P66AAB-38C Johnson Controls Speed Control
$969.50
Electronic Fan Speed Control, Single Input Sensor, 360-450 Psig Operating Pressure Range, 60″ Capillary
Overview
The Johnson Controls P66AAB-38C is a refrigerant pressure-actuated electronic fan speed control designed for single-phase permanent split-capacitor motors. It provides condenser pressure control by directly sensing refrigerant pressure and automatically adjusting the fan motor speed accordingly, offering an efficient alternative to traditional fan cycling.
Features
- Exclusive PENN pressure transducer for quick response to condenser pressure changes.
- Soft start capability providing smooth fan startup and reducing motor noise.
- Universal voltage support accommodating a wide range of motor applications.
- Built-in voltage surge protection and radio frequency interference suppression.
Specifications
- Operating Pressure Range: 360-450 psig
- Capillary Length: 60 inches copper capillary with a 1/4 inch flare nut
- Sensor Input: Single input sensor
- Motor Control Voltage Compatibility: 208-240/277/480 VAC, 60 Hz
- Ambient Operating Temperature Minimum: -40°F (-40°C)
Applications
- Computer room air conditioning systems
- Commercial air conditioning units
- Commercial refrigeration systems
- Head pressure regulation in the condensing section of HVAC/R systems
| Weight | 6 lbs |
|---|---|
| Dimensions | 11 × 7 × 6 in |
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