1 Scope

1.1 These requirements cover temporary lighting strings rated not more than 20 A, 125 V, intended for indoor and outdoor use to provide temporary illumination during the period of construction, remodeling, maintenance, repair, or demolition of buildings or structures, or similar activities, in accordance with the Canadian Electrical Code (CE Code), Part I, CSA C22.1, Section 76, and the U.S. National Electrical Code (NEC), ANSI/NFPA 70, Article 590.

1.2 These requirements cover temporary lighting strings consisting of a factory assembly of flexible cord, or cable, incorporating at least two non-replaceable light sources or two lampholders provided with lamp guards. The complete assembly is intended for connection to a branch circuit.

Summary of Topics

The January 28, 2019 revision of UL 1088/ULC-S1088, contains the following changes in requirements:

Construction requirement revision

This is a ULC/UL Binational Standard and the requirements contained in ANSI/UL-1088 are identical to the First Edition of CAN/ULC-S1088 used in Canada. There are some requirements that are unique to one country or the other and these have been identified as country-specific.