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(3)主电路电线选择选择主电路电线的大小与一般的电力线一样,也必须对电流容量、短路保护、电线压降等研讨后决定。变频器输入电流的有效值,根据变频器的输入功
(3) Selection of Main Circuit Wire Selection The size of the main circuit wire is the same as that of a normal power line. It is also necessary to discuss the current capacity, short-circuit protection and wire voltage drop. Inverter input current RMS, according to the input power of the inverter