Bt telephone extension socket wiring diagram. Cable after the bt master socket if bt holds ownership. A telephone extension should never be installed in a bathroom or shower room. Hi this video is a very quick example of how to wire up a nte5 master socket as found in the uk on bt and virgin media telephone lines. How to install a bt openreach nte5c master socket on new wiring.
For much more detail then please watch my longer 22 minute. We can shift or re route telephone extension wiring tidy up old loose existing wires. This picture shows a conventional telephone extension socket correctly wired with the stripey cable. Master sockets should not normally be used for extensions.
The wiring diagram for a master lju socket is shown here. Contrary to how it might seem c1 is connected to terminals 2 3 not 1 4. Feed the cable through each socket box entry hole and leave about 200mm. The reason this is so is that everything on your side of the master is your problem.
You must have one of these at the point at which bt wiring ends and yours begins. House telephone wiring uses cable containing six 05mm diameter solid conductors. Run the cables to the extension socket positions in accordance with your plan. We can move a broadband phone socket or telephone extension socket to a new position move or disconnect wiring if you are having building work done.
Bt solid colour telephone wiring colour code. This socket is connected to the latest solid colour coded bt internal cable which oddly is the same colour code as very early bt cable. Note that the pictorial view shown above only serves to indicate the two differing types of sockets and wiring connections. Everything on bts side including the master line box itself is bts problem.
Uk law states that the telephone master socket must be fitted by the phone company but extensions may be added after this up to 50 yards away from the master socket. Telephone cable should always run at least 2 inches away from other domestic electrical cables. Bt stripey telephone wire colour code. All extension sockets are like this.
This is what a typical master socket looks like. How to install a telephone extension on a bt openreach nte5c master socket. If you need the phone cable re locating or the telephone socket wiring altered we can help. The master line box is the demarcation point between your telephone equipment wiring and bts exchange line.