estimate for additional 3.15 mva ptr at 33 / 11 kv s / s kharpa under zeerapur d / c o&m div zeerapur project no 36601, estt. no. & date :1-513-110600-23-00034 / 01.10.23, stc w / o no.0366 / 05.10.23; 1 33 / 11 kv 3.15 mva power transformer old 2 33 kv vcb, outdoor porcelain clad type with complete structure and accessories excluding ct & pannel 3 33 kv ct outdoor oil immersed type, 3 core, 300-150 / 5-5-1 amp, class 0.5 for differential protection 4 33 kv control & relay panel with static relay for transformer protection 5 11 kv vcb, outdoor porcelain clad type with complete structure and accessories excluding ct & pannel 6 11 kv.c.ts. ( outdoor dry type ) 300-150 / 5-5 amps 7 11 kv control & relay panel with static relay for transformer protection 8 11 kv control & relay panel with numerical static relay for double feeder protection 9 33 kv, isolator 600 amp. ( turn and twist type ) 10 11 kv, isolator 800 amp. ( turn and twist type ) 11 33 kv polymer lightening arrestor gapless type 12 9 kv gapless type metal oxide ( 10 ka ) polymer for 33 / 11 kv s / s type 13 33 kv single phase pts. 14 11 kv single phase pts. ( resin molded ) 15 ht trivector meter class of accuracy 0.5s, dlms compliant category a meters along with gsm ( gprs compatible ) modems ( for substation metering ) 16 h-beams 152 x 152 mm., 37.1 kg. / mtr.-9 mtr. long= 333.9 kg 17 h-beams 152 x 152 mm., 37.1 kg. / mtr.-7 mtr. long= 259.7 kg 18 h-beams 152 x 152 mm., 37.1 kg. / mtr.-11 mtr. long = 408.1 kg 19 ms strain plate 65x8mm 250mm long 20 horizontal & cross bracing set of ms angle of50x50x6 mm for 8 ft ( 2.4 mtr ) centre dp 21 dc channel 100x50x6mm 4.8 mtrs center to center 22 clamp 65x8 mm for h beam 23 dc cross arm 8 ft center to center 100x50x6mm 24 33 kv pin insulator polymer composite ( 10 kn ) 25 11 kv pin insulator polymer composit ( 5 kn ) 26 33 kv ( 45kn ) composite polymer disc insulators 27 11 kv ( 45kn ) composite polymer disc insulators 28 11 kv strain hardware ( t&c type ) fittings 29 earthing coil of 115 turns of 50 mm.dia and 2.5 mtr. lead of 4.0 mm g.i wire 30 copper control cable 2 core. 2.5 sq.mm. ( unarmoured ) 31 copper control cable 8 core. 2.5 sq.mm. ( unarmoured ) 32 copper control cable 12 core. 2.5 sq.mm. ( unarmoured ) 33 acsr panther conductor 0.20 sq. inch ( 200 sq.mm al.eq. ) 34 copper control cable 4 core. 2.5 sq.mm. ( unarmoured ) 35 sheet metal meter box suitable for h.t. static travector meters with ttb 36 marshelling box with 10 no. connectors 37 t clamp for 33kv & 11kv bus, substation upto dog 38 bi metallic clamp for power transformer of brass flat 50x50x10mm 39 stringing of each 33 kv bus- upper and lower including drop jumpering, jointing with clamps, incoming dp / me to bus 40 stringing of each 11 kv bus-upper and lower bus including, drop jumpering and jointing with clamps, through outgoing vcb / me / dp, upto station transformer 41 stringing of all 33 kv & 11 kv jumpers - from 33 kv gartry through 33 kv vcb to ptr to 11 kv gantry through 11kv vcb 42 33 kv composite polymer strain set with hard ware suitable for panther conductor 43 stone block / pre cast block for base pedding ( 450x450x75mm ) 44 concreting of structures & foundation ( 1:3:6 ) 45 stay set complete without stay wire 16 mm. ( painted ) 46 stay wire 7 / 3.15 mm. ( 7 / 10 swg ) 47 concreting of stay ( 20 mm / 25 mm ) @ 0.3 cmt. per stay 48 g.i.pipe 40 mm dia c grade type 49 bentonite compound powder 50 concreting of foundation of vcb ( 1:3:6 ) @ 3.5 cmt per vcb plinth 51 erection of plinth per vcb- 33kv or 11kv 52 ptr fndn.cncrt.:1:1.5:3 rio 5.634, 1:5:8 rio 7.545 cmt&m.s.flat / rod 324.87 kg 53 m.s.nuts with bolts 54 red oxide paint 55 aluminium paint 56 danger boards enamelled 33 kv 57 galvanized iron ( gi ) flat 50x6 mm 58 gi pipe 150 mm b grade 59 earthing rod 3 mtrs. ( gelvanised ) 25 mm rod 60 erection cost 61 gst @ 18% on total material amount and erection cost