KEMA-Powertest
Chalfont, PA, US
IEC 62271-111, 2019, sub-clause 7.6; IEEE C37.66-2021 sub-clause 6.3; IEC 60502-4, 2023, Table 12, 14, and 15; CENELEC HD 629-1-S3, 2019, Table 14, 17, and 18; IEEE Std C37.09-2018, sub-clause 4.8.5.3; IEEE Std C57.16-2011, sub-clause