bids are invited for 200 watt, 20a - 6.6a, isolating transformer - supply of following rating 5000v, 50 hz series isolating transformers encapsulated in black cross linked polychloroprene compound like tpe or tpr or tpv with primary and secondary connections suitable to be operated confirming to specification as required suitable for above mentioned fittings for following applications and compatible to use on alcms. a) 200 watt, 20a - 6.6a , 200 w, 6.6 a, bi-pin halogen lamp - supply of 200 w, 6.6 a, bi-pin halogen lamp for use with existing ama make runway edge, papi and approach light fittings. , bi-pin holder suitable for fixing in existing 200w, 6.6a, bi-pin halogen fittings - supply of bi-pin holder suitable for fixing in existing 200 w, 6.6 a, bi-pin halogen type fittings of ama make runway edge, papi and approach light fittings. , 6 sq.mm. 5 kv grade dry type plug and receptacle - supply of following sizes 5 kv grade dry type plug and receptacle of type i, class b primary connector kit with field attachment and suitable for 5 kv grade single core copper conductor, copper braided, xlpe insulated pe outer sheathed shielded cable, complete as required confirming to the technical specification. a) 6 sq.mm. , red filter, spreader lens - supply of spreader lens suitable for existing ama threshold light and end-light fitting. a) red filter , green filter, spreader lens - supply of spreader lens suitable for existing ama threshold light and end-light fitting. b) green filter total quantity : 1240