IES LM-49-12

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This guide describes the procedures by which incandescent lamps can be operated under controlled conditions to obtain optimally comparable data on individual lamp life, changes in light output, and other parameters that vary during the life of the lamp.

This document covers general service incandescent lamps, tungsten halogen, and series airport markers and street lighting lamps. Not included are automotive, miniature and sub-miniature, photo-optic lamps, and other special types. This approved method covers life testing of incandescent lamps at rated voltage or rated current.

Also available in French and Spanish.

Softcover or Secure PDF: 4 pages
Publisher: Illuminating Engineering Society (2012)
SKU: IES LM-49-12
ISBN-13: 978-0-87995-270-9
Dimensions: 8½” x 11″

Additional information

Weight 1 lbs
Dimensions 11 × 8.5 × 0.25 in

Digital, Softcover