| PB-4 1000 RPM 2-Port Vacuum Pump Displacement: 325 CFM Free Air Input Speed: 1000 RPM (+/- 20% maximum) Lubrication: Positive displacement pressure wash lubricants, vacuum assisted. Lubricating pump driven from pump rotor shaft to ensure adequate lubrication regardless of pump speed. Lube System: Approx. 2 US quarts type 10W30 in the oil reservoir Cooling: Air Cooled Dry Weight: 225 lbs. Shaft Rotation: Looking at the pump input shaft, normal rotation is counter-clockwise. Assemble can be changed for clockwise rotation. Changeover Valve: Built-in manual changeover valve to allow for operation on either vacuum (load) or pressure (unload) modes. Horsepower: 20hp minimum required for operation to normal pressure. Vacuum Rating: 95% of maximum obtainable vacuum, normal 28" hg. Normal pressure to 15 PSI. |