Description
The Century F674 is a heavy-duty, two-speed split phase motor engineered for demanding HVAC and light commercial applications where variable airflow or load control is required. With dual-speed operation and a two-winding variable torque design, this motor delivers precise performance across a wide range of fan and blower applications.
Motor Performance Specifications
- Horsepower: 1/3 HP (high speed) / 1/11 HP (low speed)
- Speed: 1725 RPM (high) / 1140 RPM (low)
- Voltage: 115V AC
- Amperage: 5.0 A (high speed) / 3.0 A (low speed)
- Service Factor: 1.35
- Motor Type: Split Phase
- Winding Configuration: 2-Speed, 2-Winding Variable Torque
Construction & Design Features
- Frame: NEMA 56
- Bearings: Sleeve bearings for quiet, low-maintenance operation
- Enclosure: Open Drip Proof (ODP)
- Thermal Protection: Automatic protector for reliable overload protection
- Rotation: Reversible — adaptable to multiple installation orientations
Application Highlights
- Ideal for evaporator fans, condenser fans, and blower assemblies
- Two-speed capability allows energy-efficient operation at reduced load conditions
- Variable torque winding design matches motor output to fan/blower load curves
- Reversible rotation simplifies field installation and replacement
- Automatic thermal protector guards against overheating and motor burnout
The Century F674 is a trusted solution for HVAC technicians and contractors seeking a reliable, multi-speed motor replacement or new installation. Its 56 frame construction ensures broad compatibility with standard motor mounts, while the ODP enclosure suits indoor and protected outdoor environments.
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