ccsaus logo

Zone 2 Hazardous Location Devices

Class 1 Zone 2 Division 2 CSA Listed Hazardous Location Plugs and Receptacles

480V motor connection

What Does a Zone 2 Rating Mean?

Products are safe to use where fire or explosion hazards may exist due to flammable gases, flammable liquid-produced vapors, or combustible liquid-produced vapors.

Typical Applications

  • Mining and Extraction
  • Chemical Plants
  • Oil and Gas Facilities
  • Wastewater Facilities
  • Aircraft Hangers
  • Mobile Equipment
  • Portable Equipment

zone 2 locking pawl


  • MELTRIC’S Zone 2 plugs and receptacles boast higher amperage than other hazardous location products.

    • Eight of the MELTRIC devices can be used at 600 volts with pilot contacts.

    • The DS and DSN lines include motor circuit HP ratings.

    • DS and DR devices range from 20-250A, 600 VAC.

    • The DSDC devices are available at 20-200A, 250 VDC.
  • Devices come standard with a spring-loaded lid to promote closure; this helps with protection against water, dirt, and other materials. Please note: while the lids spring back, they don’t fasten automatically; manual closure is still necessary.

  • Type 4X Environmental Rating

  • Zone 2 devices are not intended to be connected or disconnected under load; screw-type locking pawls provide security against accidental connection/disconnection.

  • Devices include standard lockout holes for easy NFPA 70E lockout/tagout compliance.

  • zone 2 locking pawl
  • Black heavy-duty poly or metal casings and accessories provide visual differentiation between hazardous location plugs and receptacles and standard devices.

  • A full complement of handles and wall boxes are available to meet code and operational requirements.

Device Production Notes:

Devices are CSA listed. Zone 2 devices are not intended to be connected or disconnected under load.

Class 1 Zone 2 Division 2 Hazardous Location Plugs and Receptacles:

  • DS20         • DR30          • DSDC1
  • DS30         • DR50          • DSDC3
  • DS60         • DR250        • DSDC6
  • DS100C                         • DSDC9
  • DS200                           • DSDC2
  • DSN150