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IEC 60934:2019 RLV ed4.0
Circuit breakers for equipment (CBE)
363 стр.
Печатная копияЭлектронный (pdf)
681.41 CHF (включая НДС 20%)
29.120.50 Fuses and other overcurrent protection devices / Плавкие предохранители и другие защитные устройства при перегрузках29.120.40 Switches / Переключатели
IEC 60934:2019 RLV contains both the official IEC International Standard and its Redline version. The Redline version is not an official document, it is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.

IEC 60934:2019 is applicable to mechanical switching devices designed as "circuit‑breakers for equipment" (CBE) for household and similar applications. CBEs according to this document are intended to provide protection to circuits within electrical equipment including its components (e.g. motors, transformers, internal wiring). This document covers also CBEs applicable for protection of electrical equipment in case of undervoltage and/or overvoltage. This document also covers CBEs which are suitable for isolation. This fourth edition cancels and replaces the third edition published in 2000, Amendment 1:2007 and Amendment 2:2013. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) clarifications for type testing purposes.