A 2 way switch wiring diagram with power feed from the switch light. The two way switch will have corresponding wires or screws.

Solved Shelly1 Wiring With 2 Way Switching Hotel Switch
Two way switch wiring. Logically it cant be done as both switches would need to be on for the circuit to work power the bulb that is but a two way switch system means that either switch should be able to turn on the bulb. Two way switch can be operated from any of the switch independently means whatever be the position of other switch onoff you can control the light with other switch. The three terminals are usually named com l1 and l2 but sometimes com 1 way and 2 way are also used. This method is commonly used nowadays as it is efficient than the two wire control system. One thing to remember is that the wiriing on light switches is only switching the live wires not the neutral if you see black wires or blue wires attched to the switches these are not neutrals. Black wire power or hot wire.
Before proceeding an important component called a two way light switch is the main element of the 2 way switching irrespective of the type of wiring used. When wiring a 2 way switch circuit all youre really doing is controlling the power flow switching offon to the load a light lamp outlet ceiling fan etc now a typical circuit will contain a 3 wire cable known as romex. It is a standard single pole switch with three terminals. Okay thanks for your reply i might try to canabulise the switch to put 4 connections from the old switch prob wont work as springs etc will pop out just wished i could get the switch dont suppose anyone out there has got one its a newlec but i think also branded as altowickes b and q shiny black insert with a clipon surround. You will see that there is a hot wire that is then spliced through a switch and that then goes to the hot terminal of the light. According to the schematic diagram of 2 way switch circuit above the common of both the switches are are connected with each other.
There are two methods of making 2 way switching connection one is 2 wire control and another is 3 wire control. If you look inside an existing wired in two way switch you will see quite a few wires of differing colours. Two way wiring two way switch wiring electricalwale to freinds is video me bahot hi asan tarike se one and two way wiring bataya he video ke end tak jaroor dekhe bahut intresting wiring he asha. This can be confusing. When i say 2 way swithces i mean a switch with two copper screws. Can i wire a 2 way switch to existing intermediate wiring.
The power source comes from the fixture and then connects to the power terminal. The cable consist of a black wire a white wire and a bare copper wire. Use two 2 way switches to create a two way switch system. Connect the white wire with the white wire the black wire with the black wire and either splice the red wire with the black wire or attach it to the black wires source. It is also a new method to make a 2 way switching connection as it is a little different from the two wire control method. The wires that were twisted together should be sealed with a locking wire cap.
2 way switch wiring using three wire control.