The EBK series of base-mounted electric vibrator motors is approved for use in ATEX zones 1 & 2 (gas). and is designed to Ex db standard in an ambient temperature range of range -20 degrees to +40 degrees C for voltages up to 690v. 
The EBK 20-40 frame sizes are approved for Gas Groups IIA and IIB and frame sizes EBK 45-75 are approved for Gas Group IIA.
For fixed speed applications the EBK range is temperature rated T3.  For variable speed drive applications 160˚C thermistors must be connected into the control circuit.  For T4 applications 120˚C thermistors must be specified and connected into the control circuit.  For ambient temperatures between 40˚C and 55˚C the EBKH range is available (details available on request).
ebk series
  • For hazardous areas ATEX zones 1 & 2 (gas)
  • Exd design
  • 3 phase 50 or 60Hz, up to 690v
  • IP65
  • -20˚ to +40˚C ambient
  • EBKH range up to 55˚C ambient
  • VSD, subject to restrictions
  • 120 ˚C or 160 ˚C PTC thermistors

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