Tender For supply of phase segregated terminal box without cd box part no 2211091pstb , star point box part no 2211091spb , cd box part no 2211091cdb , 6point6 kv terminal bushing part no 2211091tbush , enclosure for pstb part no 2211091enpstb , dessicator part no 2211091dessi , bearing housing assembly de part no 2211091debhassy , bearing housing assembly nde part no 2211091ndebhassy , dial type thermometer dtt part no 2211091dtt , winding rtd part no 2211091wrtd , space heater part no 2211091sheater , bearing rtd btd part no 2211091btd , rotor rtbal only part no 2211091rtr , shaft part no 2211091shaft , phase segregated terminal box without cd box part no 2221075pstb , star point box part no 2221075spb , cd box part no 2221075cdb , 6point6 kv terminal bushing part no 2221075tbush , enclosure for pstb part no 2221075enpstb , dessicator part no 2221075dessi , bearing housing assembly de part no 2221075debhassy , dial type thermometer dtt part no 2221075dtt , winding rtd part no 2221075wrtd , space heater part no 2221075sheater , bearing rtd btd part no 2221075btd , stator ci only part no 2221075stator
Tender For supply of outdoor type , plinth mounted, distribution transformer, minimum energy efficiency level 3 of rating 250 kva, 3-phase, 11kv/415-240v,50hz, oil immersed, non sealed type (transformer tank body and cover are bolted), copper wound, primary winding in delta and secondary winding in star (vector symbol- dyn11), onan cooled transformer, conforming to is 1180 (part1):2014 with amendment nos. 1,2,3,4 or latest, and supplied with all standard fittings mentioned in clause 20.1 of is 1180 (part 1) latest with condition that drain-cum-sampling valve. oil temperature indicator & winding temperature indicators will be provided as per clause 20.2 f) of is 1180 (part 1). terminal arrangement: the transformers shall be fitted on high voltage and low voltage sides bushing appropriate voltage and current ratings., low voltage side cable end box required . the high voltage bushings (3 nos.) shall conform to is/ iec 60137. the low voltage bushings (4 nos.) shall conform to is 7421. off-circuit tap changer (applicable for all ratings above 200 kva) for variation of hv voltage from +5% to -10% in steps of 2.5%. following has to be submitted by supplier along with supply of material: (i) type test report of transformer having same rating, make (& model if any) and design from nabl accredited lab as per is: 1180 (part 1) latest. (ii) routine test certificates as per is: 1180 (part 1) latest. (iii) special test certificates as per clause 21.4 sl. no. (a), (c), (d) & (e) of is:1180 (part 1) latest.
Tender For corrigendum : supply of 11kv and 33 kv outdoor oil cooled metering unit (combined ct and pt set) under south andaman division sub-division - supply of 11kv & 33 kv outdoor oil cooled metering unit (combined ct & pt set) under south andaman division sub-division., 11kv outdoor oil cooled ctpt combined unit 50hz three phase six bushing typewith three no. ct and one no. three phase vtwith hv neutral broughtout andearthed ilv 12/28/75 kvp ins class a, ref std refstd is16227- 1&4ct specification:ratio 80-40/5a class 0.5 burden 15va isf=7.5@ 40a stc 4ka time: 1 sec.vt specification:ratio 11kv/110v class 0.5 burden 100va voltagefactor 1.2 continuous/1.5 for 30 seconds vectorgroup/connection star/star (ynyn0). terminals: brass stud typeprimary terminals m12 in size with nut, plainwasher, spring washer & check nut. withoutterminal connector. minimum creepage distance25mm/kv.note :primary neutral to be solidly earthed.finish: tank painted colour shade 631 as peris5., 33kv outdoor oil cooled ctpt combined unit 50hz three phase six bushing type with three nosct and single nos three phase vt with hvneutral brought out and earthed ilv 36/70/170 kvpins class a ref std is16227-1&4.ct specification:ratio 25/5a class 0.5 burden 15va isf=7.5 stc4ka time :1sec.vt specification:ratio 33kv//110v class 0.5 burden 100vavoltage factor 1.2 continuous/1.5 for 30 secondsvector group/connection star/star (ynyn0).terminals:terminals: brass stud type primary terminalsm12 with nut, plain washer, spring washer &check nut. without terminal connector. minimumcreepage distance 25mm/kvnote: primary neutral to be solidly earthed.finish: tank painted colour shade 631 as peris5., 33kv outdoor oil cooled ctpt combined unit 50hz three phase three bushing three nos. ctsand one no. three phase vt with hv neutralbroughtout and earthed. ilv 36/70/170 kvp insclass a , ref std is16227-1&4.ct specification:ratio 25/5a class 0.5 burden 15va isf=7.5 stc4 ka time : 1sec.vt specification:ratio 33kv//110v class 0.5 burden 100vavoltage factor 1.2 continuous/1.5 for 30 seconds.vector group/connection star/starterminals:brass stud type primary terminals m12 with nut,plain washer, spring washer & check nut.without terminal connector.minimum creepage distance 25mm/kvnote: primary neutral to be solidly earthed.finish: tank painted colour shade 631 as peris5., 33kv outdoor oil cooled ctpt combined unit 50 hz three phase three bushing three nos. ctsand one no. three phase vt with hv neutralbroughtout and earthed. ilv 36/70/170 kvp insclass a , ref std is16227-1&4.ct specification:ratio 25/5a class 0.5 burden 15va isf=7.5 stc4 ka time : 1sec.vt specification:ratio 33kv//110v class 0.5 burden 100vavoltage factor 1.2 continuous/1.5 for 30 seconds.vector group/connection star/starterminals:brass stud type primary terminals m12 with nut,plain washer, spring washer & check nut.without terminal connector.minimum creepage distance 25mm/kvnote: primary neutral to be solidly earthed.finish: tank painted colour shade 631 as peris5., transportation, transit,insurance, packagingcharges
Tender For procurement of day to day use materials for maintenance work of 132/33 kv grid sub-station daltonganj--, 132 kv low level isolator male contact duly silver coated both end press type (as per sample) (normal current 1600 amp.), , 132 kv low level isolator male contact operating base assembly tum and twist type with high tensile tension spring, base plate, bolt nut and washer (as per sample), , 132 kv 1600 amp. low level isolator female contact (3x2) = 6 leaf type made of copper duly silver coated (as per sample), , 132 kv low level isolator female contact base plate complete with bolt nut and washer (as per sample), , 33 kv low level isolator male contact duly silver coated both end press type (as per sample) (normal current 1650 amp.) made of copper, , 33 kv low level isolator male contact operating base assembly turn and twist type with high tensile tension spring, base plate, bolt nut and washer (as per sample), , 33 kv 1650 amp. low level isolator female contact (3x2) = 6 leaf type made of copper duly silver coated (as per sample), , 33 kv low level isolator female contact base plate complete with bolt nut and washer (as per sample), , 33 kv sst bushing connector (made of copper) (as per sample), , 33 kv side connector suitable for breaker pad to acsr zebra conductor (as per sample), , 132 kv straight-ty pe c.t stud connector suitable for acsr zebra conductor (made of copper) (as per sample), , 132 kv isolator bi-metallic terminal connector of pad size 5"x5" with 06 nos. of bolt-nut and washer (made of copper) (as per sample), , 33 kv isolator bi-metallic terminal connector of pad size 4"x4" with 04 nos. of bolt-nut and washer (made of copper) (as per sample) for acsr zebra, , 33 kv c.t stud connector suitable for acsr zebra conductor (made of copper) (as per sample)