B387 Century 6 HP 3450 RPM R56Y Frame 230V Air Compressor Motor - Century # B387

B387 Century 6 HP 3450 RPM R56Y Frame 230V Air Compressor Motor - Century # B387

This Century replacement motor is designed for air compressor applications, delivering reliable 6 HP power at 3450 RPM. It features a capacitor start/run design and is suitable for single-phase 230V systems, providing high starting torque required for compressor loads.

Key Specifications

• Horsepower: 6 HP
• RPM: 3450
• Voltage: 230V
• Amperage: 24.0 amps
• Enclosure: Open Drip Proof
• Frame / Diameter: R56Y Frame
• Shaft Dimensions: 7/8" Diameter x 2-1/4" Length, 4.5" Shaft Height
• Rotation: CCW facing the shaft (non-reversible)
• Bearings: Ball Bearings

Product Features & Fitment

This motor features a flat rigid base mount with a bolt pattern of 4.5" to 5.5" lengthwise and 7.5" across the front. It is designed specifically for belt-driven air compressors and is not compatible with pivot-type mounts. The R56Y frame includes a non-standard shaft, so verify shaft height and size before installation. Manual overload protection is included, and the motor connection diagram is located on the motor nameplate for easy wiring.