Three unbalancedphase loads varies randomly to lead to three phases unbalance in low voltage distribution system, which brings a series of problems on power grid.
在电网中，三相负荷随机变化，产生三相不平衡，从而给电网带来了一系列的问题。
2
Three unbalancedphase loads varies randomly to lead to three phases unbalance in middle and low voltage distribution system, whi ch brings a series of problems on power grid.
在中低压配电网中，三相负荷随机变化，产生三相不平衡，从而给电网带来了一系列的问题。
3
The drive system includes motor, transmission, brake, transmission, etc... One end of the main shaft is provided with an Angle plate, which is used to indicate the unbalancedphase of the workpiece.