NEMA C136.21 For Roadway and Area Lighting Equipment - Verticle Tenons Used with Post Top-mounted Luminaires
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NEMA C136.21 Document Information:
Title
For Roadway and Area Lighting Equipment - Verticle Tenons Used with Post Top-mounted Luminaires
National Electrical Manufacturers Association
Publication Date:
Jan 1, 2004
Scope:
This standard covers the attachment features of vertical tenons on
pole tops or brackets used in
roadway and area lighting that permit the interchangeability of
post-top-mounted luminaires.
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