Advertenties
Refrigerant piping & refrigerant charge
Maximum refrigerant piping length
IVX Premium series
Outdoor Unit
Maximum piping Length be-
tween the outdoor unit and
the farthest indoor unit
2 units (A+B+C)
3 units (A+B+C+D)
Total piping length
4 units
(A+B+C+D+E+F+G+)
2 and 3 units (B, C, D)
Maximum piping line
4 units
after first branch
(B+D, B+E, C+F, C+G)
Main piping length A
Maximum height difference
Outdoor / Indoor (H)
(Outdoor Unit is Higher / Lower.)
Maximum height difference Indoor / Indoor
Maximum height difference:
branch pipe/Indoor (2, 3 and 4 units system)
branch pipe/branch pipe (4 units system)
(B-C) / (B-D) / (C-D) / (C+G)-(B+E) / (C+G)-(B+D)
(C+F)-(B+E) / (C+F)-(B+D)
IVX Standard series
Outdoor Unit
Maximum piping Length
between the outdoor unit
and the farthest indoor
unit
2 units (A+B+C)
3 units (A+B+C+D)
Total piping length
4 units
(A+B+C+D+E+F+G+)
2 and 3 units (B, C, D)
Maximum piping line
4 units
after first branch
(B+D, B+E, C+F, C+G)
Main piping length A
Maximum height difference
Outdoor / Indoor (H)
(Outdoor Unit is Higher / Lower.)
Maximum height difference Indoor / Indoor
Maximum height difference:
branch pipe/Indoor (2, 3 and 4 units system)
branch pipe/branch pipe (4 units system)
(B-C) / (B-D) / (C-D) / (C+G)-(B+E) / (C+G)-(B+D)
(C+F)-(B+E) / (C+F)-(B+D)
N O T E
The liquid piping and the gas piping must be of the same piping length and run along the same route.
Install the branch piping as much as possible near the indoor units
Install Multikits at the same horizontal level.
27
PMML0251A rev.2 - 02/2013
3HP
Actual Length (L)
50
Equivalent Length (EL)
70
60
--
--
--
4HP
Actual Length (L)
Equivalent Length (EL)
4HP
5HP
6HP
75
95
85
95
95
10
10
A > B, C, D, E, F, G
30 / 20
10
3
< 8
5HP
6HP
70
75
90
95
80
85
90
95
90
95
10
10
A > B, C, D, E, F, G
30 / 20
3
3
< 8
(m)
8HP
10HP
100
125
100
115
100
130
100
145
15
15
(m)
8HP
10HP
100
125
100
115
100
130
100
145
15
15
Advertenties
