Fujitsu AJ 126LELDH Series - Page 687

• Case of VR-II (321 or more indoor units are installed)
Segment 1 Segment 2
Segment 3
A
F
Signal amplifier (Filter mode: Off)
1Ø 50/60 Hz
208-240 V
Fuse (3 A)
Switch
(Disconnect switch)
Terminal resistor*
Other RB unit
or indoor unit
RB unit
Outdoor unit
Transmission cable
Terminal
resistor*
Terminal
resistor*
RB unit
Indoor unit
Refrigerant system 1
Refrigerant system 2
(A direction)
(B direction)
Outdoor unit
Transmission cable
(C direction)
Terminal
resistor*
RB unit
Indoor unit
Signal amplifier (Filter mode: On)
Outdoor
(C direction)
Outdoor (B direction)
Outdoor (A direction)
Switch
(Disconnect switch)
1Ø 50/60 Hz
208-240 V
Fuse (3 A)
*: Make sure to install 1 piece of terminal resistor to each segment. Terminal resistor is provided
for each outdoor unit, but confirm that there is only one terminal resistor in the same segment.
3-12. Signal amplifier (UTY-VSGXZ1)
- (05-187) - 3. Adaptor/Convertor units
CONTROL SYSTEM CONTROL SYSTEM