The train heating system was powered directly from the transformer with switchble 600V, 800V and 1000V.

The effect of waves, while directly powered by the wind, is distinct from a storm's wind-powered currents.

Streetlights and holiday fixtures are powered directly from secondary distribution.

It is usually powered directly from the AC mains, while simultaneously charging a storage battery.

That energy then goes to the toy's "toy" features: It lights up and makes noises, all directly powered by the kids' energy of motion.

All life is directly or indirectly powered by solar energy.

Superchargers do not suffer this problem, because the turbine is eliminated due to the compressor being directly powered by the engine.

The train heating system was powered directly from the transformer with 1000 V over an electro-pneumatical hopper.

Some customers choose to use equipment that is powered directly by 48VDC (nominal) battery banks.

One electromagnet is powered directly by current from the incoming power lines; the other, by current drawn through the building's electrical circuits.