Fujitsu ARHG09LLTA

6. SYSTEM DESIGN
WIRING SYSTEM LAYOUT

For installation of the outdoor unit, branch boxes, and indoor units, follow the instructions in the
installation manual for each unit.








: Transmission line [O.U. - B.B.(primary)] ( )

: Transmission line [B.B. - B.B.] ( )

: Central remote controller line [Central remote controller - B.B.] ( )

: Power supply and Transmission line [B.B. - I.U.] ( )

: Power supply [Outdoor Unit] ( )

: Power supply [Branch Box] ( )

: Remote controller line [I.U. - R.C.] ( )

Outdoor unit
Indoor units
Branch box 1
(Primary)
Central remote
controller
Branch box 2
(Secondary)
Branch box 3
(Secondary)


Earth leakage
breaker
Power
supply
Circuit breaker
(over current)
Earth leakage
breaker
Power
supply
Circuit breaker
(over current)
Earth leakage
breaker
Power
supply
Power
supply
Circuit breaker
(over current)
Earth leakage
breaker
Circuit breaker
(over current)
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SYSTEM DESIGN SYSTEM DESIGN