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How To Wire A Volex Light Switch - This type of switch is used where switches manipulate the identical light, including at the top and bottom of a stairway. You can use it as a one way transfer, by using the use of the com and l1 terminals most effective. In position 1 (whilst the switch is down or ‘on’), com and l1 are linked together (similar to the only manner switch). In function 2 (when the switch is up or ‘off’), com and l2 are related together.
Every of the gangs (or switches) above in fig 2 (of which there are two) work like this (fig three): in function 1 (when the transfer is down or ‘on’), com and l1 are related together (just like the one way transfer). In role 2 (when the transfer is up or ‘off’), com and l2 are linked together. All earth wires need to connect with the earth terminal inside the switch returned-box and if you are using metallic switches there have to be a loop from this earth terminal to the only on the switch plate (see be aware a on fig 2). Now recall fig 2 once more, the live feed leaves the consumer unit (fuse board) and runs round the house to the downstairs switch, it then runs upstairs to the second switch, up via the mild. The direction to impartial may additionally well run around the upstairs lighting circuit before making its way again downstairs to the client unit. Bingo, we've just grew to become our home into a big induction loop perfectly designed to intervene with all sorts of things:.