2-10 Restrictions On Refrigerant Pipes; Restrictions On Refrigerant Pipe Length - Mitsubishi Electric PURY-M200YNW-A1 Service Handbook

[2-10 Restrictions on Refrigerant Pipes ]

2-10 Restrictions on Refrigerant Pipes

2-10-1

Restrictions on Refrigerant Pipe Length

OU
Branch joint (field supply)
A
f
H H'
a
Juction pipe
(field supply)
HBC
(A) (Main-
HBC)
(W/WP/WL10-W/WP/WL80)
HBC
Junction pipe
(field supply)
(W/WP/WL100, W/WP/WL125 models)
Fig. 1
BS_02_L
CMB-WM350F-AA + CMB-WM108V-BB × 3
(CMB-WM500F-AA) (CMB-WM1016V-BB)
g
( ) B
HBC (Sub-HBC)
b'
b
c
IU IU IU
Max. 3 sets for 1 port.
Total capacity <= W/WP/WL80
h1
(W/WP/WL100,W/WP/WL125)
Increaser
(field supply)
(A) Main-HBC
Total indoor units capacity: W/WP/WL170 or less
(B), (C), (D) Sub-HBC
Total indoor units capacity: W/WP/WL250 or less
h
( C )
HBC (Sub-HBC)
d e
IU IU
Item
Between outdoor unit and
HBC (refrigerant pipework)
Water pipework between indoor units
and HBC
Between Outdoor unit above HBC
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
IU
k
( D )
HBC (Sub-HBC)
h2
OU: Outdoor unit
IU: Indoor unit
(Unit: m)
Piping portion Allowable value
A 110 or less
f + g + h + k 60 or less
50 or less*1
H
H' 40 or less*2
15(10) or less*3
h1
h2 15(10) or less*3
h1
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