supply of electronic interlocking systems, supply, installation, configuration, commissioning and integration with existing electronic interlocking systems at station given by consignee of following items: a ) supply, installation and commissioning of industrial grade fanless embedded processor unit with good quality key board and mouse with 03 years warranty. the specification of industrial grade fanless embedded processor unit is attached. make / model of industrial grade fanless embedded processor unit vecow ( ecs 2910m ) , moxa ( a2406 ) , alltronix, c&t, advantech = 06 nos. b ) supply, installation and commissioning of 43 inch signage monitor display with hdmi, vga, dvi port, make: lg, samsung ( pm43h ) , sony with 3 years warranty = 05 nos. c ) supply, installation and commissioning of led digital signage size 55 inch with hdmi, vga, dvi port, make: lg, samsung, sony with 3 years warranty= 10 nos. d ) supply, installation and commissioning of 65 inch digital uhd signage with full function digital signage make: lg, samsung, sony with 3 years warranty = 04 nos. e ) supply, installation and commissioning of operator vdu / maintenance vdu ( signage ) . the operator vdu / maintenance vdu consists of industrial grade embedded fanless pc with 85 inch ultra hd monitor as per technical specification enclosed with ( 3 years warranty ) = 02 nos. the embedded pc shall be of vecow ( ecs 2910m ) , moxa ( a2406 ) , alltronix, c&t, advantech and vdu accepted make is lg, samsung or sony and f ) supply, installation and configuration of high speed lan extender to work with dual power supply of either ac230v / dc48v from single socket as per rdso / spn / tc / 82 / 2020 ( revision 2.0 ) or latest = 02 nos. make mrotek or similar