Output Contactor (Medha Item Code Sp504141023) & (Siemens Make Output Contactor 3Rt1076-6La06-8K) For 2X500 Kva Igbt Based Hotel Load Converter For Three Phase Locomotives (Wap-7) Mcn504V2 As Per Clw Spec. No: Clw/Es/3/Igbt/0490 Alt.D Or Latest.