• UL 1640

UL 1640

Portable Power Distribution Units

Underwriters Laboratories , 10/25/2012

Publisher: UL

File Format: PDF

$81.00$162.20


Please note: All interim revisions for this edition available at time of your purchase will be included.

Portable Power-Distribution Equipment

UL 1640

1 Scope

1.1 These requirements cover portable power-distribution equipment 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:
  • a) Carnivals, circuses, fairs, and similar locations in accordance with Article 525 of the NEC;
  • b) Exhibition halls in accordance with Article 518 of the NEC;
  • c) Motion picture and television studios and similar locations in accordance with Article 530 of the NEC;
  • d) Theaters, audience areas of motion-picture and television studios, and similar locations in accordance with Article 520 of the NEC; and
  • 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 intended to be mounted above or adjacent to the lighting unit it supplies.

1.4 These requirements cover power-distribution equipment rated 600 volts or less and 1600 amperes maximum. They may be intended for either single- or multi-phase supply.

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