TECO MAX-Ex (Exe,ExnA,ExtD) Electric Motors

IP66 Protection Rating | IEC Ex Certified Motors

TECO MAX Ex Electric Motors offer unparalleled safety and efficiency, with IEC Ex Certification including Ex e, Ex nA, and Ex tD for diverse industrial applications. These motors, ranging from 0.18kW to 450kW (stock) and up to 560kW (built to order), meet rigorous IEC60034 standards and are engineered for high efficiency (IEC60034 Minimum Efficiency Performance Standards table B3). Designed for 380~415V 3 Phase 50 Hz operation (other supplies available), they feature Class F or H insulation, IP66 protection, and low noise operation. Available with versatile mounting options and fabricated steel terminal boxes, these motors come with a 2-year warranty and a variety of accessories for enhanced flexibility.



  • IEC Ex Certified with certification available as:
    • Ex e (Increased Safety), Zone 1/Zone 2, Gb, IIC, T3, 40 deg C ambient
    • Ex nA (Non-Sparking), Zone 2, Gc, IIC, T3, 55 deg C ambient
    • Ex tD (Dust Ignition Proof), Zone A21/Zone A22, IP66, T135 deg C, 55 deg C ambient
  • Metric frame motors to AS1359, AS/BS frame allocation
  • D71 to D355 frames
  • 18kW to 450 kW (Stock) or 560kW (Built to Order)
  • Totally Enclosed Fan Cooled (IC411)
  • MAXe3 PSD and MAXe3 MINING motors type AEMB, meet or exceed AS1359.5 Minimum Efficiency Performance Standard, table B3 "High Efficiency"
  • 380~415 Volts 3 Phase 50 Hz (other supplies on request)
  • Highest quality insulation system utilizing *Class F (MAXe3 Premium Severe Duty) or Class H (MAXe3 Mining) materials
  • Low temperature rise for substantial thermal reserve
  • Continuous rated, duty type S1
  • Low noise level
  • IP66 protection
  • Cast Iron construction with side mounted terminal box
  • Mountings available - Foot, Foot and flange (C* and D types), Flange (C* and D types)
  • (C type flange on frame sizes D63-D132 only)
  • 185kW 4 pole and larger also available with oversized shaft for arduous belt drive applications
  • Fabricated steel terminal box
  • MAX-Ex Brake Motors
  • Wide range of accessories available
  • 2-year warranty​