¢
System diagram
1 remote controller:
A
Indoor unit
Remote controller
2 remote controllers:
Primary
Secondary
B C
Indoor unit
Remote controllers
A, B, C: Remote controller cable
A ≤ 1,640 ft (500 m);B + C ≤ 1,640 ft (500
m)
¢
Electrical wiring
1 remote controller:
When there is
a functional
grounding
Remote controller
Indoor unit
Y1
Y1
Y2
Y2
Y3
2 remote controllers:
When there is
a functional
grounding
Remote controller Remote controller
Y1
Y1
Y2
Y2
Y1
Y2
Y3
Indoor unit
Group control:
When there is
a functional grounding
Remote controller
Indoor units
Y2
Y2 Y2 Y2 Y2Y3 Y3 Y3 Y3
Y1
Y1 Y1 Y1 Y1
NOTE:
Group connection with Polar 3-wired remote controller is not allowed.
- 182 -
15-8. Simple remote controller (UTY-RSRY and UTY-RHRY: Optional parts) 15. Remote controller
MULTI-SPLIT TYPE
5-unit type
MULTI-SPLIT TYPE
5-unit type