Railway applications - Axleboxes - Lubricating greases Ingestion-build-73935 For mechanical seals

For mechanical seals

BS 8520-2 applies to NPUs designed to create negative pressure within a portable decontamination unit facility or working enclosure and two-part NPUs

Other elements do not generally interfere

Note 2: BS EN 12649 is not applicable to machines that are manufactured before the date of publication of BS EN 12649 by CEN

Concert Halls for general usage

Railway applications - Axleboxes - Lubricating greases Ingestion-build-73935 For mechanical seals1 Scope This European Standard specifies the quality requirements of greases intended for the lubrication of axlebox rolling bearings according to EN 12080, required for reliable operation of trains on European networks. It covers the approval procedure for a not yet approved grease, the management of modification for an approved grease and the method of quality batch control of the grease. The grease requirements are given for two speed classes.