1.JJR2-15KW-Z Soft starter device 2.Intelligent,digital,SCM control 3.designed for use ... with three phase induction motors JJR2-15KW-Z Soft starter device apply to AC 50HZ,380V,660V,11~500KW of ... should match with the soft starter.3) Starting frequency : Does not require, the specific number of times depending on load conditions4 ... LCD displayWiring Diagram Dimension : JJR2-15KW-Z Soft starter device