}
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    • Vehicles and Accessories, Railway Machinery, Railway Ancillaries-Andhra Pradesh

    South Central Railway has published Vehicles and Accessories, Railway Machinery, Railway Ancillaries. Submission Date for this Tender is 03-04-2017. Railway Ancillaries Tenders in Andhra Pradesh. Bidders can get complete Tender details and download the document.




    Tender Notice

    12088319
    Vehicles and Accessories, Railway Machinery, Railway Ancillaries
    Tender
    Indian
    Andhra Pradesh
    03-04-2017

    Tender Details

    Supply Of Dc-Dc Converters Input 12V Dc, Output 5V Dc 0.5Amps Suitable For Electronic Interlocking. Make:M/S.Gallantelectronic Control/M/S.Phoenix Contact/ M/S.Power One Micro System. Warranty :One Year Inspection By Rites . Specification: 1.Dc Input Voltage Range: 10.5V Dc To 14.5V Dc 2.Nominal Output Voltage: 5V Dc Percent B1 1 Percent 3.Output Current :500Mamp X 2. 4.Connection In Parallel: Yes, For Future Redundancy And Increased Capacity . 5.Efficiency : And Gt 80 Percent At Nominal Voltage And Current. 6.Ripple: And Lt 50 Mvp-P. 7.Ambient Temperature Operation : -10Degreec To 70 Degreec Type Test 8.Insulation Voltage Input/Output :1 Kv Ac . 9.Dc-Dc Converter Should Be Mountable On Din Rail Ns 35, En60715. 10.Connection Method : The Connecting Terminal On The Input And Output Side Shall Be Pluggable Type To Facilitate Easy Replacement Of Existing Connectors On The Device. Male/Female Connectors To Be Supplied Along With Convertor. 11.Response Time : And Lt 0.5 S. 12.The Device Should Be Electronically Protected Against Short-Circuit And Idling On The Secondary Side. 13.Device Should Have Heat Sinks For 3W Or More Power Dissipating Elements. 14.Device Should Have Provision Of Plug In Arrangement For Dc Input And Output. 15.Device Should Have Provision Of Visual Indication On Front Panel As Per This Clause. 16. It Should Be Ensured Each Dc-Dc Converters Are Of Modular Type Fitted In Main Rack. 17. It Should Be Ensured That In Each Dc_Dc Converters Input And Output Connec Tions Should Be Made Using Irreversible Plug In Connectors Of Appropriate Rating. 17. Device Should Have : A Blocking Diodes At The Output. 19. 1 1 Configuration, To Be Used.

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