Ключевые слова: alternating, automated, automatic, box, breaker, button, cabinet, circuit, circuitry, connect, connection, connector, connector nest, contact, control, distribution, electric, electrical, electricity, electronic, engineering, function, fuse, intelligent, locker, panel, plastic, plug, plug nest, power, programmable, programming relay, rack, relay, row, scheme, substation, supply, switch, switchboard, switcher, system, time, timer, timing relay, unit, voltage, watt, wire, wired,