REPAIR / REPLACEMENT OF TRANSFORMER HT CABLE / HT OH LINE ,GO/DOS , VCBS, RMUS, AND CONNECTED ITEMS AT 39 FAD, KANJOLI LINES, SEWAR FORT, PARADE GROUND IN MIL STN BHARATPUR

Amount

Excavation in trenches, n. exc 1.5 Mtr wide and n. exc 1.5 Mtr in depth for foundation/laying of cable and getting out in any type of soil as specified & directed by Engg in charge.

Removing of excavated material (soil) to a distance n.exc 50 metre and depositing where directed at a level n.exc 1.50metre above the starting point complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers n.exc 25cm in any type of soil complete all as specified and directed.

M & L brick protection cover to under ground cable (with old size sub class 'B' bricks) with width equal to length of brick laid dry and flat abutting each other with gaps between adjacent brick not exceeding 10mm complete all as specified and directed.

M &L local river sand for bedding and sand cushioning of all HT/LT UG cable complete all as specified and directed.

Restringing only of HT over head line single ACSR conductor comprising of any size of conductor aluminium/GI after opening binding wire from insulators and replace binding wire and achieved permissible sag limit of over head line conductor complete as directed by Engineer-in-Charge.

S&F Galvanised steel wire 4 mm dia use as earth continuty conductor,cradles on HT Overhead lines including stringing through RCC / Steel tubular poles, fixing on cross arms supports etc including dismentaling complete all as specified and as directed by Engr-in-Charge.

Dismantling of cross arms, bracing, support, clamps, nut & bolt of mild steel channel or angle sections etc complete as directed by Engineer-in-Charge.

M&L for cross arms, bracings, supports, clamps and back plates etc fabricated from structural steel section incl nuts bolts and washers, welding, bending, cold or hot, drilling holes for bolts, in any shape including dismantling of corroded out and broken Cross arms, bracings , nuts bolts, channels and clamping devices all as specified and directed by Engineer in Charge

Supply and fix Pin insulator porcelain vitreous 11000V grade, 150mm high, 150mm dia, nuts, bolts and washers etc, galvanised MS spindle , washers fixed on channels or directly on poles including dismantling of old insulator all as specified and as directed by Engineer-in-Charge.

S&F Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters figures and conventional skull and bones in singnal red colour and fixed with MS clamps, bolts and nuts of approved size, for HT, 25x20cm size all as specified and as directed by Engineer-in-Charge.

Supply and fix Disc insulator porcelain vitreous 11KV grade 145mm high, 255mm dia ball and socket type Brown in colour suitable to string ACSR conductor, fixed on channels or directly on poles including dismantling of old insulator all as specified and ad directed by Engineer-in-Charge

Taking out and repairing / overhauling of air break gang operated switch triple pole, with Drop out fuse unit mechanically operated mounted on insulators and steel frame installed vertically / horizontally , replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts with providing conducting jelly on contacts refixed the same after repair complete as directed by Engineer-in-Charge.

M&L stay wire complete length 7/4.0mm Grade 2 all as specified and directed by Engineer in Charge

M&L stay assembly complete set of size 16mm dia x 1800mm length anchor rod with accessories such as anchor plate 200 x 200 x 6mm, nuts and bolts, bow with welded angle, turn buckle and eye bolts, incl loop type insulator, stay clamp including earth work & PCC 1:3:6 type B-1 etc as per electrical plate No. 1 of SSR Part -I complete all as specified and directed by Engineer in Charge.

Trimming/prunning and removing of tree branches or any other foreign objects from HT over head conductor and clearing the OH Line of any type and size for one span of any length in 2 way /4 way/6 way conductor system. (i) The contractor is responsible for provision of Necessary T & P and safety equipments to complete the job.

Supply, installing, testing and commissioning of Air break, gang operated, triple pole switch, outdoor, vertical mounting type (ISI marked) , mechanically operated, mounted on 15 insulators with 9 insulator for moving contact of GOD and 6 insulator for fuse unit with operating mechanism worked from ground level with locking arrangments including Godrej pattem 65mm pad locks with two keys, complete suitable for HT 11 KV, 50 Hz AC supply including necessary electric connections complete including taking down old U/S all as specified and directed by Engineer-in-Charge of following rating :- (a) 200 amp rating complete with fuse carriers and HT fuse elements.

Supply and fix in repair lightening arrestor expulsion type complete with all fittings Distribution class discharge capacity 10 KA suitable for 11000 volts

M&L for preparation of old painted surfaces of transformer which cannot be dismounted or lowered down of any shape, capacity and size by using sand papers and applying one coat suitable primer and applying of synthetic enameled paint through spray gun by arranging compressor at site with adequate power generating set complete all as specified and directed by Engineer-in-Charge.

Dehydration / filtration of transformer oil existing transformer installed at site with portable plant to improve the dielectric strength 40 to 60 KV during filling after initial filtration including testing of dielectric strength after dehydration at site all as specified and as directed by Engineer-in-Charge.

Supply & filling of transformer oil in transformer in site/ at site for toping up the level of oil having dielectric strength 60 KV at 2.5 mm gap during filling after initial filtration complete as directed by Engineer-in-Charge. (Transformer oil shall be supplied in sealed container)

M/L for taking out Unsv U/G cable PVC insulated armoured PVC sheathed Al. Conductor, HT cable of any size.

Supply, laying and testing cable XLPE insulated, screened PVC bedded, galvanised steel stripped or wire armoured electric cable heavy duty with stranded aluminium conductor , 11KV (Earth) grade of size 95 Sqmm 3core all as specified and directed by Engineer in Charge.

Supply, laying and testing cable XLPE insulated, screened PVC bedded, galvanised steel stripped or wire armoured electric cable heavy duty with stranded aluminium conductor , 11KV (Earth) grade of size 120 Sqmm 3core all as specified and directed by Engineer in Charge.

