Johnson Controls A72AE-1C, A72CE-1C Data Sheet
Single-Stage Electromechanical Temperature Controls |
Code No. LIT-1927160 |
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A72 Series Cooling Tower or Evaporative Condenser Controls (Single-Stage Temperature Control with Outdoor Enclosure)
Description
The A72AE and A72CE are wide range temperature controls with heavy duty double-pole, single-throw (DPST) contacts and neoprene-coated sensing elements.
Refer to the A72 Series Temperature Controls for Cooling Towers and Evaporated Condensers with Weather Resistant Enclosure Product Bulletin (LIT-125165) for important product application information.
Selection Chart
Features
Open high or close high models are available.
Applications
Use for control of cooling tower fans; motorized valves or solenoid operated valves.
Repair Information
If the A72 Series Cooling Tower or Evaporative Condenser Control fails to
operate within its specifications, replace the A72 Series Temperature Control unit. For a replacement control, contact the
nearest Johnson Controls® representative.
Product |
Switch |
Range |
Differential |
Bulb and |
Range |
Code |
Action |
°F (°C) |
F° (C°) |
Capillary |
Adjuster |
Number |
|
|
|
|
|
A72AE-1C |
DPST; close high |
25 to 90 |
4 to 25 |
11/16 in. x 6-3/4 in. |
Internal |
A72CE-1C |
DPST; open high |
(-5 to 30) |
(2.2 to 14) |
Neoprene-coated 6 ft cap. |
screwdriver slot |
Technical Specifications
•ambient temperature limits: -65 to 150°F (-54 to 66°C)
•maximum bulb temperature: 170°F (77°C)
Electrical Ratings |
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Motor Ratings VAC |
120 |
|
2081 |
2401 |
2201 |
208 |
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220 |
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Single- |
Single- |
Single- |
Two- |
Three- |
|
Three- |
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Phase |
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Phase |
Phase |
Phase |
Phase |
|
Phase |
Horsepower |
2 |
|
3 |
3 |
5 |
5 |
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5 |
AC Full Load A |
24.0 |
|
24.0 |
24.0 |
15.0 |
15.9 |
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15.0 |
AC Locked Rotor A |
144.0 |
|
144.0 |
144.0 |
90.0 |
95.4 |
|
90.0 |
AC Non-Inductive A |
24.0 |
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24.0 |
24.0 |
– |
– |
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– |
DC Non-Inductive A |
3.0 |
|
– |
0.5 |
– |
– |
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– |
Pilot Duty |
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125 VA, 120 to 600 VAC; 57.5 VA, 120 to 300 VDC |
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1. These full load and locked rotor ampere (not horsepower) ratings apply to hermetic compressors only.
The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult th Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc.
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