TEXP NEMA Premium Efficiency Explosion Proof

TEXP NEMA Premium Efficiency Explosion Proof

Notes:
(1) Available in 575V. TWMC carries minimal 575V stock; please check availability to ensure required motors are in stock.
Ratings may be available from our Canadian warehouses and/or our factory. Pricing and leadtime may vary.
(2) Consult a Stock Product Application Specialist for suitability in higher ambient environments.
(3) Consult a Stock Product Application Specialist for suitability at higher elevations.
(4) Motor Service Factor is 1.0 when operated on a VFD.
(5) Precautions should be taken to eliminate or reduce shaft currents that may be imposed on the motor by the VFD as stated per NEMA MG-1. Part 31.
(6) Extras/Modification options are limited on TEXP Products

Features

• Three Phase, 60 Hz, 1.15 Service Factor (Continuous); 50 Hz, 1.0 Service Factor (Continuous)
• Class I, Div. 1, Group C & D and Class II, Groups E, F and G – Temp Code T2D/T3B Up to and Including F# 256T
• Class I, Div. 1, Group D and Class II, Groups E, F and G – Temp Code T2D/T3B for F# 284T and Larger
• UL File: E84757
• CSA File: #64671
• Class F Insulation
• Class B Temperature Rise
• NEMA Design B Torques
• Standard with Klixon 9700K Temperature Limiting Switch, 1 per Phase
• Grounding Terminal Inside Main Conduit Box
• Oversized Main Conduit Box Rotatable in 90 Degree Increments – F1 Mounted
• Dual Drilled Back Feet on 447/9 and 5007/9 Frames
• Designed for 40˚C Ambient Temperature
• Designed for 3300 ft. Elevation
• Bi-Directional Rotation
• Cast Iron Frame, Fan Cover, End Brackets and Main Conduit Box
• Capable of Withstanding Explosion Force as Required by UL
• Stainless Steel Breather Drains with Bronze Filters (For Horizontal Mount Only)
• 1045 Carbon Steel Shaft
• Aluminum Die Cast Squirrel Cage Rotor Construction through 449 Frame; Fabricated Copper Bar on 5000 Frame
• Aluminum Die Cast Squirrel Cage Rotor Construction
• Paint System: Phenolic Rust Proof Base Plus Polyurethane Top Coat
• Paint Color: Dark Blue – Munsell 5 PB 4.5/2
• Double Shielded Bearings Pre-Packed with MULTEMP SRL for F# 140T – 280T (Non-regreasable)
• High Quality Ball (or Roller) Bearings Regreasable with Mobil PolyrexTM EM for F# 280TS and Larger
• Bronze Flinger on Both Ends
• Cast Iron Inner and Outer Bearing Caps for F#280TS and Larger
• Stainless Steel Nameplate
• Suitable for Inverter Use per NEMA MG-1.4.4.2, Part 31
• UL Listed for Inverter Duty
• Inverter Duty Magnet Wire Capable of Withstanding Voltage Spikes of up to 2200 Volts
• Inverter Duty Speed Ranges:
  • VT = 3 – 60 Hz
  • CT for 140T – 210T Frames = 10 – 60 Hz
  • CT for 250T – 320T Frames = 13 – 60 Hz
  • CT for 260T – 440T Frames = 16 – 60 Hz
• 9 Leads for 5 HP and Smaller;
• 12 Leads for 7.5 HP to 125 HP;
• 6 Leads for 150 HP and Larger

Applications

Fans & Blowers , Pumps, Grain Elevators, Applications Where Explosive Dusts/ Grains are Present, Applications Where Explosive Gases are Present