Ключевые слова: background, box, breaker, circuit, closeup, commercial, connect, construction, control, current, danger, design, electric, electrical, electrician, electricity, energy, equipment, fuse, industrial, industry, isolated, light, network, object, off, outdoors, panel, plug, power, professional, protection, repair, safety, security, service, stop, supply, switch, symbol, system, technical, technician, technology, transformer, turn, voltage, warning, wattage, wire,