BS 4945:1973

Specification for miners' cap lamp assemblies (incorporating lead-acid type batteries)

BSI Group , 02/27/1987

$132.00 $264.16

Specifies cap lamp assemblies and also, separately, batteries, headpieces and cables, stating design, construction and testing requirements. Gives details for light sources; describes impact test apparatus and battery life test. Typical illustrations and basic dimensions.