Indoor socket generally have several?
Power outlet form of the power outlet is mounted and concealed; general type and safety type, single-phase two holes, single-phase three-hole, three-phase four-hole socket, according to the load selection socket.
so should set the power outlet. The power outlet should be powered by an independent branch and the leakage protector should be installed on the socket slip.
Indoor in addition to lighting equipment, there are small-capacity power tools, household appliances, etc., because they are not fixed,
There are 2 holes, 3 holes, and 2 holes and 3 holes together, there are with the switch above, there are with insurance tube, there are double 3 holes, about 10 or so.
