A. Product Specification Energy Efficient Tubelight Retrofit Assembly suitable for general lighting service complete with electronic ballast,G-5 Cap and conforming to IS:2418. It shall be suitable to replace the existing assembly of FTL of 36W and 40W with EM choke satisfying following criteria and also the Mandatory Technical Specifications given in Annexure I on Page No. 20. T-5 Lamp, 28W, Colour temperature 6000K, Rated Lumens 2400, Minimum Rated Average Life 15000 hrs. should be satisfying following criteria: a) Lumen Maintenance after 2000 hrs. of operation including the ageing period shall not be less than 95% of declared value. b) Lumen Maintenance after 70% of rated life including the ageing period shall not less than 90% of declared value. c) Lumen Maintenance after 90% of rated life including the ageing period shall not be less than 85% of declared value. Technical Specifications for Electronic Ballast 1. The Ballasts shall satisfy at rated voltage all performance requirements, shall work satisfactorily in the input voltage range of 130Vto 300V.