Fujitsu Airstage J-II - Page 425

Case of VR-II
z
(321 or more indoor units are installed)
Terminal
resistor
Terminal
resistor
Terminal
resistor
Transmission cable
Transmission cable
Segment 1 Segment 2
Segment 3
Refrigerant system 1
Refrigerant system 2
Indoor unit
Indoor unit
RB unit
RB unit
Outdoor unit
Outdoor unit
(A direction)
(B direction)
(C direction)
Switch
(Disconnect switch)
FUSE
(3 A)
1Ø 50/60 Hz
208-240 V
Terminal
resistor
Signal amplifier (Filter mode : OFF)
RB unit
Other RB unit
or indoor unit
Switch
(Disconnect switch)
FUSE
(3 A)
1Ø 50/60 Hz
208-240 V
Signal amplifier (Filter mode : ON)
Outdoor (A direction)
Outdoor (B
direction)
(C direction)
A
F
* Make sure to install 1 piece of terminal resistor to each segment.
Terminal resister is provided for each outdoor unit, but conrm that there is only one terminal resistor in
the same segment.
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CONTROL SYSTEM CONTROL SYSTEM