light circuit
lighting circuit

For three entire decks, the lighting circuits had failed.

These require adjusting each lighting circuit one after the other, which can be visually unappealing and also very slow.

It is sometimes still used to connect lamps to a lighting circuit.

Evidently this part of the catacombs was on a different lighting circuit than the rest.

The spur cable can feed more than one wall light, so long as this will not overload the lighting circuit concerned (see below).

Option 3: Making a new connection to an existing lighting circuit allows new lights to have their own switch.

Why, the special lighting circuits alone cost more than I make in a month.

The lighting circuit was also part of the operation of the signalling system.

There were two lighting circuits, one fed from each of the motor cars.

Hugh ran to the right, thankful for his knowledge as an engineer of the lighting circuits.