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ANSI C78.1406:2004

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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American National Standard for Electric Lamps—P28 Single-Contact Medium Prefocus-Based Projection Lamps for Base-Down Operation—Dimensions

Superseded date

15-05-2024

Published date

13-05-2021

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Foreword
1 Scope
2 Normative references
3 Dimensions
4 Operating Position
Appendix
 A1
 A2

Establishes the dimensions essential to interchangeability of single-contact medium prefocus-based projection lamps of T10 and T12 bulb sizes.

DocumentType
Standard
PublisherName
National Electrical Manufacturers Association
Status
Superseded
SupersededBy

ANSI C78.1 : 91(R1996) 18W, 24-27W, 36-39W, 40W RAPID-START SINGLE-ENDED FLUORESCENT LAMPS WITH 2G11 BASES
ANSI C81.61 : 2017 ELECTRIC LAMP BASES - SPECIFICATIONS FOR BASES (CAPS) FOR ELECTRIC LAMPS
ANSI C78.370 : 1997(R2003) American National Standard for Method of Designation for Electric Lamps—Photographic, Stage and Studio

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