Supply Of Main Signal Group 3 Aspectmain Signal Group 3 Aspect,: Main Signal Group 3 Aspect Without Base Plate Siemens Make No. A-Rt-Rg-A 0067 Working With Led Based Signal Lighting Unit As Per Irs-S-46 And Firms Specificati On. Accepted Make:Siemens. Accepted Description: 3 Aspect Signal Group Suitable For Led Signal Type A- Rt-Rg-A067 (Without Base Plate). Siemens Make [ Warranty Period: 30 Months After The Date Of Delivery ]