Flame Proof Motor

Brook Crompton offers one of the widest ranges of electric motor for operation in hazardous atmospheres and hostile environments. All motors are designed tested and manufactured in accordance with the latest standards.


Ex db / eb Zone 1

Flameproof Motors
Frame Sizes 90 To 315

Construction: Cast Iron
Frame sizes: 90 to 315
Output: 0.37kW to 315kW

The Ex db / eb range of flameproof cast iron motors cover outputs from 0.37kW to 200kW in frame sizes W-EF90 to W-EF315, in 2, 4, 6, & 8 pole speeds.
ATEX approved by SGS Baseefa.


ATEX Ex d, Zone 1

ATEX Compliant
II 2G Ex db IIB T4 Gb
Euronorm EN60079-0, EN60079-1 & EN60079-7
Temperature class T4
Foot B3 or Flange B5 Mounting
Cooling IC411 (TEFV)
Enclosure IP55

Standard Voltage:
– Below 4KW 220-240 / 380-415V
– 4KW and above 380-415V

3 phase, 50Hz supply
Thermistors fitted as standard on frames W-EF200 to 315
Outputs conforming to BS 5000 Pt 10 Appendix A


High efficiency motors
Low noise
Low maintenance
Dual frequency 50 or 60Hz
Increased safety terminals and terminal box on request
Enclosure group IIC available on request for frames W-EF200 to 315