TECO-Westinghouse RF7/545

Product-line overview

The Rolled Steel TEFC TECO Westinghouse motor is a reliable and efficient solution tailored for various applications such as fans & blowers, pumps, compressors, and HVAC equipment.

Product Overview:

With a power range of 1/4 to 10 HP, this motor series is designed for versatility. The motor features a Totally Enclosed Fan Cooled (TEFC) IP44 design, offering optimal protection in diverse operating conditions. The 56/56C frame is available for 1/4-3 HP models, with a horizontal F1 mount. It operates at 60Hz and supports voltage options of 230/460V or 575V. NEMA Premium Efficiency is characteristic of the T frame, while MEPS Efficiency applies to the 56 frame. Speed options include 3600, 1800, and 1200 RPM.

Design Features:

• 1.15 Service Factor Sine Wave Power; 1.0 Service Factor VFD Power
• NEMA Design B
• Continuous Duty
• Ambient Temperature: 40˚C
• Class F Insulation
• Max Elevation: 3300 ft

Mechanical Features:

• Shielded Bearings
• Multemp SRL Grease
• Aluminum Rotor
• Rolled Steel Frame with Cast-Iron End Brackets
• Rolled Steel Conduit Box
• Number of Leads 230/460V: 9 Leads (1/4-5 HP), 12 Leads (7.5 and Larger); 575V: 3 Leads
• Solderless Lug Terminals on All Leads
• Grounding Terminal Inside Main Terminal Box
• Plastic Fan
• Paint System: Phenolic Rust Proof Base with Lacquer Top Coat
• Stainless Steel Nameplate
• Rubber Flinger on DE
• HPE™ High Pulse Endurance Spike Resistant Wire. Precautions should be taken to eliminate or reduce voltage spikes and shaft currents that may be imposed on the motor by the VFD as stated per NEMA MG1, Part 31.4.4.
• Phenolic Alkyd Resin Varnish
• Bi-Directional Rotation
• 230/460V Motors Usable on 208V (Sinusoidal Power Only)

In addition to its core features, the Rolled Steel TEFC TECO Westinghouse motors are CSA Certified, UL recognized, and CE marked, offering compliance with rigorous industry standards. The CSA Energy Efficiency Verification (EEV) further underscores its commitment to energy-conscious operations. Meeting NEMA MG1 Part 31.4.4.2, this motor stands as a testament to its adherence to established performance benchmarks. Its versatile speed range of 10:1 CT and 20:1 VT enhances its adaptability to diverse operational requirements. However, it is important to note that precautions should be taken to mitigate voltage spikes and shaft currents when utilized with a Variable Frequency Drive (VFD), as highlighted in NEMA MG1, Part 31.4.4.