Johnson Controls P545NCB-22 Oil Control

Electronic Lube Oil Control, 120/240 Vac, 120 Second Time Delay, 12.75 Psi ± 0.75 Psid, Manual Reset with Alarm and Liquid Line Solenoid Outputs, Non Corrosive Refrigerants Only

Johnson Controls P545NCB-22 Electronic Lube Oil Control – 120/240 VAC with Time Delay and Alarm

The Johnson Controls P545NCB-22 Electronic Lube Oil Control is a high-performance control system designed for refrigeration compressors with an oil pump that accepts a single-point differential pressure switch. This control unit ensures reliable monitoring and protection of compressor lubrication, helping to prevent damage due to low oil pressure. It is ideal for systems using non-corrosive refrigerants and offers advanced features for efficient compressor operation and safety.

Key Features:

✅ 120/240 VAC Voltage – Supports both 120 and 240-volt applications for versatile use.
✅ 120-Second Time Delay – Prevents short cycling by allowing a user-selectable delay before re-engaging the compressor.
✅ Precise Oil Pressure Monitoring – Maintains oil pressure within ±0.75 PSID to protect the compressor.
✅ Manual Reset with Alarm – In case of low oil pressure, the control provides an alarm signal and requires manual reset to restore operation.
✅ Liquid Line Solenoid Outputs – Includes SPDT relay contacts for controlling liquid line solenoids and alarm systems.
✅ User-Friendly Display – Front-mount LEDs display the status of the lubrication system, offering easy monitoring and diagnostics.
✅ Built-In Test Circuit – Quickly verifies proper operation without the need for additional tools or equipment.
✅ Enhanced Noise Immunity – Exceeds UL 991 and IEC standards for transient overvoltage, ensuring stable operation in noisy environments.
✅ Anti-Short Cycle Time Delay – Offers customizable time delay to minimize compressor short cycling and prevent damage.

Specifications:

• Voltage: 120/240 VAC

• Pressure Range: 12.75 Psi ± 0.75 PSID

• Temperature Range: -40°F to 141°F (-40°C to 60.56°C)

• Maximum Working Pressure: 100 PSI

• Cycle Frequency: 50/60 Hz

• Size: 6.5” height x 5.2” length x 3.9” width

• Inlet/Outlet Connection Size: 1/2"

• Weight: 2.2 lbs

• Material Composition: Cold Rolled Steel

• UL Listed & Recognized

Applications:

The Johnson Controls P545NCB-22 is designed to protect refrigeration compressors in industrial, commercial, and HVAC systems. It ensures efficient oil pressure management, preventing potential damage due to low lubrication levels.

Order now to enhance the protection and efficiency of your refrigeration system with the reliable P545NCB-22 Electronic Lube Oil Control!