Low-voltage switchgear and controlgear. Contactors and motor-starters - electromechanical contactors and motor-starters (Incorporating corrigenda April 2020 and April 2021) (Superseded but remains current)

BS EN IEC 60947-4-1:2019

British Standards Institution
Low-voltage switchgear and controlgear. Contactors and motor-starters - electromechanical contactors and motor-starters (Incorporating corrigenda April 2020 and April 2021) (Superseded but remains current) Download document

Document Status

Replaced, remains current

Supplement

Mechanical & Electrical Supplement

Series

BS EN IEC

Abstract

Applies to the types of equipment whose main contacts are intended to be connected to circuits the rated voltage of which does not exceed 1,000 V a.c. or 1,500 V d.c.

History

Superseded by BS EN IEC 60947-4-1:2025. Supersedes BS EN 60947-4-1:2010+A1:2012. Identical to IEC 60947-4-1:2018, incorporating corrigenda April 2020 and April 2021. Amendment dated 31 May 2020 - Implementation of IEC corrigendum April 2020. Amendment dated 30 June 2021 - Implementation of IEC corrigendum April 2021.

ISBN

9780539178029

Subjects

  • Electrical services
  • Switchgear, fuses
  • Building services

Publisher History

With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

Accuris

We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.