Mitsubishi Electric PQRY-P120TLMU-A, Manual

Page: 29 / 152

PQRY-P-T(S)LMU, Y(S)LMU (April 2017 Ver2)
WR2-29
© 2017 Mitsubishi Electric US, Inc.
2. EXTERNAL DIMENSIONS
Unit : mm(in)
(7/8
)
ø22.2 Brazed
*1
2×2-14(9/16)×31(1-1/4) Oval hol
e
<Accessories
>
•
Refrigerant (high pressure) conn. pipe
• • • • •
1pc.
(P144/P168/P192
; Packaged in the accessory kit
)
(P144/P168/P192
; Packaged in the accessory kit
)
•
Sealing material for water stopper
• • • • •
1pc.
(P144/P168/P192
; Packaged in the accessory kit
)
(P144/P168/P192
; Packaged in the accessory kit
)
• Sealing material for drain socke
t • • • • •
1pc.
(P144/P168/P192
; Packaged in the accessory kit
)
•
Sealing material for field piping (high pressure, low pressure
) • • • • •
1pc. eac
h
(P144/P168/P192
; Packaged in the accessory kit
)
•
Pipe cover for low pressure
• • • • •
1pc
.
• Sealing material for base
leg (two types
)
• • • • •
4pc. eac
h
(P144/P168/P192
; Packaged in the accessory kit
)
(P144/P168/P192
; Packaged in the accessory kit
)
•
Sealing material for panel
• • • • •
1pc
.
•
Wa
ter stopper
• • • • •
1pc.
•
Refrigerant (low pressure) conn. pipe
• • • • •
1pc.
(P144/P168/P192
; Packaged in the accessory kit
)
Top view
6 7
5 1 4
3
8
Front view
Control box
Service panel
Refrigerant service valve <High pressure>
8
Right side view
Back view
Refrigerant service valve <Low pressure>
2
Bottom view
Fig.B
control box The space fo
r
replacement
(front side)
Service clearanc
e
Fig.A
Top view
control box
The space fo
r
replacement
(1
)
(1-1/8
)
(1-1/8
)
ø25.4
ø28.58 Brazed
ø28.58
Refrigerant pipe
Service valv
e
Diameter
Model
Connecting pipe specifications
Low pressure
High pressure
*1
PQ
RY
-P144TLMU-
A
PQ
RY
-P168TLMU-
A
PQ
RY
-P192TLMU-
A
Low pressure
High pressure
*1.Connect by using the connecting pipes that are supplied.
1450(57-1/8)
880(34-
11
/16)
550(21-11 /16)
367
23
434(17-1/8) 82(3-1/4) 421(16-5/8)
75(3)
58(2-5/16)
393(15-1/2)
140(5-9/16)
320
(12-5/8) (14-1/2)
(15/16)
29(1-3/16)
83(3-5/16)
426(16-13/16)
84(3-5/16)
278(11 )
569(22-7/16)
216(8-9/16)
89(3-9/16)
77(3-1/16)
145(5-3/4)
721(28-7/16)
473(470~476) 31.5 31.5
72.5
72.
5
(866)(34-1/8)
(2-7/8
)
(Mounting pitch)
(2-7/8
)
(536)(21-1/8)
(Mounting pitch)
(18-5/8)(18-9/16~18-3/4)
(1-1/4) (1-1/4)
163(6-7/16)
840(33-1/8)
536
600(23-5/8)
450(17-3/4)
1450(57-1/8)
600(23-5/8)
450(17-3/4)
163(6-7/16)
350(13-13/16)
700(27-9/16)
880(34-
11
/16)
(111
)
(69)
(21-1/8)
(4-3/8
)
(2-3/4
)
NO
.
For pipes For wires
For transmission cables
Usage
Front through hole Front through hole Front through hole Front through hole
Specifications
Rc3/4 Screw
NPT1-1/2
Screw
NPT1-1/2
Screw
inle
t
outle
t
Drain pipe
Wa
ter pipe
1
2 4 3 5 6 7 8
140 × 77 Knockout hole
(5-9/16) (3-1/16)
ø62.7 or ø34.5 Knockout hol
e
(2-1/2) (1-3/8
)
ø43.7 or ø22.2 Knockout hol
e
(1-3/4) (7/8
)
ø45 Knockout hole
(1-13/16)
ø34 Knockout hole
(1-3/8
)
(Uses when twinning kit (optional parts) is mounted.
)
Front through hol
e
Top of unit casing not suitable for supporting system modules stacked above - field framing required for stacking modules of additional system
s
Note1.Seal around the water piping, the refrigerant piping, the power supply
,
Note2.At the time of product shipment, the front side piping
serves as the local drainage connection
.
When connecting on the rear side, please remove th
e
rear side plug sealing corks, and attach on the front side. Ensure there is no leak in piping system once connected.
Note3.See Fig.
A
and Fig. B for service clearances
.
Note4.If piping is installed in front of the unit, provide clearances
as shown in Fig.
A
and Fig. B.
Note5.Environmental condition for installation; -20~40°C(DB) (-4~104°F)
for indoor installation
.
Note6.In case the temperature around the heat source unit has
possibility to drop under 0°C(32°F), be careful for the following point to prevent the pipe burst by the water pipe freeze-up
.
•Circulate the water all the time even if heat source unit is not in operation and provide glycol for freeze protection. •Drain the water from inside of the heat source unit whe
n
the heat source unit will not operate for a long term
.
Note7.Ensure that the drain piping is downward with a pitch of
more than 1/100.
Note8.At brazing of pipes, wrap the refrigerant service valve
with wet cloth and keep the temperature of refrigerant service valve under 120°C(248°F)
.
and the control wiring and plug unused knockout holes with putty
,
etc., to prevent moisture or dirt from entering cabinet.
(front side)
Service
clearance
PQRY-P144, 168, 192TLMU-A