Ключевые слова: ampere, automatic, box, breaker, button, buttons, cabinet, cable, checking, circuit, circuits, closeup, component, connect, construction, control, current, cycle, danger, detector, device, devices, distribution, electric, electrical, electrician, electricity, electronics, energy, equipment, fuse, fusebox, hand, home, house, industrial, inspector, installation, man, meter, panel, plow, power, protect, repair, switch, switchboard, system, voltage, volts,