IEC 62271-101:2012 mainly applies to a.c. circuit-breakers within the scope of IEC 62271-100. It provides the general rules for testing a.c. circuit-breakers, for making and breaking capacities over the range of test duties described in 6.102 to 6.111 of
DS/EN 62271-101:2013 history
2021DS/EN IEC 62271-101:2021 High-voltage switchgear and controlgear – Part 101: Synthetic testing