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AS/NZS 61439.3:2016

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Low-voltage switchgear and controlgear assemblies - Part 3: Distribution boards intended to be operated by ordinary persons (DBO)

Defines the specific requirements for distribution boards intended to be operated by ordinary persons (DBO). DBOs have the following criteria: intended to be operated by ordinary persons (e.g. switching operations and replacing fuse-links); outgoing circuits contain protective devices, intended to be operated by ordinary persons; rated voltage to earth does not exceed 300 V a.c.; rated current (Inc) of the outgoing circuits does not exceed 125 A and the rated current (InA) of the DBO does not exceed 250 A; enclosed, stationary and for indoor or outdoor use. It is to be read in conjunction with AS/NZS 61439-1:2016. Adopted with national modifications from IEC 61439-3, Ed. 1.0 (2012).

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Related Information

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  • AS/NZS 60947.1:2021

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

  • AS/NZS 61439.1:2016

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

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    Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies

  • AS/NZS 61439.4:2016


    Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies for construction sites (ACS)

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Pages: 32

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AS/NZS 61439.3:2016

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$132.30 NZD
HardCopy
$147.00 NZD
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