supply of supply, installation and commissioning of on/off indication light set-up for high voltage power on/off at els/cnb and outpit cnb. arrangement consists of one red & one green led light in metallic plate havi , supply, installation and commissioning of on/off indication light set-up for high voltage pow er on/off at els/cnb and outpit cnb. arrangement consists of one red & one green led light in metallic p late having good visibility of at least 50 meter with required wiring and other work for installation like hangi ng with suitable arrangement in shed cantilevered steel truss. [ warranty period: 30 months after the dat e of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]