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MyKooltronic
KNHE20 Water-to-Air
Panel-Mounted Heat Exchangers
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NEMA
TYPE 4/4X
MAINTAINED
$1,137
.00
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Quantity
Price Each
1-1
$1,137.00
2-4
$1,115.00
5-9
$1,024.00
10-24
$956.00
25-49
$887.00
50-99
$853.00
100+
$814.00
17 in stock. Ships in 2-3 business days.
Order 1 more and pay $1,115.00 each
Select Model Type
Electrical (Volts):
115
230
Model
Volts
Power
Maximum
Inlet
Water
Temp. °F
Performance
Watts/°F
(Air In)
BTU/H (Watts) @
95°F(35°C) Enclosure Air Temp.
50°F(10°C) Inlet Water Temp.
Approx
Weight
lbs.
(kg.)
Amps
Watts
0.25GPM
0.50GPM
0.25GPM
0.50GPM
KNHE20
115
0.3
33
85 (29)
20.5
21.5
3,148 (923)
3,301 (968)
15
K2NHE20
230
0.13
25
85 (29)
20.5
21.5
3,148 (923)
3,301 (968)
15
60 Hz. operation. For 50 Hz. operation, consult Kooltronic.
TECHNICAL DATA
Model Number
Volts
Performance Watts/°F (Air In)
0.25GPM
0.50GPM
KNHE20
115
20.5
21.5
Power, Amps: 0.3
Power, Watts: 33
Max. Inlet Water Temp. °F (°C): 85 (29)
BTU/H (Watts) @95°F Enclosure Air Temp., 50°F Inlet Water Temp., 0.25GPM: 3,148 (923)
BTU/H (Watts) @95°F Enclosure Air Temp., 50°F Inlet Water Temp., 0.50GPM: 3,301 (968)
Approx. weight: 15 lbs. (7 kg)
K2NHE20
230
20.5
21.5
Power, Amps: 0.13
Power, Watts: 25
Max. Inlet Water Temp. °F (°C): 85 (29)
BTU/H (Watts) @95°F Enclosure Air Temp., 50°F Inlet Water Temp., 0.25GPM: 3,148 (923)
BTU/H (Watts) @95°F Enclosure Air Temp., 50°F Inlet Water Temp., 0.50GPM: 3,301 (968)
Approx. weight: 15 lbs. (7 kg)
60 Hz. operation. For 50 Hz. operation, consult Kooltronic.
Standard Features
Accessories & Options
Airflow Diagram
Performance
Arrangement
Similar Models
Documents
•
Closed-Loop Cooling
The enclosure interior airflow system is isolated from the ambient airflow or waterflow system. No ambient air can invade the cool, dehumidified sensitive component compartment.
•
NEMA 4/4X Rating Maintained (UL50)
All units are fully gasketed for tight, leakproof installation, in compliance with the NEMA 4 and 4X Enclosure Ratings.
•
Stainless Steel Shell
For applications in corrosive or other hostile environments such as those requiring Internal Corrosion Resistant Coatings, especially where chemical/moisture combinations are present.
•
UL/CUL Listed
•
Internal Corrosion Protection - KNHE Series
This protection increases reliability in hostile environments. This protection for the cooling system consists of an air cured coating applied to the brazed joints, providing a degree of protection from corrosive environments. This coating will withstand 1000 hours of salt spray per the ASTM B 117 test method. NOTE: Severe operational environments such as wastewater treatment and salt spray are likely to cause corrosion failure over a period of time regardless of coating. This coating provides protection to the external portion of the coil and does not protect from any corrosive elements in the cooling water used internally. Warranty: Corrosive conditions may affect the warranty coverage. Consult factory for warranty limitations in corrosive environments. NOTE: For additional corrosion protection options, contact factory.
•
Other voltages and frequencies
•
Special materials or finishes
•
Special motors, line cords or connectors
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Dimensions, inches [mm], are for reference only and subject to change.
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Dimensions, inches [mm], are for reference only and subject to change.
Dimensions, inches [mm], are for reference only and subject to change.
Model
Guideline
Dimensions
(H x W x D)*
CFM @0" S.P.
KNHE24
24.00 x 10.50 x 7.56
0
KNHE28
28.75 x 11.62 x 11.63
0
KNHE30
30.00 x 12.50 x 10.95
0
KNHE32
32.00 x 15.50 x 11.04
0
KNHE48
48.00 x 20.26 x 9.32
0
KNHE60
61.87 x 20.26 x 9.37
0
*See model specifics for drawings, dimensions, mounting or cutout plans.
2-D Drawing of the Mounting Plan
KNHE20 Drawing of the Mounting Plan [27Kb]
3-D Solid Model
KNHE20 Solid Model [2108Kb]
Data Sheet
KNHE20 data Sheet [334Kb]
GA Drawing
KNHE20 General Arrangement Drawing [70Kb]
Installation Instructions
KNHE20 Installation Instructions (2 pages) [211Kb]
Literature
Condensate Evaporator Kits [241Kb]
Increasing the Lifespan and Reliability of Electrical Components [212Kb]
Kooltronic Custom Capabilities Flyer [2194Kb]
Kooltronic Custom Cooling Medical Flyer [211Kb]
Kooltronic Design Guide/Catalog (220 pages) [229400Kb]
Kooltronic Refrigeration System Manufacturing [55Kb]
Kooltronic Standard Warranty [55Kb]
Kooltronic Unit Longevity Press Release [167Kb]
NEMA Enclosure Ratings [91Kb]
Short-Form Catalog (16 pages) [897Kb]
Airflow Switch Data Sheet [159Kb]
Heat Exchanger Quick-Sheet [90Kb]
Laboratory Environmental Testing Services [157Kb]
Powder Paint Application Facilities Flyer [165Kb]
Operator's Manual
KLLC100 Lead-Lag Controller (Discontinued) [38Kb]
KLLC480 Lead-Lag Controller [79Kb]
KNHE20 Operator's Manual [254Kb]
Many popular units are available as 3D solid models for customer system integration. Contact Kooltronic for details
.
HOW TO ORDER
Specify model number. For 230 VAC operation, add a 2 after the K. Example: K2NHE20.