tender for procurement of various rating of hv, lv, iv & neutral bushing for bhel make power transformer installed at1x500 mw at sgtps, mppgcl, birsinghpur , 3x200 mva , 21/ 420 kv generating transformer ( tech. details) rated voltage -420 kv, rated current - 1250 a maker serial no.- 6006198,6006195,6006197,year of manufacture -2006 , hv bushing (drg. no-34520000149) , hv neutral bushing (drg. no. 34520000151) , flexible conductor of hv bushing with retaining pin and top terminal (drg. no.- 34520000149) , lv bushing (drg. no.- 34520000150) , cc, cl bushing , 63 mva, 420/11.5/6.9 kv station transformer rated voltage- 420 kv, rated current - 1250 a maker serial n0.- 6006171,year of manufacture- 2005 , hv neutral bushing (drg. no. - 34600000144) , lv bushing(11.5/6.9 kv) (drg.no.34600000143) , lv neutral bushing (drg. no. 34600000143) , 3x167,mva 400/√3/220/√3/33 kv inter connecting transformer maker serial no.- 6006187,6006184,6006185 ,year of manufacture- 2005 , hv bushing (drg. no. 3450000167) , hv neutral bushing drg. no. 4540000170) , iv bushing (drg.no. 34540000168) , lv bushing (drg. no. 34540000169 , cc, cl bushing , 63 mva ,220/11.5/6.9 kv station transformer rated voltage-245kv,rated current- 1250 a maker serial no.-6006171,year of manufacture- 2005 , hv bushing (drg.no.- 34580000212) , hv neutral bushing (drg.no.- 4580000215) , lv bushing (11.5/6.9) (drg.no.34580000213) , lv neutral bushing (11.5/6.9) (drg.no.34580000213) , 2x25 mva ,21 kv/6.9 kv unit auxiliaries transformer:- maker serial no.- 6006166, 6006167,year of manufacture:-2004 , hv bushing , lv bushing , lv neutral bushing