The software timely touch off thyristor and control thyristor trigger angle in controllable scope. Consequently the soft starter is better reliability, stability and veracity.

• 全数字电子软起动器的软件部分主要是如何根据需要准确及时的触发晶闸管，把晶闸管的触发角控制在可控的范围内，从而提高了软起动器的可靠性、稳定性和准确性。