ANSI C78.21-2011 (R2016)

ANSI C78.21-2011 (R2016) American National Standard for Electric Lamps - PAR and R Shapes

standard by American National Standards Institute, 10/21/2011

More details

Download

PDF AVAILABLE FORMATS IMMEDIATE DOWNLOAD
$86.43 tax incl.

$201.00 tax incl.

(price reduced by 57 %)

1000 items in stock

Full Description

This standard provides physical and electrical characteristics of the group of incandescent lamps that have PAR and R bulb shapes. Lamps with clear, frosted, and lens end bulbs, with clear and prescription lenses, and with various reflector coatings are covered. Lamps covered in this standard may contain either of two basic types of light sources; an incandescent filament or a tungsten halogen inner bulb. Sunlamps and heat lamps of the R type are included. Lamps with discharge arc tubes are not included.

Contact us