EDS and EFS Series Explosionproof Pushbutton Control Stations

Factory sealed enclosures are used:

  • To prevent arcing of enclosed device from causing ignition of a hazardous atmosphere external to the enclosure
  • In conjunction with magnetic starters or contactors for remote control of motors

Manual motor starters are used:

  • For manual starting of small AC/DC motors
  • To provide manual starting and stopping and motor running protection (with heaters)
  • NEC/CEC:

                Class I, Division 1 & 2, Groups B*, C, D

                Class II, Division 1, Groups E, F, G

                Class II, Division 2, Groups F, G

                Class III

  • NEMA/EEMAC: 3, 7B*CD, 9EFG
  • UL Standard: 1203
  • CSA Standard: C22.2 No. 30


*Where indicated in the catalog listings, EDS units suitable for Class I, Division 1, Group B usage can be supplied, add suffix -GB, EFS units are suitable for Class I, Division 1, Group B as standard.