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UL 1640:2021

UL 1640:2021

$98.80

Standard for Portable Power-Distribution Equipment

Published By Publication Date Number of Pages
UL 2021-07-14 86
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1 Scope

1.1 These requirements cover portable power-distribution equipment rated 600 volts or less and 1600 amperes maximum. They are intended for either single- or multi-phase supply and are intended to distribute power in accordance with the National Electrical Code, NFPA 70 (NEC).

1.2 These requirements cover portable power-distribution equipment intended for use in the following locations:

  1. a) Carnivals, circuses, fairs, and similar locations in accordance with Article 525 of the NEC;

  2. b) Exhibition halls in accordance with Article 518 of the NEC;

  3. c) Motion picture and television studios and similar locations in accordance with Article 530 of the NEC;

  4. d) Theaters, audience areas of motion-picture and television studios, and similar locations in accordance with Article 520 of the NEC; and

  5. e) Temporary installations at construction sites in accordance with Article 590 of the NEC.

1.3 These requirements do not cover portable power-distribution equipment:

  1. a) Intended to be mounted above or adjacent to the lighting unit it supplies. These devices are covered by the Standard for Stage and Studio Luminaires and Connector Strips, UL 1573.

  2. b) Intended to be connected to the load side of branch circuits, such as:

    1. 1) Relocatable power taps. These devices are covered by the Standard for Relocatable Power Taps, UL 1363;

    2. 2) Cord sets. These devices are covered by the Standard for Cord Sets and Power-Supply Cords, UL 817;

    3. 3) Convention-center Cord Sets. These devices are covered by the Standard for Exhibition Display Units, Fabrication and Installation, UL 2305; and

    4. 4) Current taps. These devices are covered by the Standard for Current Taps and Adapters, UL 498A.

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UL 1640:2021
$98.80