Wiring Example - Daikin VRV BSF4Q54TVJ Manuel D'installation

6-4 Wiring example

WARNING
Install circuit protection safety devices in accordance with local and national codes .
Failure to install circuit protection safety devices in accordance with local and national codes may result
in electric shock or fire.
• A transmission wiring example is shown below.
• Connect "TO IN/D UNIT (F1, F2)" terminals on the printed circuit board of the outdoor unit to "OUT-
DOOR UNIT (F1, F2)" terminals of the first Branch Selector unit.
Power supply
208/230V
B L1
F1 F2
Indoor unit
A
B : Circuit protection safety devices in accordance with
local and national codes
NOTES
1. Connect the cooling-only unit to "BS UNIT (F1, F2)" terminals of the final Branch Selector unit.
2. This wiring example applies when joining the C and D branch ports and connecting them to indoor
unit.
The terminal block to which the transmission wiring is connected can be connected to either indoor
unit C or indoor unit D.
However, the DIP switches must be set appropriately.
For more information about how to set DIP switches, refer to "7 . INITIAL SETTING".
3. The maximum number of indoor units connected to one branch port is 5.
19
Branch Selector unit
In case of joining branch
ports (Note 2)
INDOOR INDOOR INDOOR
UNIT UNIT UNIT
A B C
L2
F1 F2 F1 F2 F1 F2 F1 F2
F1 F2 F1 F2
Indoor unit Indoor unit
B-1 B-2 (Note 3)
Never connect to power supply wiring.
INDOOR
OUTDOOR BS
UNIT
UNIT UNIT
D
F1 F2 F1 F2
Branch Selector unit
INDOOR
UNIT
F1 F2
F1 F2
Indoor unit
C (Note 2)
F1 F2
Indoor unit
Outdoor unit
TO IN/D
UNIT
F1 F2
OUTDOOR BS
UNIT UNIT
F1 F2 F1 F2
F1 F2
Indoor unit
Cooling-only unit
(Note 1)
English