Westinghouse 311P872 1.5 HP, 3 PH, 208/230v - 440/480v, Used Motor

Westinghouse Motor 311P872

⚙️ Technical Specifications

• Manufacturer: Westinghouse
• Model Number: 311P872
• Voltage: Dual-rated
• 208–240 V
• 440–480 V
• Phase: 3-phase (industrial-grade motor)
• Frequency: 60 Hz
• Horsepower: 1.5 HP
• Frame Size: K56 (NEMA 56 frame variant, common for fractional-to-small HP motors)
• Speed (RPM):
• 1425 RPM (low speed)
• 1725 RPM (high speed)
• Amperage:
• 4.7 A at low voltage (208–240 V)
• 2.35 A at high voltage (440–480 V)
• Shaft Dimensions: 2.25-inch length × 5/8-inch diameter
• Condition: Used (previously installed or operated, not surplus/new)

🔧 Typical Applications

• HVAC blowers and fans
• Light-duty pumps and compressors
• Industrial machinery requiring small horsepower, dual-voltage, 3-phase motors
• Replacement in legacy Westinghouse-driven systems

📦 Condition Notes

• Used means the motor has seen service before.
• Performance depends on wear, insulation integrity, and bearing condition.
• Buyers should check for megger test results, bearing smoothness, and winding resistance before reuse.