Series Street Lighting System - Study Guide
Series Street Lighting System explains how series street lighting systems are designed, operated, and maintained. Using simple schematics, it describe their circuits and components: primary oil switches, relay controls, timing switches, photocells, isolating transformers, incandescent lamps, mercury vapor lamps.
5-1/2" x 8-1/2"Ā 40 pagesĀ By Alexander Publications
Item Code: SSL-STU