... trigger thyristor phase, Namely single-phase ac voltage to realize the. According to the requirements of customers, and can increase the soft start ... , CON for control terminals, + 5 V for internal auxiliary power output, and only for potentiometer manual adjustment control use. (1 ... rated voltage is 36 VAC, to custom 75 A low voltage output type, type of single-phase voltage HY-H50D75 module, which (1 ...