Ligh version without side frames.  Ball bearings mounted on electrically conductive rubber shock absorbers, inside supporting spiders.  Can be supplied with mounting feet on request.  The standard version is supplied with both inlet and outlet flanges.
Available from the size 200 up to the size 630.
The standard fan can be freely rotated, to allow installation with orientation 0, 90 or 270, as defined in ISO 13349.
