supply of abs-supply, installation, wiring, testing & commissioning of dual redundant arrangement of ufsbi electronics for exchange of vital relay state information between two different signalling installations pertaining to abs / ib signalling application working on ofc / quad mediaabs-supply, installation, wiring, testing & commissioning of dual redundant arrangement of ufsbi electronics for exchange of vital relay state information between two different signalling installations pertaining to abs / ib signalling application working on ofc / quad media, supply, installation, wiring, testing & commissioning of dual redundant arrangement of ufsbi electronics for exchange of vital relay state information between two different signalling installations pertaining to abs / ib signalling application working on ofc / quad media in set and consisting of following sub systems: a ) electronics for ufsbi interface in redundancy as per irs spec. no. irs:s-104 / 2012 ver. 0 ( latest amendment ) . qty: two nos.; b ) modem for ufsbi ( for use of secondary media ofc / quad ) . qty: two nos.; c ) automatic media changeover of modem working on redundant channels for data transmission on ofc / quad. qty: two nos.; d ) pre wired 36-u floor mounting ms cabinet suited to fit two sets of ufsbi electronics with siemens grey / smoke grey powder coating ( rust proof and long life ) , tinted 3-4 mm thick tinted acrylic / polycarbonate / glass sheet fitted on front door and metal back door, with double lock and bottom cable entry facility. qty: one no. item ( a ) shall be inspected by rdso and item ( b ) , ( c ) & ( d ) by consignee along with oem test report. note: 1pair shall consist of 2 sets of above mentioned items. , supply, installation, wiring, testing & commissioning of dual redundant arrangement of ufsbi electronics for exchange of vital relay state information between two different signalling installations pertaining to abs / ib signalling application working on ofc / quad media in set and consisting of following sub systems: a ) electronics for ufsbi interface in redundancy as per irs spec. no. irs:s-104 / 2012 ver. 0 ( latest amendment ) . qty: two nos.; b ) modem for ufsbi ( for use of secondary media ofc / quad ) . qty: two nos.; c ) automatic media changeover of modem working on redundant channels for data transmission on ofc / quad. qty: two nos.; d ) pre wired 36-u floor mounting ms cabinet suited to fit two sets of ufsbi electronics with siemens grey / smoke grey powder coating ( rust proof and long life ) , tinted 3-4 mm thick tinted acrylic / polycarbonate / glass sheet fitted on front door and metal back door, with double lock and bottom cable entry facility. qty: one no. item ( a ) shall be inspected by rdso and item ( b ) , ( c ) & ( d ) by consignee along with oem test report. note: 1pair shall consist of 2 sets of above mentioned items.