Mitsubishi Electric CMB-PW202V-J, Service Handbook, Page: 34 / 114

[
II
Restrictions ]
- 25 -
HWE09070 GB
1. Refrigerant pipe size
(1) Pipe size between outdoor unit and WCB (Part A)
(2) Pipe size between branching points that connect to indoor units (Part B, C, D, and E)
(3) Pipe size between branching point and indoor unit (Part a, b, c, d, e, f, and g)
Unit : mm [inch]
Outdoor units
Refrigerant pipe size Connection to outdoor unit and WCB
Low-pressure pipe High-pressure pipe Low-pressure pipe High-pressure pipe
200 ø19.05 [3/4"] ø15.88 [5/8"] ø19.05 [3/4"] ø15.88 [5/8"]
250
ø22.2 [7/8"]
ø19.05 [3/4"]
ø22.20 [7/8"]
ø19.05 [3/4"] 300
350 ø28.58 [1-1/8"] ø28.58 [1-1/8"]
Unit : mm [inch]
Indoor unit
Refrigerant pipe size (Brazed connection on all models)
Liquid pipe Gas pipe
- P140
ø9.52 [3/8"]
ø15.88 [5/8"]
P141 - P200 ø19.05 [3/4"]
P201 - P300 ø22.2 [7/8"]
P301 - P400 ø12.7 [1/2"]
ø28.58
[1-1/8"]
P401 - ø15.88 [5/8"]
Unit : mm [inch]
Indoor unit
Refrigerant pipe size Indoor unit connection
(Flare connection for all models)
Liquid pipe Gas pipe Liquid pipe Gas pipe
P15, P20, P25, P32, P40, P50 ø6.35 [1/4"] ø12.7 [1/2"] ø6.35 [1/4"] ø12.7 [1/2"]
P63, P71, P80
ø9.52 [3/8"] ø15.88 [5/8"] ø9.52 [3/8"] ø15.88 [5/8"]
P100, P125, P140
P200
ø9.52 [3/8"]
ø19.05 [3/4"]
ø9.52 [3/8"]
ø19.05 [3/4"]
P250 ø22.20 [7/8"] ø22.20 [7/8"]