Power Cord Connection; Connection Of Communication Line Of Idu And Odu - Gree GMV-NX140P/A X1.2-K Manuel D'utilisateur

Multi Variable Air Conditioners Duct Type Indoor Unit
(2) The connection of stranded wire (as shown in fig 5.1.2)
1) Strip about 10mm insulation of the end of stranded wire by stripping and cutting tool.
2) Loosen the wiring screws on terminal board.
3) Insert the wire into the ring tongue terminal and tighten by crimping tool.
4) Use the screwdriver for tightening the terminal.
insulation layer

5.2 Power Cord Connection

Note:
Power supply of each indoor unit must be from the same source.
power supply
Outdoor uni
Remark: The maximum number of indoor units that can be connected depends on the capacity
of outdoor unit. For specific details, please refer to the capacity configuration part.
(1) For air conditioner that uses single-phase power
1) Remove the cover of electric box of indoor unit.
2) Lead the power cord across the rubber ring.
3) Connect the power cord to the L, N terminals and the grounding screw.
4) Fasten the power cord with a wire clamp.
(2) For air conditioner that uses 3-phase power
1) Lead the wire across the rubber ring.
2) Connect the power cord to terminals that marked with L1, L2, L3, N and to the grounding screw.
3) Fasten the wire with a wire clamp.

5.3 Connection of Communication Line of IDU and ODU

(1) Detach the electric box lid.
(2) Let the Communication cable pass through the wiring through-holes.
(3) Connect the communication wire to terminal D1 and D2 of indoor 4-bit wiring board, as shown
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single branch wire
Fig 5.1.1
Wiring board of power XT1
Wiring board of
communication XT2
Indoor
unit 1
Wired Controller
multiple twisted wires
wiring terminal
Fig 5.1.2
Wiring board of power XT1
Wiring board of
communication XT2
Indoor
unit 2
Wired Controller
Fig 5.2
18
insulation layer
Wiring board of power XT1
Wiring board of
communication XT2
Indoor
connection
unit n
wire (match
with resistance
Wired Controlle