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ANSI C78.20:2003(R2007)

ANSI C78.20:2003(R2007)

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 Electric Lamps—A, G, PS, and Similar Shapes with E26 Medium Screw Bases

Available format(s)

Hardcopy , PDF

Superseded date

03-29-2023

Language(s)

English

Published date

01-01-2007

Publisher

National Electrical Manufacturers Association

Foreword
Part I General Information
1 Scope
2 Normative References
3 Definitions and abbreviations
4 Lamp designations
5 Bulb designations
6 Bulb finish
7 Lamp space drawings
8 Electrical Characteristics
9 Requirements
10 Information for Luminaire Design
11 Assessment
12 Sampling
Part II Lamp Classes
Tables
Part III Lamp Space Drawings
Annexes
 Annex A Qualifying Limit Tables
 Annex B Statistics Concepts and Basis of this Standard
 Annex C Bibliography
 Annex D Information References

Sets forth the physical and electrical characteristics of the group of incandescent lamps that have A, G, PS, and similar bulb shapes with E26 medium screw bases, including the reduced-wattage versions.

DocumentType
Standard
Pages
0
PublisherName
National Electrical Manufacturers Association
Status
Superseded
SupersededBy

CSA C870 : 2012 : INC : UPD 1:2013 PERFORMANCE OF GENERAL SERVICE LAMPS
CSA C870:2012 PERFORMANCE OF GENERAL SERVICE LAMPS
CAN/CSA-C870-12 (R2017) Performance of general service lamps
ANSI C78.60432:1:2007 American National Standard for Electric Lamps—Incandescent Lamps—Safety Specifications, Part 1: Tungsten Filament Lamps for Domestic and Similar General Lighting Purposes
CAN/CSA-C871-13 (R2018) Performance of LED replacement lamps
NEMA SSL 4:2012 Retrofit Lamps—Minimum Performance Requirements
ANSI C78.21 : 2011(R2016) American National Standard for Electric Lamps—PAR and R Shapes

ANSI C78.210 : 49 A-19 BULB, MEDIUM SCREW BASE (OVERALL LENGTH MAXIMUM 4-1/4 INCHES, MINIMUM 3-7/8 INCHES),
ANSI C78.110 : 1976 TRAFFIC SIGNAL INCANDESCENT LAMPS FOR 120-,125-, AND 130-VOLT CIRCUITS,
IES LM 54 : 2012 IES GUIDE TO LAMP SEASONING
ANSI C81.62 : 2017 ELECTRIC LAMPHOLDERS
ANSI C78.100 : 1976 GENERAL SERVICE INCANDESCENT LAMPS FOR 120-,125-,AND 130-VOLT CIRCUITS,
IEC 60432-1:1999+AMD1:2005+AMD2:2011 CSV Incandescent lamps - Safety specifications - Part 1: Tungsten filament lamps for domestic and similar general lighting purposes
ANSI C78.101 : 1956 GENERAL SERVICE INCANDESCENT LAMPS FOR 230-,AND 250-VOLT CIRCUITS,
ANSI C78.221 : 49 PS-30 BULB, MEDIUM SCREW BASE,
ANSI C78.23:1995(R2003) American National Standard for Incandescent Lamps—Miscellaneous Types
ANSI C78.206 : 49 A-19 BULB, MEDIUM SCREW BASE (OVERALL LENGTH MAXIMUM 3-15/16 INCHES, MINIMUM 3-9/16 INCHES),
ANSI C78.218 : 1976 A-23 BULB, MEDIUM SCREW BASE, INCANDESCENT LAMPS (OVERALL LENGTH MAXIMUM 6-1/16 INCHES, MINIMUM 5-9.16 INCHES),
ANSI C78.205 : 49 A-17 BULB, MEDIUM SCREW BASE,
ANSI C78.203 : 49 S-14 BULB, MEDIUM SCREW BASE,
ANSI C78.103 : 1976 LAMPS, ELECTRIC-STREET RAILWAY SERVICE,
ANSI C78.253 : 1976 A-23 BULB, MEDIUM SCREW BASE, INCANDESCENT LAMPS (OVERALL LENGTH MAXIMUM 6-5/16 INCHES, MINIMUM 5-7/8 INCHES),
ANSI C81.61 : 2017 ELECTRIC LAMP BASES - SPECIFICATIONS FOR BASES (CAPS) FOR ELECTRIC LAMPS
ANSI C78.21 : 2011(R2016) American National Standard for Electric Lamps—PAR and R Shapes
ANSI C78.227 : 1976 A-23 BULB, DOUBLE CONTACT MEDIUM SCREW BASE (OVERALL LENGTH 5-15/16 INCHES),
ANSI C78.220 : 49 PS-25 BULB, MEDIUM SCREW BASE,
ANSI C78.217 : 49 A-21 BULB, MEDIUM SCREW BASE (OVERALL LENGTH MAXIMUM 4-15/16 INCHES, MINIMUM 4-9.16 INCHES),
ANSI C78.105 : 1976 SPOTLIGHT AND FLOODLIGHT SERVICE, 120,125, AND 130 VOLTS,
ANSI C78.215 : 49 A-21 BULB, MEDIUM SCREW BASE (OVERALL LENGTH MAXIMUM 4-7/16 INCHES, MINIMUM 4-1/8 INCHES),
ANSI C78.102 : 49 LAMPS, ELECTRIC-TRAIN, LOCOMOTIVE, AND COUNTRY HOME SERVICE 30-34 AND 60-64 VOLTS,
ANSI C78.233 : 49 G-30 BULB, MEDIUM SCREW BASE,
ANSI C78.211 : 49 A-19 BULB, MEDIUM SCREW BASE (OVERALL LENGTH MAXIMUM 4-7/16 INCHES, MINIMUM 4-1/16 INCHES),
ANSI C78.262 : 1971 A-21 BULB, MEDIUM SCREW BASE (OVERALL LENGTH 5-1/2 INCHES),
ANSI C78.216 : 1971 A-21 BULB, MEDIUM SCREW BASE (OVERALL LENGTH 5-5/16 INCHES),
ANSI C78.226 : 49 P-25 BULB, MEDIUM SCREW BASE,
ANSI C78.30 : 1997(S2018) American National Standard for Electric Lamps—Procedure for Use in Preparation of Lamp Space Drawings
ANSI C78.204 : 49 A-15 BULB, MEDIUM SCREW BASE,
IES LM 45 : 2015 METHOD FOR THE ELECTRICAL AND PHOTOMETRIC MEASUREMENT OF GENERAL SERVICE INCANDESCENT FILAMENT LAMPS
ANSI C79.1:2002 American National Standard for Nomenclature for Glass Bulbs Intended for Use with Electric Lamps
UL 496:14ED 2017-09 Lampholders
ANSI C78.201 : 49 S-11 BULB, MEDIUM SCREW BASE,
ANSI C78.22:1995 (R2003) American National Standard for Incandescent Lamps—A, G, PS and Similar Shapes with E39 Mogul Screw Bases
ANSI C81.63 : 2007(R2014) GAUGES FOR ELECTRIC LAMP BASES AND LAMPHOLDERS

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Hardcopy - English
PDF - English
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