The Westinghouse 312P231 is a general-purpose industrial motor designed for three-phase applications.

⚙️ Motor Specifications

• Manufacturer: Westinghouse
• Model Number: 312P231
• Horsepower (HP): 0.75 HP (¾ HP)
• Voltage:
• Low voltage: 208–240 V
• High voltage: 440–480 V
• Phase: 3-phase (3PH)
• Frequency: 60 Hz (standard in North America)
• Speed: 3450 RPM (synchronous speed for a 2-pole motor at 60 Hz)
• Enclosure: Typically TEFC (Totally Enclosed Fan Cooled) or ODP (Open Drip Proof), depending on the build
• Frame Size: Likely NEMA 56 or similar (common for fractional horsepower motors)
• Duty: Continuous duty (built for long-term operation)

🔑 Features & Applications

• High-Speed Motor: At 3450 RPM, it’s suitable for pumps, fans, blowers, and other equipment requiring fast rotation.
• Dual Voltage Capability: Can be wired for either low-voltage (208–240 V) or high-voltage (440–480 V) systems, making it versatile for different industrial setups.
• Three-Phase Efficiency: Provides smoother operation, higher efficiency, and less vibration compared to single-phase motors.
• General Purpose Use: Commonly found in HVAC systems, compressors, conveyors, and light industrial machinery.