Johnson Controls / PENN P28AA-1C Lube Oil Pressure Cutout Control
Johnson Controls / PENN P28AA-1C Lube Oil Pressure Cutout Control is an industrial pressure safety control designed to monitor lubricating oil pressure in refrigeration compressors and engine systems. It provides reliable automatic shutdown when oil pressure falls below the set point, helping protect equipment from damage and ensuring safe, dependable operation.
BRAND
JOHNSON CONTROLS
TYPE
LUBE OIL PRESSURE CUTOUT CONTROL
PART NO.
JOHNSON CONTROLS P28AA-1C
MODEL
P28 SERIES (P28AA)
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | JOHNSON CONTROLS |
| TYPE | LUBE OIL PRESSURE CUTOUT CONTROL |
| PART NO. | JOHNSON CONTROLS P28AA-1C |
| MODEL | P28 SERIES (P28AA) |
| Voltage Rating | 120 / 240 V AC (Heater Circuit) |
| Application | Provides dependable shutdown protection for pressure-lubricated refrigeration or air conditioning compressors upon sensing a low net oil pressure condition |
| IEC | Standard Industrial Pilot Duty Ratings Compliant |
| Time Delay Setting | 90 Seconds (As shown on factory tracking documentation for the exact P28AA-1C catalog code, despite the top sticker template indicating an active design family variance) |
| Pressure Setting Range | 8 to 70 psi (55 to 483 kPa) |
| Switch Differential | Approximately 5 psig (34 kPa) fixed |
| Maximum Bellows Overpressure Line Rating | 180 psig (1,241 kPa) |
| Pressure Connection Type | 36-inch Capillary Tube with 1/4-inch Female Flare Nut |
| Reset Action Type | Trip-free Manual Reset |
| Made In | Assembled in Mexico |
| REF NO | 1268 |
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