Refrigerant Lube Oil Controller; Item Lube Oil Controller; Used On Item Refrigerant; Applicable Standard UL (Canada and US); Voltage Rating 120/240 Volt AC, 720 Volt Amp (Pilot Duty); Time Delay 120 Second; Pressure Range 9 PSID Fixed; Includes 36 Inch Capillary, Flare NutThe Ranco® P30 Series Lube Oil Protection Controls guard pressure-lubricated refrigeration compressors against major damage due to loss of oil pressure. This control utilizes the built-in P30 Time Delay Switch to start timing when oil pressure drops below operating requirements. The timer is designed not only to track oil pressure recovery within a set period, but also to alert the control circuit to open and stop the compressor when the recovery period is exceeded. These controls also feature replaceable time delay modules, Super Cap® capillary protection system and front-located captive cover screw.