IEEE C37.22-2003 PDF
This standard provides preferred ratings for indoor AC medium-voltage switches used in metal-enclosed switchgear.
Please note, while this standard was adopted by IEEE in 2003 and designated as C37.22-2003, the actual cover page of the publication remains listed as originally published, C37.22-1997
New IEEE Standard – Superseded. This standard provides preferred ratings for indoor AC medium-voltage switches used in metal-enclosed switchgear.