tender for erection of 33kv bay at 132/33 kv substation nagwa, raj milan for providing power supply to amelia coal mine of thdcil singrauli - electrical work 2 3 ph vaccum circuit breaker 220v 3 33kv ct 400/1-1 amp 4 33kv 3ph 800 amp isolator w/s & insulator with e/s motorised 5 33kv 3ph 800 amp isolator w/s & insulator without e/s motorised 6 lightning arrestor 36kv 7 33kv c&r panel (2f) sas with bcpu 8 soild core insulator special set with structures 9 33kv structure 10 33kv gantry structure column 11 33kv gantry beams 12 33 ct/pt structure 13 zebra conductor 14 ms flat for earthing (50x6mm) 15 earthing rod (25x3000mm) 16 gi pipe 40mm dia. 4mm thick along with clamp for earth pit 17 t-clamps 18 twin zebra run- zebra tap 19 zebra run- zebra tap 20 pg - clamps 21 zebra-zebra 22 zebtra-recoon 23 spacers for twin zebra 24 earth wire clamp 25 screening conductor 26 junction box (36ways) 27 lighting fixtures with hpsv/hpmh (250watt) 28 control cable 29 2 core 2.5sqmm unarmoured control cable 30 4 core 2.5sqmm unarmoured control cable 31 8 core 2.5sqmm unarmoured control cable 32 12 core 2.5sqmm unarmoured control cable 33 civil works 34 33kv gantry foundation 35 33kv circuit breaker foundation 36 33kv isolator foundation 37 33kv ct+pi+la+nct foundation 38 yard levelling by moorum/black stone dust filling (2no 33kv bay) 39 laying of metal in yard by 100 mm thick metalling with 40 mm size b.t. yard level to be increased by grouting brick placed vertical 100 mm above of the ground and remaining part of the brick kept inside the ground 40 cable trenches 41 type:d 42 type: e 43 type: f 44 providing and fixing earthing arrangement with 16mm dia 2.5 metre long galvanized iron or steel rod electrode including packing of charcoal powder and salt as per specification watering pipe 19mm dia g.i. connection, cover plate having locking arrangement on the top etc. complete with refilling the pit as required, including excavation of earth pit in soil/ soft rock. 45 cable terminations 46 2 core 2.5sqmm unarmoured 47 4 core 2.5sqmm unarmoured 48 8 core 2.5sqmm unarmoured 49 12 core 2.5sqmm unarmoured 50 erection of ms flat for earthing (50x6mm) 51 preparation of earthing pit and associated brick massonry work (including erection) 52 stringing and jumpering etc 53 twin zebra conductor 54 single zebra conductor 55 earth wire (7/3.66mm, 95kg/mm2 quality) 56 final checking testing and commissioning charge for 33kv feeder bay and transformer bay to be carried out through turn key contract