IEEE C37.04-2018/Cor 1-2021

This corrigendum will address the following errors in C37.04-2018. - The scope of the published document does not match the scope of the PAR which created the document. Correct a??rated nominal voltagea?? to a??rated maximum voltagea?? to match original PAR and usage of terminology applied in other switchgear committee documents. - Correct references and terms used by both C37.04 and C37.09 so they are identical. - Clause 5.9 and 5.9.1 headers have identical text, modify to make clear the hierarchy. - Clause 4.1.2 is missing text required for clear meaning. - Other minor typographical or grammatical errors.