22 km road, every 33 meters to install a street lamp, street light power 120W, attached to the LED display 60W, a total of 180W, seeking the best laying line program
If there are 20 or so parallel units. Each unit of parallel =0.18x30=5.4KW, 6mm - 10mm - copper or aluminum wire. Light controlled single-phase AC contactor 50A.
If there are 10 or so parallel units. Each unit of parallel =0.18x60=10.8KW, 16mm - 25mm - copper or aluminum wire. Light controlled single-phase AC contactor 100A.
611 lights should be divided into at least 10-20 parallel units.
