UNE-EN IEC 62271-100:2021 High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers (Endorsed by Asociación Española de Normalización in October of 2021.)
2022UNE-EN IEC 62271-100:2021/AC:2022-09 High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers (Endorsed by Asociación Española de Normalización in October of 2022.)
2021UNE-EN IEC 62271-100:2021 High-voltage switchgear and controlgear - Part 100: Alternating-current circuit-breakers (Endorsed by Asociación Española de Normalización in October of 2021.)