FEATURES:
• 3/4 - 800 HP
• 1 - 100 HP - Foot Mounted with C-Flange or Round Body C-Flange
• 3600, 1800, 1200, 900 RPM
• Totally Enclosed Fan Cooled (IP54), (IP55 Ratings for Frames Sizes 5000 and larger)
• NEMA Premium Efficient Ratings From 1-500 HP, Denoted Catalog Prefix "EP" - Note (1)
• Department of Energy Efficiency Certificate # CC002A
• 36 Month Warranty from Date of Manufacture
• 3 Phase 60 Hz - 230/460V (Usable on 208V). 150 HP and Larger is 460V Only - Note (2)
• 1.15 Service Factor - Continuous
• Class F Insulation with Phenolic Alkyd Resin Varnish
• Class B Temperature Rise
• NEMA Design B Torques as a Minimum, Design C motors are denoted with a subscript "C"
• Oversized Main Conduit Box Rotatable in 90 Degree Increments - Fully Gasketed with NPT Threaded Entrance - F1 Mounted. F2 Available - See "EXTRAS/OPTIONS" Below
• Designed for 40°C Ambient Temperature and 3300 ft elevation - Note (3)
• CSA Certified for Class 1, Div. 2, Groups B, C, D Temp Code T3C, Non Sparking, Non Static Fan - Note (4)
• Bi-Directional Rotation
• Cast Iron Frame, End Brackets, Fan Cover and Main Conduit Box
• Dual Drilled Feet - Longer Frames (i.e. 145T Drilled also for 143T) through 449T frames only - Note (5)
• 1045 Carbon Steel Shaft
• Aluminum Die Cast Squirrel Cage Rotor Construction for Frames 5011 and Smaller.
• Paint System: Phenolic Rust Proof Base Plus Polyurethane Top Coat
• Paint Color: Light Gray - Munsell N5.0
• Vacuum De-Gassed Re-Greasable Ball Bearings (or Roller type) on 280TS Frames and larger with Polyrex EM Grease
• Automatic Grease Discharge Fittings on Frames with Re-Greasable Motors
• Labyrinth Type Metal Flinger on Both Ends for Frames 280TS-6800
• Cast Iron Inner and Outer Bearing Caps for Frames 280TS-6800
• Grounding Terminal Inside Main Box
• Stainless Steel Nameplate
• UL Recognized and CSA Approved for Inverter Duty per NEMA MG1 Part 31 - 300 HP and Below
• Inverter Duty Magnet Wire Capable of Withstanding Voltage Spikes of up to 2200 Volts
• Precautions should be taken to eliminate or reduce shaft currents that may be imposed on the motor by the VFD as stated per NEMA MG1 Part 31.4.4.3.
• Speed Ranges: 20:1 VT, 10:1 CT 350 HP and larger are 3:1 CT
• 6 Leads
• Breather Drains in both End Brackets for Vertical Mounts.