SC 121A: Low-voltage switchgear and controlgear

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  1. MOST RECENT

    IEC 60715 Ed. 2.0 b:2017▹

    Dimensions of low-voltage switchgear and controlgear - Standardized mounting on rails for mechanical support of switchgear, controlgear and accessories

    standard by International Electrotechnical Commission, 07/28/2017.

    Languages: English, French

    Historical Editions: IEC 60715 Ed. 1.0 b:1981

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  2. MOST RECENT

    IEC 60947-1 Ed. 6.0 b:2020▹

    Low-voltage switchgear and controlgear - Part 1: General rules

    standard by International Electrotechnical Commission, 04/22/2020.

    Languages: English, French

    Amendments, rulings, and supplements: IEC 60947-1 Ed. 6.0 b Cor.2:2024, IEC 60947-1 Ed. 6.0 b Cor. 1:2022

    Historical Editions: IEC 60947-1 Ed. 5.2 b:2014, IEC 60947-1 Ed. 5.1 b:2011, IEC 60947-1 Ed. 5.0 b:2007, IEC 60947-1 Ed. 4.0 b:2004

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  3. MOST RECENT

    IEC 60947-1 Ed. 6.0 b Cor. 1:2022▹

    Corrigendum 1 to Low-voltage switchgear and controlgear - Part 1: General rules

    Amendment by International Electrotechnical Commission, 12/01/2022.

    Languages: English, French

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  4. MOST RECENT

    IEC 60947-1 Ed. 6.0 b Cor.2:2024▹

    Corrigendum 2 to Low-voltage switchgear and controlgear - Part 1: General rules

    Amendment by International Electrotechnical Commission, 04/01/2024.

    Languages: English, French

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  5. MOST RECENT

    IEC 60947-2 Ed. 5.1 b Cor.1:2019▹

    Corrigendum 1 - Low-voltage switchgear and controlgear - Part 2: Circuit-breakers

    Corrigenda by International Electrotechnical Commission, 10/11/2019.

    Languages: English, French

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  6. MOST RECENT

    IEC 60947-3 Ed. 4.0 b:2020▹

    Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units

    standard by International Electrotechnical Commission, 04/22/2020.

    Languages: English, French

    Amendments, rulings, and supplements: IEC 60947-3 Ed. 4.0 b cor.1:2020

    Historical Editions: IEC 60947-3 Ed. 3.2 b:2015, IEC 60947-3 Ed. 3.1 b:2012, IEC 60947-3 Ed. 3.0 b:2008, IEC 60947-3 Ed. 2.2 b:2005

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  7. MOST RECENT

    IEC 60947-3 Ed. 4.0 b cor.1:2020▹

    Corrigendum 1 to Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units

    Amendment by International Electrotechnical Commission, 10/01/2021.

    Languages: English, French

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  8. MOST RECENT

    IEC 60947-4-1 Cor.2 Ed. 4.0 b:2021▹

    Corrigendum 2 - Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters

    Corrigenda by International Electrotechnical Commission, 04/20/2021.

    Languages: English, French

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  9. MOST RECENT

    IEC 60947-4-1 Ed. 4.0 b Cor.1:2020▹

    Corrigendum 1 - Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters

    Corrigenda by International Electrotechnical Commission, 04/22/2020.

    Languages: English, French

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  10. MOST RECENT

    IEC 60947-4-2 Ed. 4.0 b:2020▹

    Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters

    standard by International Electrotechnical Commission, 06/26/2020.

    Languages: English, French

    Historical Editions: IEC 60947-4-2 Ed. 3.0 b:2011, IEC 60947-4-2 Ed. 2.2 b:2007, IEC 60947-4-2 Ed. 2.1 b:2002

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