Garage Radial Circuit Diagram. Floor areas of no more than 50m2 requires a 20 a fuse or miniature circuit breaker protection with 2 5 mm live and 1 5mm protective conductors or 1 5 mm if m i. This diagram shows the additional cable connected to an existing ceiling rose.
Wiring a radial circuit in this diy guide you will learn how to wire up a standard radial circuit and also ensure that it is safe by using the correct size of cable and also the correct mcb in the consumer unit. This diagram shows the additional cable connected to an existing ceiling rose. For my light installation i was planning on replacing the unused b20 mcb with a b6 and creating a radial circuit literally 3 metres of 1 5mm cable into the garage into a fused switch which i will then use to feed two external lights.
There is a ton of information on basic wiring principles on the web as well as a number of great books on the subject too.
If a single circuit with a grounding conductor either green or bare and attached to the grounding system in the house is run from the house to the garage no ground rod is required at the garage see detached garage supplied by a three wire branch circuit. If a single circuit with a grounding conductor either green or bare and attached to the grounding system in the house is run from the house to the garage no ground rod is required at the garage see detached garage supplied by a three wire branch circuit. This diagram shows the additional cable connected to an existing ceiling rose. For feeders from the house to the garage an eight foot ground rod must be driven at.
