Wiring Requirement - Gree GMV-ND28T/A-T Manuel Du Propriétaire

Multi Variable Air Conditioners Cassette Type Indoor Unit
communication wire between
Wire type
Light/Ordinary
polyvinyl chloride
sheathed cord.
(60227 IEC 52
/60227 IEC 53)
3.3.2 Selection of communication wire between indoor unit and indoor unit (or outdoor
unit)
Outdoor Outdoor
unit1 unit 2
LO1
L=LO1+LO2+LO3+Li1+Li2+.......+Lin(n≤80)
Total length of
communication wire between
Wire type
indoor unit and indoor
unit(outdoor unit) (m)
Light/Ordinary
polyvinyl chloride
sheathed cord.
(60227 IEC 52
/60227 IEC 53)

3.4 Wiring Requirement

(1) Dimension of power cord and capacity of air switch
Model
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Total length of
indoor unit and wired
controller (m)
L≤250
Outdoor Outdoor
unit 3 unit 4
LO2 LO3
Indoor Unit 1
L≤1000
Power Cord Size Air Switch Capacity
Wire diameter
Wire standard
2
(mm )
IEC 60227-
2×0.75~2×1.25
5:2007
Indoor Unit 2
Fig 3.3.2
Wire diameter
Wire standard
2
(mm )
IEC 60227-
≥2×0.75
5:2007
Minimum Sectional
Area of Ground
6
Remark
1. Total length of
communication cable
can't exceed 250m.
2. The cord shall
be Circular cord (the
cores shall be twisted
together).
3. If unit is installed
in places with intense
magnetic field or
strong interference,
it is necessary to use
shielded wire.
Lin
Indoor Unit n
Remark
1. If the wire diameter is
enlarged to 2 × 1 mm2, the
total communication cable
length can reach 1500 m.
2. The cord shall be
Circular cord (the cores shall
be twisted together).
3. If unit is installed in
places with intense magnetic
field or strong interference,
it is necessary to use
shielded wire.
Minimum
Sectional Area of
Wire Power Cord