MEES20K028
PWFY-P-
N
MU-
E
-BU, P-
NMU-E2-
A
U
4
2. SPECIFICATIONS
AIR TO WATER
Model
Power source
kW
*1
Heating capacity
kcal / h
BTU / h
kW
A
W.B
*1
(Nominal)
*1
Power input
Current input
Outdoor temp.
Temp. range of
W.B
W.B
W.B
-
heating
Inlet Water temp. (for PWFY side)
kW
*2
Cooling capacity
kcal / h
BTU / h
kW
A
D.B
*2
(Nominal)
*2
Power input
Current input
Outdoor temp.
Temp. range of cooling
D.B
D.B
-
Inlet Water temp. (for PWFY side)
Total capacity
Model / Quantity
Sound pressure level (measured in anechoic room)
dB<A>
in.(mm)
in.(mm)
Diameter of
refrigerant pipe
in.(mm)
in.(mm)
Diameter of
water pipe
in.(mm)
mm
Field drain pipe size
External finish
External dimension H × W × D
in.
lbs(kg)
Net weight
Circulating water
Range
Design pressure
Water
R410A
Drawing
Standard attachment
Optional parts
Remark
Note:
*1 Nominal heating conditions (PWFY conditions are indicated in the parentheses.)
<Y/H2i Y/R2/H2i R2-Series>
<WY/WR2-Series>
Circulating water Temp. : 70°F (21.1°C)
Outdoor Temp. : 47°FDB/43°FWB (8.3°CDB/6.1°CWB)
Pipe length : 25 ft (7.6 m)
Pipe length : 25 ft (7.6 m)
Level difference : 0 ft (0 m)
(Inlet water Temp. : 86°F (30°C) )
(Water flow rate : 9.4 gpm (2.15 m
3
/h))
Level difference : 0 ft (0 m)
(Inlet water Temp. for PWFY side : 86°F (30°C) )
(Water flow rate : 9.4 gpm (2.15 m
3
/h))
*2 Nominal cooling conditions (PWFY conditions are indicated in the parentheses.)
<Y/H2i Y/R2/H2i R2-Series>
<WY/WR2-Series>
Circulating water Temp. : 70°F (21.1°C)
Outdoor Temp. : 95°FDB (35°CDB)
Pipe length : 25 ft (7.6 m)
Pipe length : 25 ft (7.6 m)
Level difference : 0 ft (0 m)
(Inlet water Temp. : 149°F (23°C) )
(Water flow rate : 8.4 gpm (1.93 m
3
/h))
Level difference : 0 ft (0 m)
(Inlet water Temp. for PWFY side : 149°F (23°C) )
(Water flow rate : 8.4 gpm (1.93 m
3
/h))
* Install the unit in an environment where the
* Due to continuing improvement, the above specifications may be subject to change without notice.
wet bulb Temp. will not exceed 92°F (32°C)
* The unit is not designed for outside installations.
* Please don't use the steel material for the water piping material.
* The water circuit must use the closed circuit.
* Please always make water circulate or add the brine to the circulation water when the ambient temperature becomes 32°F (0°C) or less.
* Please always make water circulate or pull out the circulation water completely when not using it.
Inlet
Outlet
Operation Volume
Liquid
Gas
Accessory
External
Wiring
Document
Details on foundation work, duct work, insulation work, electrical wiring, power source switch, and other
items shall be referred to the Installation Manual.
Unit converter
36,200
50~95°F (10~35°C)
0.025 - 0.028
Φ5/8 (Φ15.88) Brazed
Φ3/8 (Φ9.52) Brazed
PT3/4 (27.2) Screw
Installation Manual, Instruction Book
PT3/4 (27.2) Screw
NO
WKS79C728
0.145 - 0.150
50~100% of outdoor/heat source unit capacity
Y-Series
Y-Series (High efficiency)
H2i-Series (Y)
R2-Series
R2-Series (High efficiency)
H2i-Series (R2)
WY-Series
WR2-Series
23~115°F (-5~46°C) R2-Series
23~115°F (-5~46°C) H2i-Series (R2)
23~115°F (-5~46°C) Y-Series
23~109°F (-5~43°C) H2i-Series (Y)
Circulating Water temp.
(for water source unit side)
Circulating Water temp.
(for water source unit side)
50~113°F (10~45°C)
WY, WR2-Series
50~113°F (10~45°C)
WY, WR2-Series
D.B
1.1~2.15
4.8~9.4
4.15
145
18~36
290~568
1.00
Strainer, Heat insulation material, 2 × Washer, Flow switch × 1set, Buffer material
Φ1-1/4 (Φ32)
PWFY-P36NMU-E2-AU
1-phase 208 - 230 V 60Hz
9,100
10.6
29
11.7
800 (785 without legs) × 450 × 300
KE94G154
601
NONE
10,100
39,900
50~105°F (10~41°C)
0.025 - 0.028
0.145 - 0.150
-4~90°F (-20~32°C) R2-Series
-13~90°F (-25~32°C) H2i-Series (R2)
-4~60°F (-20~15.5°C) Y-Series
-13~60°F (-25~15.5°C) H2i-Series (Y)
31-1/2" (30-15/16" without legs) × 17-3/4” × 11-13/16”
73 (33)
* Please do not use it as a drinking water.
* Please do not use groundwater and well water.
m
3
/h
G/h
gpm
L/min
MPa
psi
MPa
psi
kcal/h = kW x 860
BTU/h = kW x 3,412
cfm
= m
3
/min x 35.31
G(us) = L × 0.2642
lbs
= kg / 0.4536
psi
= MPa×145.038
* The specification data is subject
to rounding variation.
Connectable
outdoor unit/heat source unit
0000005923.BOOK 4 ページ 2020年8月6日 木曜日 午後12時38分