There are four (three-phase) plug
For household appliances (such as washing machines) with electrical shock to plug the power supply, use a socket with a switch to disconnect the power supply.
For the convenience of plugging, a 86mm × 86mm unit panel, the combination of the best number of two socket, up to (including the switch) no more than three, or use 146 panel porous socket;
its distribution circuit and power supply should be selected according to the actual capacity
General single-phase power socket rated current of 10A, dedicated power outlet for the 16A, special high-power household appliances
The rated current of the power outlet should be greater than 1.25 times the rated current of the known equipment
