Increased Safety Ex eb

W22Xe “Ex eb” Increased Safety motors are certified for installation in hazardous areas defined as Zone 1 and, optionally, “Ex tb”, Zone 21. Increased Safety “Ex eb” motors are designed to prevent the occurrence in operation (including starting & locked rotor conditions) of rcs, sparks and excessive overheating of all inner and outer surfaces of the machine which could reach the self ignition temperature of the surrounding potentially explosive atmosphere.