Dust explosion protection

Explosion-proof asynchronous motor

  • 0.12 kW - 22 kW
  • Efficiency class IE2, IE3
  • Approved according to ATEX and HazLoc
  • Ignition protection type "Protection by enclosure" (Ex t)

Safe solution for areas with explosive dusts

To ensure safe operation of our solutions in environments where explosive dusts may be present, NORD offers in-house produced explosion-protected motors. In various versions, they provide protection against dusts of categories 2D and 3D, which may be present in Zones 21 and 22 according to the ATEX Directive. These systems use the ignition protection type “Protection by enclosure” (Ex t).

  • Decades of NORD experience in explosion-proof motors
  • Safety levels can be precisely tailored to application requirements
  • Adaptable for different categories and zones
  • Universally applicable, as all relevant worldwide approvals are in place

Product versions

  • Foot-mounted version (B3) available
  • Wide range of frame sizes and power levels for individual application adaptation
  • For Zone 21: 3 PTC thermistors (TF), drip proof fan cover (RD), 2nd shaft end (WE), condensation water hole plugged (KB)
  • For Zone 22: As for Zone 21 plus backstop (RLS, for frame sizes 80-180), brake (BRE), hand release lever for brake (HL), hand release lever lockable for brake (FHL), auxiliary blower fan (F, for frame sizes 63-180), incremental encoder incl. auxiliary blower fan (IG + F)
  • Various otions from the modular product system

Product characteristics

  • Efficiency classes IE1, IE3
  • Approved according to ATEX for ignition protection type "protection by enclosure" (Ex t)
  • Approved according to HazLoc for Class II Division 2 Groups F and G
  • Approved according to CCC Ex for mains operation
  • Versatile use thanks to application-specific designs