Midea MV6-R450WV2GN1 User Manual

V6R VRF 50/60Hz
139
Part 3
-
System Design and Installation
Figure 3-4.3: Permitted refrigerant piping lengths and level differences
Legend
g1, g2, g3, G1
Main pipe
L, M
Outdoor unit connection pipe
L1
Outdoor unit branch joint
L2 to L9
Main pipe
A to E
Indoor unit main pipe
I
Branch joint between main pipe and MS or HT hydro module
a to o
Branch joint between MS and indoor unit
N1 to N11
VRF indoor unit
N12, N13
HT Hydro module
Table 3-4.4: Summary of permitted refrigerant piping lengths and level differences
Permitted values
Piping in Figure 3-4.5
Piping lengths
Total piping length
1
≤ 600 m
L1+ 2 x Ʃ{L2 to L9} + Ʃ{a to o}
Piping between farthest VRF
indoor unit or HT hydro
module and first indoor
branch joint
2
Actual length
≤ 135 m
L1 + L2 + L4 + f + i
Equivalent length
≤ 160 m
Piping between farthest VRF indoor unit or HT hydro
module and first branch joint
3
≤ 40 m
L2 + L4 + f + i
Piping between outdoor unit and outdoor branch joint
≤ 10 m
g1 ≤ 10 m; g2+G1 ≤ 10 m;
g3 + G1 ≤ 10 m
Level differences
Largest level difference
between VRF indoor unit or
HT hydro module and
outdoor unit
4
Outdoor unit is above
≤50 m
Outdoor unit is
below
≤ 40 m
Largest level difference between VRF indoor units
or HT hydro module
≤ 30 m
Notes:
1. Refer to Requirement 1, above.
2. Refer to Requirement 2, above.
3. Refer to Requirement 3, above.
4. Refer to Requirement 4, above.

Midea MV6-R450WV2GN1 Specifications

General

Brand	Midea
Model	MV6-R450WV2GN1
Category	Air Conditioner
Language	English