Bc Controller Connection Method - Mitsubishi Electric PURY-P200YLM-A(1) Service Handbook

[2-10 Restrictions on Refrigerant Pipes ]
2-10-3

BC Controller Connection Method

(1) Size of the pipe that fits the standard BC controller ports
(E)P200 - (E)P350 models
To outdoor unit
Note 1
Reducer
(Standard
supplied parts)
Indoor
P50 model or below P63-P80 models P100-P250 models
Group the indoor units together that connected to the same port if multiple indoor units are connected to the
Note 4
same port on BC controller. Also share one thermo-stat such as on remote controller so that they turn on/off
at the same time.
The ports of the BC controller accommodates the pipes on P63-P140 models of indoor units.To connect other types of indoor
units, follow the procedure below.
Operation
Outdoor unit side
Indoor unit side
* BC controllers can only be connected to (E)P200 - (E)P350 models of outdoor units.
HWE1314A
Connection: Brazed connection
BC controller
Note 2
Junction pipe kit
(Model name:
CMY-R160-J1)
(Optional accessory)
Indoor
Indoor
High-pressure side (liquid)
(E)P200 ø15.88 [5/8"] (Brazed connection)
(E)P250 ø19.05 [3/4"] (Brazed connection)
(E)P300 ø19.05 [3/4"] (Brazed connection)
(E)P350 ø19.05 [3/4"] (Brazed connection)
ø9.52 [3/8"] (Brazed connection)
Branch joint (Model name:CMY-Y102S-G2)
B
A
Indoor Indoor
Note3 Maximum of 3 units per port
Total capacity of P80 or below
(All units connected to the same port
must be in the same operating mode.)
Note4
Pipe sections
- 60 -
(Optional accessory)
Indoor
Unit : mm [inch]
Low-pressure side (gas)
ø19.05 [3/4"] (Brazed connection)
ø22.2 [7/8"] (Brazed connection)
ø22.2 [7/8"] (Brazed connection)
ø28.58 [1-1/8"] (Brazed connection)
ø15.88 [5/8"] (Brazed connection)
GB