This corrigendum corrects technical and other non-editorial errors made during the preparation of IEEE Std C37.09-1999 latest version, second printing 19 December 2005, which covers test procedures for all high-voltage circuit breakers rated over 1000 VAC. This text also includes corrections to the errata dated 19 December 2005, which adjusts Figure 17 on page 62 of the main text (under 7.2). As o...