New edition of IEC 62683 for Low-voltage switchgear and controlgear published

IEC 62683:2015 for Product data and properties for information exchange for Low-voltage switchgear and controlgear is now published. This second edition cancels and replaces the first edition published in 2013. This edition constitutes a technical revision

It establishes the reference dictionary of the general description of low-voltage switchgear and controlgear classes based on defined properties. This present edition includes the following significant technical changes with respect to the first edition: a) new descriptions of 41 classes for the families of circuit-breakers and their associated devices (ACC2xx), switches and disconnectors (ACC3xx), control switches (ACC5xx) and terminal blocks (ACC7xx) in addition to 14 classes for motor-starters of the first edition; b) new associated properties and value lists necessary for the new classes; c) three new blocks of properties: ACC017 Head of the control circuit device, ACC018 Light block of the control circuit device and ACC041 Over-current release; d) use of LEVEL_TYPE for replacing minimum and maximum properties into a single property with two values.

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