Gree GMV-450WM/B-X Service Manual

GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
68
Power terminal
block XT1
Communication
terminal block XT2
Power terminal block XT1
Communication
terminal block XT2
Power terminal block XT1
Communication
terminal block XT2
Wired controller Wired controller
Wired controller
Indoor unit 1 Indoor unit 2
Indoor unit n
Wiring (with
matching resistor)
Indoor unit n
Indoor unit 2
Outdoor unit 1
(master module)
Remote
monitoring
Power terminal block XT1
Communication
terminal block XT2
Power terminal block XT1
Communication
terminal block XT2
Power terminal block XT1
Communication
terminal block XT2
Power
Power
Power cable
Power
cable
Communication cable
Note:
The maximum number of connected ODUs (N) and that of connected IDUs (n) are determined based on
the combination form of ODUs. For details, see the description on unit capacity configuration.
3. Procedure for Installing the Power Cable
1) Knock off the knockouts used for threading the external power cable, fit the threading rubber ring to
the hole, and thread the power cable through the hole. Connect L1, L2, L3, and N of the power cable,
and the grounding cable to L1, L2, L3, and N on the power terminal block and the grounding screw
next to the terminal block respectively.
Inner-unit connection cable
Terminal block
Connector of the
grounding cable
Fixing mode
of tablet
compressing
Externally
connected
power
cable
Fixing mode of
reverse u-type
Exposed
conducting wire
Fixing mode of
straight insertion
Externally
connected
power
cable
Inner-unit connection cable
Terminal block
Connector of the
grounding cable
Inner-unit connection cable
Terminal block
Connector of the
grounding cable
Externally
connected
power
cable
2) Fasten and fix the power cable with ties (support heads).
3) Lay the power cable and communication cable for the ODU according to the following figures.

Gree GMV-450WM/B-X Specifications

General

Brand	Gree
Model	GMV-450WM/B-X
Category	Air Conditioner
Language	English