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).
- For hazardous areas ATEX zones 1 & 2 (gas)
- Exd design
- 3 phase 50 or 60Hz, up to 690v
- -20˚ to +40˚C ambient
- EBKH range up to 55˚C ambient
- VSD, subject to restrictions
- 120 ˚C or 160 ˚C PTC thermistors