IEC 62613-1:2019

IEC 62613-1:2019 applies to accessories with - three phases and earth with pilot contacts, - one pole for neutral. These accessories have rated currents not exceeding 500 A and rated operating voltages not exceeding 12 kV 50/60 Hz. This second edition cancels and replaces the first edition published in 2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) extension of the scope to an unlimited number of pilot contacts (previously limited to 3); b) update of the Figures and deletion of their embedded texts; c) insertion of tables of keys whenever required by the Figures.