NEMA C136.5
NEMA C1365 2003-JAN-01 For Roadway and Area Lghtng Equpment - Flm Cutouts
Foreword
Film cutouts as covered by this standard shall consist of two electrodes separated both electrically and physically by one or more dielectric substances.
Scope
This standard covers operating and dimensional features of single-shot film cutouts used with series roadway lighting equipment and circuits, and function by dielectric breakdown and subsequent partial fusing of components to establish a shunting electrical circuit to bypass non-operative series roadway lighting equipment.