Mitsubishi Electric PURY-P200, Руководство по обслуживанию

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Note 1: Outdoor units and BC controllers are supplied with flanges with a short copper pipe as a part used to connect to the
low pressure pipe.
✻
When 2 sub controllers are connected, determine the pipe size on the main side based
on the total capacity of the indoor units that are connected to the 2 sub controllers, and
determine the pipe size on the sub controller side based on the total capacity of the
units that are connected.
Note 2: Use pipes that are specified in the section “Read Before Servicing: [3] Piping Materials.”
1
Between outdoor unit and BC controller (Part A)
2
Between BC controller and indoor unit (Parts a, b, c, d, and e)
3 Between main BC controller and sub BC controller (Part C)
Item
Refrigerant piping
size
High pressure
pipe
Low pressure
pipe
High pressure
pipe
Low pressure
pipe
Outdoor unit
PURY-P400
YGM-A
ø
28.58 (Brazed)
ø
25.4 (Brazed)
ø
22.2 (Brazed)
ø
19.05 (Brazed)
ø 22.2 (Brazed) ø 19.05 (Brazed) ø 15.88 (Brazed)
ø
28.58
ø
25.4
ø
22.2
ø
19.05
ø
22.2
ø
19.05
ø
15.88
PURY-P350
YGM-A
PURY-P300
YGM-A
PURY-P250
YGM-A
PURY-P200
YGM-A
End connection
of outdoor unit
and BC controller
Item
Refrigerant piping
size
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Indoor unit
ø 22.2 ø 15.88 ø 12.7
ø 9.52 ø 6.35
ø 22.2 ø 15.88
ø 19.05
ø 19.05 ø 12.7
ø 9.52 ø 6.35
250 200
63, 71, 80, 100
125, 140
20, 25, 32
40, 50
End connection
of indoor unit
(Flare connection
for all unit types)
Item
Refrigerant piping
size
(Use brazing for
all units.)
Low pressure
Liquid pipe
Liquid pipe
High pressure
Gas pipe
Indoor unit
ø 28.58 ø 19.05 ø 22.2
ø 19.05 ø 15.88
ø 12.7 ø 9.52
P301~P350 P201~P300 ~P200
Item
Refrigerant piping
size
High pressure
pipe
Low pressure
pipe
High pressure
pipe
Low pressure
pipe
Outdoor unit
PURY-P650
YGM-A
ø 28.58 (Brazed)
ø 25.4 (Brazed) ø 22.2 (Brazed)
ø 28.58
ø 25.4 ø 22.2
PURY-P600
YGM-A
PURY-P550
YGM-A
PURY-P500
YGM-A
PURY-P450
YGM-A
End connection
of outdoor unit
and BC controller
- 40 -
2. Refrigerant piping size