Busch 20 CFM Rotary Vane Vacuum Pump RC-0025-0406-1102 & FTS Systems Vapor Trap

The Busch RC 0025 is a single-stage, oil-lubricated rotary vane vacuum pump. Part of the legendary R5 series, the "RC" designation indicates a version specifically designed for applications where high water-vapor tolerance is required or for use in central vacuum systems.

Technical Specifications for RC-0025-0406-1102

• Nominal Pumping Speed: 20 CFM (at 60 Hz)
• Ultimate Vacuum: 15 Torr (approx. 20 mbar)
• Motor Power: 1.5 HP
• Voltage: 208-230/460V, 3-Phase
• Speed: 1725–1750 RPM
• Inlet/Exhaust Ports: 1.25" NPT
• Oil Capacity: 1.0 Quart (Use non-detergent R530 or equivalent)
• Sound Level: ~63 dB(A)
• Approximate Weight: 106 lbs (bare pump)

Key Features & Maintenance

• Oil-Sealed Rotary Vane: Known for being one of the most reliable vacuum technologies on the market, designed for continuous-duty operation.
• Integrated Exhaust Filter: Built-in oil mist eliminators ensure the exhaust air is 99.9% oil-free, making it safe for indoor environments.
• Air-Cooled: Simplifies installation as no cooling water is required.
• Serial Number (D-26965): The "D" prefix suggests a manufacture date from the late 1990s to early 2000s. These units are highly serviceable, and all major seals, vanes, and filters are still readily available from Busch or aftermarket suppliers.