Revvo Exd flame proof motors are used in potentially explosive atmospheres.  These motors are manufactured as per IS/IEC 60079-1:2014 for operation in hazardous locations classified as zone 1 and zone 2 areas as per IS:5572.  The motor enclosure has designed in a way to prevent the transmission of internal explosion to the explosive atmosphere surrounding the machine and withstand without damage change in pressure levels. For details of BIS certification please visit www.bis.gov.in