AEC VacTrac Series Conveying Systems - Manual (Page 21)

Blowback Pumps
VTPB Series Models: VTPB5, VTPB7.5, VTPB10, VTPB15, VTPB25, VTPB30
• Compressed air-operated blowback and vacuum valves with high-
vacuum relief.
• Mechanical high-vacuum relief valve.
• Support base.
• Positive displacement blower.
• Three (3) -phase high efficiency TEFC electric motor.
• 5, 7.5, 10, 15, 25, or 30 horsepower (3.75, 5.63, 7.5, 11.25, 18.75, 22.5
kW)
• Standard 230-460/3/60. 380-415/3/50. 575/3/60 is optional.
• Adjustable motor base.
• Vacuum gauge.
• Vacuum switch for high vacuum protection.
• Junction box with motor starter, including overload protection.
• Discharge silencer.
Options
• Fused disconnect in the junction box.
• Distributed I/O capability.
• Sound enclosure.
• Efficiency motors available.
• Re-sheave for elevation.
• 24VDC or 120VAC controls.
Conveying System Mechanical Components Chapter 2: Functional Description 20 of 136