Now the ready board manufacturers find that many constructors do not thread according to the color code when installing the ready board.Consequence: if the wiring is not threaded according to the color code, when using the single-phase circuit, it is difficult to balance the load because it is not e

Ready board is the equipment needed by the electrical industry, which can meet the working needs of the electrical industry. Although not everyone knows much about ready board, the value and function of ready board can not be ignored in many fields. Choosing a suitable ready board is very important

1、 Index value of bare charged body:The electrical clearance between the different bare electrified bodies in the bottom pressure metal meter box and between its shell shall be greater than 20mm, and the electrical clearance between the bare electrified body in the control circuit and the metal prod

In our family life, we can't live without electricity, because electrification is very common in family life, and there are many electrical equipment in our family, so this is very important for our family life. In the process of using electricity, it is impossible for families to directly use it fr