MEES21K047
PQ
R
Y-
P-
Z(
S)
LM
U
-A
1
16
2. EXTERNAL DIMENSIONS
WR2-Series-575V
2. EXTERNAL DIMENSIONS
PQRY-P72, 96, 120ZLMU-A1
Unit: mm(in)
Note1.
Close a hole of the water piping, the refrigerant piping,
the power supply
, and the control wiring and unused knockout
holes with the putty etc. so as not to infiltrate rain water
etc.(field erection work)
Note2.
At the time of product shipment, the front side piping
specification serves as the local drainage connection.
When connecting on the rear side, please remove the
rear side plug sealing corks, and attach a front side.
Ensure there is no leak after the attachment has been fitted.
Note3.
T
ake notice of service space as Fig.A. (In case of single
installation, 600mm(23-5/8) or more of back space asfront space
makes easier access when servicing the unit from rear side.)
Note4.
If water pipes or refrigerant pipes stretch upward,
required space for service and maintenance due to
replacement of control box is shown in Fig.B.
Note5.
Environmental condition for installation; -20~40°C(DB) (-4~104 °F)
as
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 the heat source
unit is not in operation.
•
Drain the water from inside of the heat source unit when
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).
<Accessories>
•
Refrigerant (high pressure) conn. pipe
• • • • •
1pc.
(P72/P96/P120 ; Packaged in the accessory kit)
•
Refrigerant (low pressure) conn. elbow
• • • • •
1pc.
(P72/P96/P120 ; Packaged in the accessory kit)
• W
ater
stopper
• • • • •
1pc.
(P72/P96/P120 ; Packaged in the accessory kit)
•
Sealing material for water stopper
• • • • •
1pc.
(P72/P96/P120 ; Packaged in the accessory kit)
•
Sealing material for field piping (high pressure, low pressure)
• • • • •
1pc. each
(P72/P96/P120 ; Packaged in the accessory kit)
•
Sealing material for drain socket
• • • • •
1pc.
(P72/P96/P120 ; Packaged in the accessory kit)
•
Pipe cover for low pressure
• • • • •
1pc.
(P72/P96/P120 ; Packaged in the accessory kit)
T
op view
Front view
Right side view
Back view
Bottom view
Fig.B
Fig.A
1
2
4
3
5
6
7
8
ø45 Knockout hole
(1-13/16)
(Uses when twinning kit (optional parts) is mounted.)
Front through hole
ø34 Knockout hole
(1-3/8)
ø43.7 or ø22.2 Knockout hole
(1-3/4) (7/8)
NO.
For pipes
For wires
For transmission cables
Usage
Front through hole
Front through hole
Front through hole
Front through hole
Specifications
140 × 77 Knockout hole
(5-9/16) (3-1/16)
ø62.7 or ø34.5 Knockout hole
(2-1/2) (1-3/8)
Rc3/4 Screw
NPT1-1/2 Screw
NPT1-1/2 Screw
inlet
outlet
Drain pipe
W
ater pipe
(3/4) *1
(5/8) *1 *2
(7/8)*1 *2
(3/4) *1 *2
ø22.2 Brazed
ø19.05 Brazed
ø19.05 Brazed
ø15.88 Brazed
Low pressure
High pressure
Diameter
PQR
Y-P120ZLMU-A1
PQR
Y-P96ZLMU-A1
PQR
Y-P72ZLMU-A1
Model
(1)
ø
25.4
Low pressure
High pressure
Refrigerant pipe
Service valve
(3/4)
ø
19.05
*1.Connect by using the connecting pipes and elbow that are supplied.
*2.Use the pipe joint (field supply) and connect to the refrigerant service valve piping.
Connecting pipe specifications
91(3-5/8)
29(1-3/16)
721(28-7/16)
473(470~476)
31.5(1-1/4)
31.5(1-1/4)
(18-5/8)(18-9/16~18-3/4)
(2-7/8)
(2-7/8)
72.5
72.5
2×2-14(9/16)×31(1-1/4) Oval hole
(536)(21-1/8)
(866)(34-1/8)
(Mounting pitch)
(Mounting pitch)
880(34-1
1/16)
550(21-11/16)
(front side)
Service space
control box
The space for
replacement
control box
The space for
replacement
Top view
(front side)
Service space
600(23-5/8)
450(17-3/4)
161(6-3/8)
(499)
577
350
(55.5)
769(30-5/16)
(55.5)
880(34-1
1/16)
(43-5/16)
600(23-5/8)
450(17-3/4)
161(6-3/8)
(19-11/16)
(2-3/16)
(2-3/16)
(13-13/16)
(22-3/4)
1100
124(4-15/16)
23(15/16)
185(7-5/16)
Control box
Refrigerant service valve <High pressure>
Refrigerant service valve <Low pressure>
1100(43-5/16)
208(8-1/4)
77(3-1/16)
216(8-9/16)
145(5-3/4)
89(3-9/16)
Transformer box
Service panel
140(5-9/16)
77(3-1/16)
435(17-3/16)
394(15-9/16)
83(3-5/16)
422(16-5/8)
58(2-5/16)
75(3)
570(22-1/2)
1
5
4
8
2
3
7
6
8
0000006382.BOOK 16 ページ ２０２１年７月１９日 月曜日 午後４時１４分
