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Thread: COC for cable connection before switching on?

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    COC for cable connection before switching on?

    I am required to replace a worn 16 mm cable feeding from the main munc. supply to the house connection, after paying the elect. dept and making an appointment for the elect inspector to switch off to do the work ,he told me that before switching on the supply, he will need a copy of a COC.
    My question is how do you supply a COC immediately after the connection is done, he only wants the COC for the cable joint?, under normal circumstances we do the whole premises. also read elsewhere in the thread that only a full COC is to be supplied.
    I have to send it the the ECB to get a DOL copy, and this will take some time?

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    Platinum Member Derlyn's Avatar
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    You do not need to supply a COC for the whole premises.

    Megger the cable and check continuity and supply a coc for the supply cable only.

    Perfectly in order.

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    Platinum Member Derlyn's Avatar
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    The contractors who are changing the prepaid meters supply a coc for the meter only. Same story.

    If you pull in a new geyser circuit, you supply a coc for that circuit only, not the whole installation. Same story.

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    If you pull in a new geyser circuit, you supply a coc for that circuit only, not the whole installation. Same story.
    The electrical installation regulations have a slightly differing point of view on that.
    2.8.2 (c) (i)

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    Quote Originally Posted by Leecatt View Post
    The electrical installation regulations have a slightly differing point of view on that.
    2.8.2 (c) (i)

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    Are you referring to this reg pasted below?

    Subregulation (1) shall not apply to an electrical installation that existed prior to 23 October 1992, and where there was no change of ownership after 1 March 1994: Provided that, if any addition or alteration is effected to such an electrical installation, the user or lessor of the electrical installation, as the case may be, shall obtain a certificate of compliance for the whole electrical installation, whereafter the provisions of subregulation (1) shall be applicable to such electrical installation.


    It does not mean that we need to test the complete installation for free - What we do need to do is notify the owner that he does not have a certificate for the installation and give a price to carry out the testing needed - If he does not accept the quotation then the responsibility falls onto them.The responsibilty to get the certifiate falls onto them the minute the ask somebody to do any work and knowingly dont have a COC for the complete installation

    Where any addition or alteration has been effected to an electrical installation for which a certificate of compliance was previously issued, the user or lessor of such electrical installation shall obtain a certificate of compliance for at least the addition or alteration.

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    I was referring to the following, part c (i)

    2.8.2 Sub-regulation 2
    A registered person may issue a certificate of compliance accompanied by the required test report only after having satisfied himself or herself by means of an inspection and test that
    (a) a new electrical installation complies with the provisions of regulation 5(1) and was carried out under his or her general control; or
    (b) an electrical installation which existed prior to the publication of the current edition of the health and safety standard incorporated into these Regulations in terms of regulation 5(1 ), complies with the general safety principles of such standard; or
    (c) an electrical installation referred to in paragraph (b), to which extensions or alterations have been effected, that

    (i) the existing part of the electrical installation complies with the general safety principles of such standard and is reasonably safe, and

    (ii) the extensions or alterations effected comply with the provisions of regulation 5(1) and were carried out under his or her general control.

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    Platinum Member Derlyn's Avatar
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    Reading the original post again, I have a question.

    The Coc covers the installation from point of control to the point of consumption. The supply cable that was referred to falls outside this area.

    Who takes responsibility for parts of the reticulation system outside the part covered by sans 10142 ?

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    Quote Originally Posted by Derlyn View Post
    Reading the original post again, I have a question.

    The Coc covers the installation from point of control to the point of consumption. The supply cable that was referred to falls outside this area.

    Who takes responsibility for parts of the reticulation system outside the part covered by sans 10142 ?
    I've always pondered this same question. I have learned that the owner of the house is responsible for payment for installation of the cable from the pole to the house.
    I would imagine that the electrician that they hire to install the cable must be responsible for its installation and safety. But you are correct, it does not form part of the certificate of compliance.

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    Platinum Member Derlyn's Avatar
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    I have heard that the property owner is responsible for the supply cable from where it enters the property. Ie on inside of boundary wall it's the owners responsibility but outside the boundary wall, not.

    The coc question, however, stiĺl remains unanswered. I wonder if the municipal inspector knows that a coc issued for anything before the point of control is invalid.

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