Ключевые слова: back, background, backup, bank, battery, black, blackout, capacity, circuit, connected, connection, control, controller, current, electric, electricity, electronic, emergency, energy, equipment, generation, generator, grid, home, house, industrial, inverter, lugs, out, photovoltaic, plant, plug, power, recharged, renewable, residential, service, solar, stack, storage, supply, system, technology, terminal, unit, up, volt, voltage, wind, wire,