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Dust zone Equipment group Dust zone definition Approved Kerstar models
22 An area in which an explosive gas atmosphere is not likely to occur in normal operation and, if it occurs, will only exist for a short time. A place in which an explosive atmosphere in the form of a cloud of combustible dust in air is not likely to occur in normal operation but, if it does occur, will persist for a short period only. KEVA 20-45 (and Class H versions)

Zone definitions source: www.hse.gov.uk



Electric ATEX Vacuum Cleaners

The KEVA range of Class H vacuum cleaners has been purposely designed, built, tested and approved as suitable to pick up potentially explosive and conductive dust and debris in a Dust Zone 22. KEVA cleaners are also suitable for picking up dust and debris that is hazardous to health.

All models are built using an electronically commutated brushless motor featuring soft start and thermal protection. Each model in the range is equipped with three stages of filtration on the negative pressure (suction) side of the motor.