• BS 1546:1963

BS 1546:1963

Specification for electric lamps for lighthouses

BSI Group , 04/30/1981

Publisher: BS

File Format: PDF

$95.00$190.50


Tungsten filament lamps for use in lighthouse optics and similar beam projection apparatus on d.c. or single-phase a.c. supplies. Operating voltage 100 V but some lamps for operation on 240 V mains supply and some for battery operation at 50 V. Pre-focus caps, lamp rating and reference number, dimensions, filament dimensions and shape, nominal efficiency, nominal voltage, luminance, nominal average life. Selection of lamps, duration of flash, and lamp apparatus under reduced voltage appended.

More BS Standards PDF

UL Subject 921

UL Subject 921

$75.00 $150.62

UL Subject 521

UL Subject 521

$149.00 $298.87

TIA ANSI/TIA-921-A

TIA ANSI/TIA-921-A

$61.00 $123.00

UL Subject 60745-2-4

UL Subject 60745-2-4

$85.00 $170.20