It is not particularly difficult to extend a ring main but you must remember that certain rules apply about the floor area and length of cable one ring main may serve and use.
Socket ring main wiring.
Add a spur socket to ring main.
The main purpose of a spur is adding an extra socket on to an existing ring main circuit.
The ordinary wall sockets around the house are normally connected to a ring circuit also referred to as a ring main.
The ring starts at the consumer unit also known as fuse box distribution board or breaker box visits each socket in turn and then returns to the consumer unit.
Ring main and spurs.
As you can see it eliminates the need to wire a socket all the way back to the a consumer unit but the nearest ring main socket is used instead.
Ring mains as they are called are a series of cables linked together starting and terminating at the same point in a distribution board.
If you need extra sockets in a new room or turn an old room into an office it may not be possible to add extra sockets from your existing ring main.
Design and protection for ring main circuits.
They are not so common in the uk but are used extensively abroad as the ring main or final ring circuit does have it s drawbacks.
Ring circuits as used in the uk for socket outlets.
This video shows you how sockets are wired in the home.
Its simplicity makes it a great arrangement for that use.
How to wire a spur socket to ring circuit.
How to wire sockets in your home ring circuit.
Wiring a socket correctly in a final ring circuit or ring main.
The other type of circuit used to power your home is a radial circuit.
The ring is fed from a fuse or circuit breaker in the consumer unit.
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