Mitsubishi Electric PUMY-P200YKM2 Technical & Service Manual page 98

8-6. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
State (CN51)
A B
X
L
1
Y
~ L
2
E
F
Auto change over (CN3N)
A B
SW1
~ X
E
X
SW2
Y
Y
F
Silent Mode/Demand Control (CN3D)
A B
SW1
~ X
E
X
SW2
Y
Y
F
The silent mode and the demand control are selected by switching the SW9-2 on outdoor controller board.
It is possible to set it to the following power consumption (compared with ratings) by setting SW1, 2.
Silent mode
Demand control
OCH675D
C
D
X
CN51
Y
5
5
4
3
1
G
C
D
CN3D
1
1
2
3
3
G
C
D
CN3D
1
1
2
3
3
G
Outdoor controller board DIP SW9-2
OFF
ON
A Distant control board
B Relay circuit
C External output
adapter (PAC-SA88HA-E)
D Outdoor unit control board
L : Error display lamp
1
L : Compressor operation lamp
2
X, Y: Relay (Coil standard of 0.9W or less for 12 V DC)
X, Y: Relay (1 mA DC)
A Remote control panel
B Relay circuit
C External input adapter
(PAC-SC36NA-E)
D Outdoor unit control board
SW1
SW2 Validity of SW1
A Remote control panel
B Relay circuit
C External input adapter (PAC-SC36NA-E)
D Outdoor unit control board
SW1 SW2
─
ON
OFF OFF
ON OFF
ON ON
OFF ON
98
E Lamp power supply
F Procure locally
G Max. 10m
E Relay power supply
F Procure locally
G Max. 10 m
ON OFF
Heating Cooling
Invalidity of SW1
E Relay power supply
F Procure locally
G Max. 10 m
Function
Silent mode operation
100% (Normal)
75%
50%
0% (Stop)