Section 8.7 Protection of HV Transformers

ABB

Section 8.7 Protection of HV Transformers

Publicado: 4 de janeiro de 2023 · Categoria: Cadernos técnicos

Deste documento

Distribution Automation Handbook Section 8.7 Protection of HV Transformers Distribution Automation Handbook (prototype) 1MRS757288 Power System Protection, 8.7 Protection of HV Transformers 2 Contents 8.7 Protection of HV/MV Transformers .................................................................................................. 4 8.7.1 Faults and Abnormal Conditions ............................................................................................. 4 8.7.1.1 ABNORMAL CONDITIONS ...................................................................................................................................................... 4 8.7.1.1.1 Overvoltage ............................................................................................................................................................ 4 8.7.1.1.2 Overload ................................................................................................................................................................. 5 8.7.1.1.3 Overexcitation ........................................................................................................................................................ 5 8.7.1.2 EXTERNAL FAULTS............................................................................................................................................................... 5 8.7.1.2.1 Shunt...