Mitsubishi CITY MULTI PURY-EM-YNW-A1(-BS) Series Installation Manual page 29

(1) Refrigerant pipe between outdoor unit and HBC controller (A, A
Use of one HBC controller
Outdoor unit model
PURY-(E)M200
PURY-(E)M250
PURY-(E)M300
CMB-WM108V-AA
PURY-(E)M350
CMB-WM1016V-AA
PURY-(E)M400
PURY-(E)M450
PURY-(E)M500
Use of two HBC controllers
Outdoor unit model
PURY-(E)M300
PURY-(E)M350
CMB-WM108V-AA
PURY-(E)M400
CMB-WM1016V-AA
PURY-(E)M450
PURY-(E)M500
(2) Water pipe between HBC controller and indoor units (a, b, c, d, e, and g)
Indoor unit
WP10 - WP50
WP63 - WP125
* The diameter of HBC ports is 20A.
* 20A-to-32A increasers are required to connect the models of indoor units between WP63 and WP125 to HBC controller ports.
(3) Water pipe between HBC controller and Sub HBC controller
Cold-water side
Hot-water side
(4) Refrigerant pipe between HBC controllers
[mm (in)]
ø15.88 (ø5/8) (Brazed)
WT09050X01
HBC controller
Model name High-pressure side
ø15.88 (ø5/8) (Brazed)
ø19.05 (ø3/4) (Brazed)
Between outdoor unit and twinning pipe
Model name
High-pressure side
ø15.88 (ø5/8)
(Brazed)
ø19.05 (ø3/4)
(Brazed)
Inlet pipe size
20A
32A
Inlet pipe size
20A
20A
, A , and A )
1 2 3
[mm (in)]
Low-pressure side
ø19.05 (ø3/4) (Brazed)
ø22.2 (ø7/8) (Brazed)
ø28.58 (ø1-1/8) (Brazed)
HBC controller
Between twinning pipe and HBC controller
Low-pressure side High-pressure side
ø22.2 (ø7/8)
(Brazed)
ø15.88 (ø5/8)
(Brazed) for each
HBC controller
ø28.58 (ø1-1/8)
(Brazed)
Outlet pipe size
20A
32A
Outlet pipe size
20A
20A
27
[mm (in)]
Low-pressure side
ø19.05 (ø3/4)
(Brazed) for each
HBC controller
ø22.2 (ø7/8)
(Brazed) for each
HBC controller