Procurement Of Caldyne Make Battery Charger Spares For Stage-I 4 X 210Mw For Ntpc Kahalgaon By Ssc Er-1 , Barh Procurement Of Caldyne Make Battery Charger Spares For Stage-1 4 X 210Mw For Ntpc Kahalgaon By Ssc Er-1 , Barh , Sec . Line Surge Suppressor Pcb; Caldyne , Sec . Line Surge Suppressor; Caldyne , Bc:Caldyne:220V-100A:Thyristor , Snubber Network Card: 0 . 22Mf/1000V;Caldn , Electronic Scr Controller Pcb; Caldyne , Bc:Caldyne:220V-100A:Ip Protection Relay , Current Limit Relay Module-Static;Caldyn , Integrated Dc Sensing Module; Caldyne , Scr Control Module: Avr/Acr Comp Id M19; , Rstr W/W:250 W:5%:1 Kohm , Cap Fltr:350 V:4700 Micro Farad , Cap Fltr:250V:2200Mfd , Cap Fltr:450V:4700 Micro Farad , Ac Supply Fail Relay Modul: Acstr , 415Vac , Semiconductor Fuse Link Gs 1000/150A , Semiconductor Fuse Link Gs 450/250A , Aux . Relay: 110/125V Dc , Pla , 3 C/O Contact , Rely Aux:12/24V Dc:Pla:3 C/O Contact , Blockng Diode Sbhns201 , Hirect:200A , 800V , Type Blocking Diodes , Blocking Diode Sbhn400 , Hirect:400A , 800V , Annunciation Relay Module: Ann01;Chlorid , Sr/Fr Adjustement Card: Sr/Fr; Chloride , Boost Voltage Setting Module; Caldyne , Gflc Card - Static , Card No-135; Caldyne , Bc:Caldyne:220V-100A:Dc Choke , Siemens Contactor , 63A , 240V Ac Coil , 3Tf47 , 40-57Amp Over Load Relay Siemens Make , Pc:3P415vac:240/250Vac:140A:Siemens , Thermal Over Load Realybase Mounted , Charger Dc Choke , Thyristores