Description
Johnson Controls P29NC-3 Low Pressure Cutout Control
The Johnson Controls P29NC-3 is a dependable low pressure cutout control engineered for commercial and industrial HVAC and refrigeration systems. Featuring a manual reset mechanism, this control protects compressors and refrigeration circuits from dangerously low pressure conditions, helping prevent equipment damage and costly downtime. The built-in 60-second time delay minimizes nuisance trips caused by momentary pressure fluctuations, ensuring stable and reliable system operation.
Key Features
- Manual reset operation for positive operator confirmation before system restart
- Wide pressure sensing range: 20″ Hg vacuum to 100 PSIG
- 60-second time delay to reduce nuisance shutdowns from transient pressure drops
- Dual voltage compatibility: 120/240 Vac for flexible installation
- 36″ capillary tube for convenient remote sensing placement
- Designed for low-side pressure cutout protection in refrigeration and HVAC applications
Specifications
- Brand: Johnson Controls
- SKU / Model: P29NC-3
- Control Type: Low Pressure Cutout
- Reset Type: Manual Reset
- Voltage: 120/240 Vac
- Pressure Range: 20″ Hg to 100 PSIG
- Time Delay: 60 Seconds
- Capillary Length: 36″
Application
The P29NC-3 is ideal for use in commercial refrigeration systems, chillers, and HVAC equipment where low-side pressure monitoring is critical. The manual reset design ensures that a technician must physically inspect and clear the fault condition before the system is allowed to restart, adding an important layer of safety and accountability to your operation.
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