... W)*30(H)Use MethodFollowing the diagram, connected the three phase 380V power with the terminal A,B,C respectively. Connect the ... the bright working light indicates that the three-phase wire A,B,C connect with a wrong phase ,change the positions of any two ... off, the terminal K,K is broken.Appendix diagram: Indicator light indicate and treatment as follows form: Working lightProtect lightMalfunction ...