Customer Support: +353 (0)1 857 6730

Corporate Website About Us
  • There are no items in your cart
Please enter a keyword to search
Advanced search
Home
NEMA
ANSI C78.1421-2002

ANSI C78.1421-2002

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

American National Standard for Dimensions and Centering Systems for Projection Lamps—35 mm Integral Reflector, Rim Reference Lamps with GZ4 Bases

Superseded date

17-04-2023

Published date

20-10-2004

Publisher

National Electrical Manufacturers Association

Forward
1 Scope
2 Normative references
3 Related components
  3.1 Identification
  3.2 Bases
  3.3 Holding systems
4 Lamp dimensions
5 Centering devices
  5.1 Critical dimensions
  5.2 Precise centering system
  5.3 Alternative centering system
Figures
Annexes
Annex A (Informative) Additional references

Specifies lamp dimensions of 35 mm (1.38 in.) diameter integral reflector rim reference projection lamps with GZ4 bases so that interchangeability with the appropriate holding systems will be ensured.

DocumentType
Standard
PublisherName
National Electrical Manufacturers Association
Status
Superseded
SupersededBy

ANSI C81.64:2005 (R2014) American National Standard—Guidelines and General Information for Electrical Lamp Bases, Lampholders and Gauges

ANSI C78.1451-2002 American National Standard for Electric Lamps—Use of Protective Shields with Tungsten Halogen (TH) Lamps—Cautionary Notice
ANSI C81.61 : 2017 ELECTRIC LAMP BASES - SPECIFICATIONS FOR BASES (CAPS) FOR ELECTRIC LAMPS
ANSI C78.1450 : 1983(R2002) American National Standard for Projection Lamps, Incandescent—Method for Life Testing
ANSI C78.1417-1997 American National Standard for 1.65 in. (42 mm) Integral Reflector, Rim Reference Projection Lamps with GX5.3 or GY5.3 Bases—Dimensions and Centering Systems
ANSI C78.682:1997(R2016) American National Standard for Electric Lamps—Standard Method of Measuring the Pinch Temperature of Quartz Tungsten-Halogen Lamps
ANSI C78.1413:2001 American National Standard for Dimensions and Centering Systems for Projection Lamps—51 mm (2 in.) Integral Reflector, Rim Reference Lamps with GX5.3, GY5.3 and GU5.3 Bases
ANSI C78.370 : 1997(R2003) American National Standard for Method of Designation for Electric Lamps—Photographic, Stage and Studio
ANSI C81.63 : 2007(R2014) GAUGES FOR ELECTRIC LAMP BASES AND LAMPHOLDERS

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.

Get in touch with us