Electrical power supply apparatus other than generators; solar and battery power supply apparatus; uninterruptible power supply apparatus; electricity generating solar cells and panels; alternating current and direct current power installations; apparatus for the supply of electricity; transportable power supply apparatus; power supply and distribution apparatus for use in electrical systems

Power distribution; supply of electricity to others from electricity generating equipment and installations

Power generation; generation of electricity; generation of electricity for others from electricity generating installations and equipment; generation of electricity from gas and solar cells or panels