Pressurized motors and generators

Equipment protection level Gb and Gc for zones 1 and 2
Ex px, Ex pxe, Ex pz, Ex pze

ABB offers a wide range of high efficiency motors and generators. Our motors and generators are based on reliable designs, proven in thousands of installations, and provide high productivity in demanding conditions.

ABB's pressurized motors and generators comply with all national and international standards and requirements – including IEC, European (EN), ATEX  and NEMA.

All ABB's pressurized motors and generators are custom designed for an ideal match with each customer and application.

The design of ABB motors and generators with Ex px and Ex pz protection type is based on pressured and purged enclosure. The purging pressure is supplied by a purging system included in the motor design.


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