Historical
ANSI/NEMA C29.2B-2013
Insulators - Wet Process Porcelain and Toughened Glass - Transmission Suspension Type
Covers transmission suspension-type insulators, 9 inches (228.6 millimeters) in diameter and larger, made of wet-process porcelain or of toughened glass and used in the transmission of electrical energy. ANSI C29.2-2012 has now been divided into two parts; C29 A and C29 B, where insulators with shell diameters less than 9 inches (228.6 mm) now are covered by C29.2A and those with shell diameters of at least 9 inches (228.6 mm) now are being covered by C29.2B.
Content Provider
NEMA: National Electrical Manufacturers Association [nema]