... to the requirements of customers, and can increase the soft start function. Widely used for light, heat, pressure regulating transformer equipment ... anode and cathode by the (2).2, (3) (4) for module with internal department transformer primary, there are 220 VAC and 380 ... the module; CON in 0.8 ~ 4.6 V or so for adjustable area, that is, with the increase of the control voltage ...