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Accessories
• Accessory No.1 connecting cables is already connected.
No.
Name
Name
1
Cable (For CN61 connector, with 6P connectors, L=1.5m)
2
M4 tapping screw
Wiring diagram
Remote location for ON/OFF control box
P.C. board
TP7
TP8
TP9 TP10
L1
Power supply
MAX. 240V 0.5A
L1 ON operation lamp
L2 Alarm indication lamp
(Required at the site)
• Wiring method
(1) Power supply cable, earth, and indication signal
cable must be connected in this control box.
Detach the case cover of the control box, and
connect the cables with the terminal according
to the purpose.
(2) Be sure to fix the cable with the cable clamp.
• Selecting of Central priority/Last-push priority
The select switch has been previously set to LAST-PUSH side on shipment
from the factory.
When using the air conditioner with central priority, remove the cover of interface adapter,
and select "CENTRAL" side of the select switch (SW 1) at near the center of P.C. board.
• Notes on connecting relays
(Relays are used for central indication in order to prevent
malfunction by surge absorber.)
a. To drive induction load with DC power
OPERATION
ALARM
COM
Interface side
(Note)
Mount diodes to the both ends of the relay coil.
Select a diode of which back voltage tightness is 10 times or more
of the use voltage, and forward current is more than the load
current.
CENTRAL
SW1
LAST-PUSH
Power input
L
N
TP3
TP1
TP2
TP4
TP5
Earth
terminal
Power supply
220-240V
, 50Hz
220V
, 60Hz
L2
**
Non-voltage
ON/OFF continuous signal
Central panel
(local supply)
Indication
signal cable
Diode
RY
Diode
RY
Central side
Q'
Remarks
ty
1 pc.
Connected to connector CN61 on P.C. board of indoor unit
4 pcs.
For installation of this control box
Electric parts box
of indoor unit
CN13
CN61
*
CN06
A
B
Transformer
Wired remote
controller
*
For connecting, be sure to use the connected cable.
**
Supplementary insulation must be added to user touchable part of
switches.
Cables other than cables connected should be required at the site.
Be sure to use the mounting hole to fix the box.
• Cable specifications (Local supply)
Power supply cable
ON/OFF command
signal cable
Indication signal cable
***
In conformity with design 60245 IEC 57
Cable clamp
Earth terminal
b. To drive induction load with AC power
Interface side
(Note)
Mount surge absorbers to both ends of the relay coil.
Use a surge absorber of which voltage tightness is 350V AC/500V
DC or more.
P.C. board for
Indoor unit
: Tab terminal
: Butt terminal
***
Up to 80m : 3-core, 0.75mm
Up to 500m : 2-core, 0.75mm
Up to 200m : 3-core, 0.75mm
***
Up to 400m : 3-core, 1.5mm
L N
(local supply)
Power supply
cable
Cable clamp
Power supply cable
(CAUTION)
Be sure to turn off the power supply of
interface adapter before selecting one
side on the select switch.
Surge absorber
RY
OPERATION
Surge absorber
RY
ALARM
COM
Central side
2
2
2
2
(Unit mm)
Earth line
EH99620101-①
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