IEEE C37.20.7-2017/Cor 1-2021
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IEEE Guide for Testing Switchgear Rated up to 52 kV for Internal Arcing Faults¿¿¿Corrigendum 1
This Corrigendum provides test current calibration information specific to testing faults initiated as a two-phase event as instructed in Case 3 of 5.4.3 Arc-initiating wire placement.
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