KPHE28 WATER-TO-AIR
PANEL-MOUNTED HEAT EXCHANGERS
Dimensions, inches [mm], are for reference only and subject to change.
* 60 Hz. operation. For 50 Hz. operation, consult Kooltronic.
kphe28.qxd 12/21/15
MOUNTING PLAN
NEMA
TYPE 12 & 3R
MAINTAINED
STANDARD FEATURES
Below-Ambient Cooling Capability
Closed-Loop Cooling
Heavy-Duty Steel Shell with
Baked Powder Finish
NEMA 12 & 3R Ratings Maintained (UL50)
UL/CUL Ball-Bearing Motors
UL/CUL Listed
ACCESSORIES
AND OPTIONS
Automatic Water Flow Control
Temperature Alarm
High Water Level Detector
Internal Corrosion Protection
Low Airflow Detector
Other voltages and frequencies
Special materials or finishes
Special motors, line cords, or
connectors
TECHNICAL DATA*
Performance Approx.
Normally Power Maximum Inlet Watts/ºF Weight
Model in Stock Volts Amps Watts Water Temp. ºF 1 GPM 2 GPM (lbs.)
KPHE28 Yes 115 1.2 140 85 42 50 44
K2PHE28 230 0.6 140 85 42 50 44
For performance at other flow rates contact the factory
or visit www.kooltronic.com.
PERFORMANCE*
120
110
100
90
80
70
30
40
KPHE28 - 2 GPM
Maximum enclosure
air temperature ºF
50 60 70 80 90
Water Tem
perature (ºF)
3/8" [9.5] WATER INLET
3/8" [9.5] WATER OUTLET
4800
4200
3600
3000
2400
1800
1200
Cooling Capacity (Watts)
600
0
POWER CORD
3/8" [9.5] WATER INLET
3/8" [9.5] WATER OUTLET
2
1
M/TAB
11.50
[292.1]
2
28.50
[723.9]
10.14
[257.6]
11.50
[292.1]
POWER
CORD
1
CONDENSATE
DRAIN
28.50
[723.9]
WARM AIR RETURN FROM
1
ENCLOSURE
COOL AIR OUTLET
2
TO ENCLOSURE
1.07
[27.2]
1.57
[39.9]
7.75
[196.9]
4.18
[106.2]
(8) .312 [8.0]
DIA. HOLES
7.50
[190.5]
TYP.
3.62
[91.9]
2.92
[74.2]
10.14
[257.6]
8.00
[203.2]
7.00
[177.8]
2
1
4.30
[109.2]
2.76
[70.1]
7.75
[196.9]
3.41
[86.6]
1.51
[38.4]
28.50
[723.9]
10.14
[257.6]
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