Low Voltage

Optim TEXP

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NEMA Standard 3-Phase Motors
60Hz, 230/460V, 460V or 575V
NEMA Design B or C, Continuous Duty
Class F Insulation, 40°C Ambient, 1.15 S.F.
HPE™ Inverter Duty Wire

The Optim® TEXP motors are designed and manufactured to operate many types of machinery (including all dust producing machinery) in diverse industrial environments. Typical uses include areas in which flammable gases, vapors or dust may be present in the air in quantities sufficient to produce explosive or ignitable mixtures.

Couple your Optim® TEXP with our TECO VFD’s for energy savings & speed control. TWMI offers a variety of heavy industrial drive solutions.

Price Catalogue
  • 1-400HP
  • Horizontal F1 Mount
  • 60Hz, 230/460V, 460V or 575V
  • 3600, 1800, 1200 & 900 RPM
  • NEMA Premium Efficiency
  • Totally Enclosed Fan Cooled – Explosion Proof Design
  • 1.15 S.F. Sine Wave Power; 1.0 S.F. VFD Power
  • Class F Insulation
  • Class B Temperature Rise
  • Max Elevation 3300ft
  • Continuous Duty
  • 40°C Ambient
  • Shielded Bearings Frames 140T-280T and Open Bearings with Regreaseable Provisions Frames 280TS, 320T and Larger
  • Polyrex EM Grease in all Regreaseable Bearings, Multemp SRL Grease in Shielded Bearings
  • Aluminum Rotor
  • Cast-Iron Frame, Fan Cover, Conduit Box and End Brackets
  • Frame Provided with Two Threaded Drain Holes and Stainless Steel Breather Drains
  • Non-Sparking Plastic Fan
  • Number of Leads 230/460V: 9 Leads 1-5HP; 12 Leads 7.5-125HP; 6 Leads 150HP and Larger
  • Number of Leads 575V: 3 Leads
  • Solderless Lug Terminals on All Leads
  • Grounding Terminal Inside Main Terminal Box
  • Interchangeable F1 and F2 Mounting up to 449T
  • Paint System: Phenolic Rust Proof Base with Lacquer Top Coat
  • Stainless Steel Nameplate
  • Brass Flinger on Both Ends
  • *HPE™ High Pulse Endurance Spike Resistant Wire
  • Phenolic Alkyd Resin Varnish
  • Klixon 9700K Thermostats – 1 per phase
  • CSA/UL Certified for Class I, Division 1, Groups **C & D (Class I, Zone 1 Groups **IIB & IIA); and Class II, Division 1, Groups E, F & G
  • Temp Code T3B
  • *Speed Ranges up to 10:1 CT, and 20:1 VT. Refer to data sheet for rating specific turn down ratios
  • *Meets NEMA MG1 Part

* 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.

** Up to 256T

Price Catalogue

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Price Catalogue