Filter
Top Products
57
9-6. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
● State (CN51)
● Auto change over (CN3N)
● Silent Mode / Demand Control (CN3D)
CN51
X
5
4
3
A C
D
5
E
1
1
3
B
G
Y
L
1 : Error display lamp
L
2 : Compressor operation lamp
X, Y : Relay (Coil standard of 0.9W or less for DC 12V)
F
A C
D
E
B
G
F
CN3N
X
Y
SW1
SW2
1
2
3
X, Y : Relay (DC1mA)
SW1
SW2
ON
Heating
Validity of SW1
OFF
Cooling
Invalidity of SW1
SW1
SW2
ON
Heating
Validity of SW1
OFF
Cooling
Invalidity of SW1
1
3
A C
D
E
B
G
F
CN3D
X
Y
SW1
SW2
1
2
3
The silent mode and the demand control are selected by switching
the Dip switch 8-1 on outdoor controller board.
It is possible to set it to the following power sonsumption (compared with ratings) by
setting SW1,2.
Silent mode
Silent mode operation
Outdoor controller board DIP SW8-1
SW1 SW2 Function
Demand control
OFF
ON
ON
OFF
ON
—
OFF
OFF
ON
OFF
ON
ON
100%
75%
50%
0%
(Normal)
(Stop)
A Distant control board
B Relay circuit
C External output adapter (PAC-SA88HA-E)
D Outdoor unit control board
A Remote control panel
B Relay circuit
C External input adapter (PAC-SC36NA)
D Outdoor unit control board
E Relay power supply
F Procure locally
G Max. 10m
A Remote control panel
B Relay circuit
C External input adapter (PAC-SC36NA)
D Outdoor unit control board
E Relay power supply
F Procure locally
G Max. 10m
E Lamp power supply
F Procure locally
G Max. 10m
~
~
Y
X
Y
X
~
Y
X
L1
L2
OC376B--2.qxp 08.1.17 1:15 PM Page 57