design manufacturing and supply of 33kv , 1250a gas insulatedswitchgear for the work of stage1 and stage-2 of delhighaziabad meerut rrts corridor of ncrtc ( lot -1and lot-2 ) , rss ( gis bottom entry ) , 33kv gis incoming bays , 33kv gis outgoing bays , 33kv gis outgoing bays for 33/0 . 415kv , 200kva station transformer , 33kv gis bus coupling bays , bus vt module , control , measuring & protection equipment and other items , ass ( gis top entry ) , 33kv gis incoming bay , 33kv gis outgoing bays for ring feeder , 33kv gis outgoing bays for 33/0 . 415kv , station transformer , 33kv gis bus coupling bays , vt module , control , measuring , protection equipment and other items , spares as per annexure-g , close coil of each type , trip coil of each type , sf06 gas filling pipe , sf06 gas , sf06 gas storage tank , set of o rings all types , set of rapture disc for all type . , set of gas monitor each of all type . , gas leakage detector , multifunction meter , master trip relay , 25 kv lock out manual drive , remote local switch , terminal block set all types , sf6 gas filling kit with accessories , spring charging motor , limit switch . , local remote switch , close/open switch , master trip relay , capacitor voltage indicator . , indicator lamp of different colour . , dc supervision relay . , under voltage and over voltage relay . , cable differential protection relay , transformer temp . monitor , numerical protection relay oc & ef ( bcpu ) , contactor ( 4no/4nc ) , voltage transducer , buchholz relay for auxiliary transformer . , buchholz relay for traction transformer . , surge arrestor with surge counter , transformer differential protection relay ( 33000/415v tr )