
n
e
BLK
2
1
I
n
ter-
un
it power li
n
e
20
8
/ 2
3
0 V, 60 Hz
Power
su
pply
20
8
/ 2
3
0 V, 60Hz
Gro
un
di
ng
li
n
e
C
Gro
un
d
O
u
tdoor
un
it
INV
un
it
1
2
G
(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 diagrams.
(2)
Inter-Unit Control Wiring (C) and remote control-
ler wiring (D), (E) have no polarity. But for other
wiring, respect polarity. Be sure to connect as
shown in the Wiring System Diagram.
(3)
In case of separate supply connection to indoor
unit, over current protection must be provided
between power source and indoor unit.
NOTE
1
2
G
I
n
ter-
un
it
power wiri
ng
U1
I
n
ter-
un
it
co
n
trol wiri
ng
U2
5P termi
n
al board
X, T, U Ty
p
e
Remote
co
n
troller wiri
ng
I
n
ter-
un
it
co
n
trol wiri
ng
4P termi
n
al board
1
2
G
I
n
ter-
un
it
power wiri
ng
U1 U2
K Ty
p
e
Remote
co
n
troller wiri
ng
Indoor Unit
Control Wirin
g
Type
(B) Power
S
u
pp
ly
AWG #14
(C) Inter-Unit Control Wirin
g
(D) Remote Control Wirin
g
(E) Control Wirin
g
For Grou
p
Control
Trade
S
ize
of Co
n
d
u
it
MOP
(F
us
e or HACR
type circ
u
it breaker)
AWG #1
8
U
s
e hi
g
h volta
g
e wire (
3
00 V)
*1
AWG #1
8
*2
(0.75 mm
2
)
Max. 1,650 ft.
Max.
3
,
3
00 ft.
Max. 1,650
–
ft. (Total)
AWG #1
8
*2
–
(0.75 mm
2
)
3
/4 i
n
.
15 A
Max. le
ng
th 67 ft.
X, K, T, U
*1
With ri
ng
-type wire termi
n
al.
*2
Wire joi
n
t co
nn
ectio
n
.
I
n
ter-
un
it
power wiri
ng
Power wiri
ng
I
n
ter-
un
it
co
n
trol wiri
ng
8
P termi
n
al board
CH Ty
p
e
U1 U2 1
2
G L1 L2
MAXIMUM OVER CURRENT PROTECTION 15 A
(FUSE OR HACRTYPE CIRCUIT BREAKER)
07-115 SSHP_II
5/7/07
4:00 PM
Page 58