Restrictions On Pipe Length - Mitsubishi Electric CMB-WM108V-AA Service Handbook

[ II Restrictions ]

[10] Restrictions on Pipe Length

OU
(~(E)P350)
(~(E)M350)
H H'
h1
HBC
Junction pipe
(field supply)
(W/WP/WL100, W/WP/WL125 models)
Fig. A
OU
((E)P300~)
((E)M300~)
H H'
h1
HWE1708A
CMB-WM108V-AA + CMB-WM108V-AB/BB
(CMB-WM1016V-AA) (CMB-WM1016V-AB/BB)
A
HBC (Main-HBC)
a
IU
(W/WP/WL10-W/WP/WL80)
Junction pipe (field supply)
Increaser
(20A-to-32A)
(field supply)
CMB-WM108V-AA + CMB-WM108V-AB/BB
(CMB-WM1016V-AA) (CMB-WM1016V-AB/BB)
(A)
HBC (Main-HBC)
A2
A1
A3
HBC (Main-HBC)
a
IU
(W/WP/WL10-W/WP/WL80)
Junction pipe (field supply)
f
b'
b
c
IU IU
Max. 3 sets for 1 port.
Total capacity < = W/WP/WL80
Item
Between outdoor unit and
HBC (refrigerant pipework)
Water pipework between indoor units
and HBC
Outdoor unit above HBC
Between
HBC and
outdoor units
Outdoor unit below HBC
Between indoor units and HBC
Between indoor units
*1. 90 m is available depending on the model and installation conditions. For more detailed
information, contact your local distributor.
*2. 60 m is available depending on the model and installation conditions. For more detailed
information, contact your local distributor.
*3. Values in ( ) are applied when indoor total capacity exceeds 130% of outdoor unit capacity
(A), (B) Main-HBC
(C) Sub-HBC
h3
B
IU
f
(B)
Branch joint (field supply)
b'
b
c d
IU IU
Max. 3 sets for 1 port.
Total capacity < = W/WP/WL80
Item
Between outdoor unit and
HBC (refrigerant pipework)
Water pipework between indoor units
and HBC
Between HBC
Outdoor unit above HBC
Between
HBC and
outdoor units
Outdoor unit below HBC
Between indoor units and HBC
Between indoor units
Between HBC
*1. 90 m is available depending on the model and installation conditions. For more detailed
information, contact your local distributor.
*2. 60 m is available depending on the model and installation conditions. For more detailed
information, contact your local distributor.
*3. Values in ( ) are applied when indoor total capacity exceeds 130% of outdoor unit capacity
- 57 - 57
IU
g
HBC (Sub-HBC)
Branch joint (field supply)
e
d
IU IU
OU: Outdoor unit, IU: Indoor unit
Piping portion
A
f + g
H
H'
h1
h2
Total indoor units capacity: W/WP/WL525 or less
Total indoor units capacity (B)+(C): W/WP/WL525 or less
IU
g
(C)
HBC (Sub-HBC)
e
IU IU
OU: Outdoor unit, IU: Indoor unit
Piping portion
A1 + A2 + A3
f + g
B
H
H'
h1
h2
h3
h1
h2
(Unit: m)
Allowable value
110 or less
60 or less
50 or less*1
40 or less*2
15(10) or less*3
15(10) or less*3
h1
h2
(Unit: m)
Allowable value
110 or less
60 or less
40 or less
50 or less*1
40 or less*2
15(10) or less*3
15(10) or less*3
15(10) or less*3
GB