ANSI C78.682:1997(R2016)

Superseded

View Superseded by

American National Standard for Electric Lamps—Standard Method of Measuring the Pinch Temperature of Quartz Tungsten-Halogen Lamps

Available format(s)

Hardcopy , PDF

Superseded date

29-03-2023

Language(s)

English

Published date

01-05-2017

Publisher

National Electrical Manufacturers Association

Foreword
1 Scope
2 Normative References
3 Pertinent measurements
4 Electrical Supply Characteristics - Test Ballast Measurement
   Circuits
5 Electrical Supply Characteristics - Reference Ballast
   Measurement Circuits
6 Ambient Conditions For Lamp Measurements
7 Test Measurement Circuits
8 Electrical Instruments
9 Open Circuit Voltage
10 Starting Current for Instant Start and Rapid
   Start Ballasts
11 Input Power Factor
12 Ballast Factor
13 Ballast Efficiency Factor (BEF)
14 Ballast Regulation
15 Current Measurements
16 Cathode Heating - Voltage Requirements
17 Cathode Heating - Reheat Current Requirements
18 Starter Terminal Voltage
19 Starting Capacitor

Specifies details of the type of thermocouple to be used to measure the pinch temperature of quartz-tungsten-halogen lamps, the methods of preparation of the lamp and thermocouple, and the measurement to be made.

DocumentType	Standard
Pages	19
PublisherName	National Electrical Manufacturers Association
Status	Superseded
SupersededBy	ANSI C78.682:1997(S2022)

ANSI C78.1434:2001	American National Standard for Condensing Dichroic Coated Integral Reflector Side-Pin Tungsten Halogen (TH) Projection Lamps with GX7.9 Bases
ANSI C78.1500:2001	American National Standard for Tungsten Halogen (TH) Lamps with a Light Center Length (LCL) of 89 mm (3½ in.)
ANSI C78.1421-2002	American National Standard for Dimensions and Centering Systems for Projection Lamps—35 mm Integral Reflector, Rim Reference Lamps with GZ4 Bases
ANSI C78.1420 : 2001	MICROFILM PROJECTION LAMPS - TWO-INCH (51 MM) DICHROIC COATED INTEGRAL REFLECTOR, RIM REFERENCE, TUNGSTEN HALOGEN LAMPS WITH GX5.3 BASES
ANSI C78.1505:2001	American National Standard for Tungsten Halogen (TH) Lamps with G38 Bases and 127 mm Light Center Length (LCL)
ANSI C78.260:2002	American National Standard for Tubular Tungsten Halogen (TH) Lamps—Physical Characteristics
ANSI C78.1433:2001	American National Standard for 2 in. (51 mm) Dichroic Coated Integral Reflector, Rim Reference Tungsten Halogen (TH) Large-Screen Projection Lamps with GX5.3 Bases
ANSI C78.1504:2001	American National Standard for Tungsten Halogen (TH) Lamps with P28 Bases and 55.5 mm Light Center Length (LCL)
ANSI C78.1408:2004(R2015)	American National Standard for Electric Lamps—CBA Projection Lamp
ANSI C78.1503:2001	American National Standard for Tungsten Halogen (TH) Lamps with G9.5 Bases and 60.5 mm Light Center Length (LCL)
ANSI C78.1435:2002	American National Standard for Projection Lamps—Tungsten Halogen Lamps with G5.3 Bases