M&L for cable end termination, jointing kit, HT 11 KV grade, cold shrinkable, outdoor type complete with jointing material suitable for HT XLPE cable of 120 sqmm 3 core 11 KV grade complete all as specified and directed

M&L for cable end termination, jointing kit, HT 11 KV grade,cold shrinkable, indoor type complete with jointing material suitable for HT XLPE cable 120 sqmm 3 core 11 KV grade complete all as specified and directed

M&L for cable end termination, jointing kit, HT 11 KV grade, heat shrinkable, outdoor type complete with jointing material suitable for HT XLPE cable 11 KV grade complete all as specified and directed of following sizes :- (a) 95 Sqmm x 3 core

(b) 120 sqmm x 3 core

M&L for cable end termination, jointing kit, HT 11 KV grade,heat shrinkable, indoor type complete with jointing material suitable for HT XLPE cable 11 KV grade complete all as specified and directed of following sizes :- (a) 95 Sqmm x 3 core

(b) 120 sqmm x 3 core

M&L for cable, jointing kit, HT 11 KV grade, heat shrinkable, straight through type complete with jointing material suitable for HT XLPE cable 11 KV grade complete all as specifi\ed and directed of following sizes :- (a) 95 Sqmm x 3 core

(b) 120 sqmm x 3 core

Boring of holes under road, pavement, hard standing with necessary machine for laying under ground pipe up 100 mm dia complete Note :- GI pipe shall be measured and paid in concern Item

Supply and lay GI tubing light grade for using in road crossings / poles/wall etc. where ever directed of size 80 mm bore all as specified and directed by Engineer in Charge.

Taking out & Relaying of HT XLPE underground cable with proper connection in trenches / pole etc, aluminium conductor of any sizes complete all as specified and directed by Engr-in-charge.(Note:- Excavationon with Earth Work,sand cushioning will be measured under respective item of BOQ)

Taking out old PCC cable cover & Re-laying after shifting of cable any type / any size from trenches all as specified and directed.

M&L Earthing complete as per electrical plate No 3 of MES SSR Part I with galvanised steel plate earth electrode 60 cm x 60 cm x 6.0mm, burried directly vertically in ground in a pit of depth not less than 2.25 metres below ground level with the top edge of earth plate at a depth not less than 1.5m below normal ground level connected to and including galvanised iron or steel earth strip lead 32X6mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel earthing wire protected by galvanised iron or steel pipe 40mm bore light grade and connected to continuous earth strip on pole/ test point. Watering pipe shall be 20mm bore GI medium grade including excavation and earth work in any type of soil, PCC pit and RCC cover complete all as specified and directed by Engineer in Charge (i) The concrete pit shall be made with PCC (1:3:6), 20 mm thick precast cover slab of RCC (1:2:4) type B1 using 20mm graded stone aggregate with suitable mild steel handle in lieu of cast iron cover shown in electrical plate No -03 of MES SSR PArt -I. Reinforcement in RCC cover shall be 8mm dia TMT steel bar @ 150mm c/c both ways. (ii) Item includes the cost of 7.5 mtr GI pipe for protection of earth lead/strip. Any variation in length shall be measured and paid through relevant item of schedule 'A'. (iii) Item includes the cost of 7.5 mtr earth lead strip. Any variation in length shall be measured and paid through relevant item of schedule 'A'

M&L Earth continuty conductor or main earthing lead fixed to buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required by using galvanised iron 32x6 mm strip as earthing lead all as specified and directed by Engineer in Charge

Supplying and laying synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 KV for electrical purpose suitable for electrical shock safety of size 2x1m all as specified and directed by Engineer in Charge

S&F breather of transformer with silica gel (1KG) complete with end fitting as directed by Engineer -in-Charge

Supply and fix HT porecelain bushing complete with brass/tinned copper rod with nuts and gasket set complete for following cap transformer all as specified and directed by Engineer in Charge (a) 63 KVA to 250 KVA capacity

(b) 315 KVA to 500 KVA capacity

Supply and fix LT porecelain bushing complete with brass/tinned copper rod with nuts and gasket set complete for following cap transformer all as specified and directed by Engineer in Charge (a) 63 KVA to 250 KVA capacity

(b) 250 KVA to 500 KVA capacity

Supply and fix gasket of 11 KV complete with rod and gasket for following cap transformer all as specified and directed by Engineer in Charge (a) 63 KVA to 250 KVA capacity

(b) 250 KVA to 500 KVA capacity

Taking out power bank sutiable for operation of relay of VCB and supply and fix 24 v output power bank system to operate relay of VCB all as specified and as directed by engineer-in-charge

Find out Fault in existing U/G HT cables laid below 1 Mtr depth of earth surface in any location of GE Bharatpur AOR at Bharatpur by the expert engineers team using and hiring of HT Cable fault loactor complete all as specified and directed by Engineer in Charge Note : HT Straight through Joint kit will be paid and measured seperatly in relevent item of sch A.

Supply & fixing in replacement of GI tubng 50 mm dia medium grade in incl necessary fittings for lowering in borewell of depth upto 30 mtr and complete all as specified & directed by Engineer-in-charge .

Supply and spread and leveling Graded coarse Aggregate in loose filling over the surface of guage 40/20 mm nominal size including lime stone spreading over the installation yard all as specified and as directed by Engr-in-Charge.

M & L for Repir / Maintenance of drawout type / trolly mounted HT VCB/RMUs 11 KV by cleaning the VCB/RMU by using air blower, tightening of connections / controls , checking of all fuses/,spray painting outside by enemelled smoke gray coloure paint/ sealing of VCB/RMU at bottom, repairing of mechanical parts, oiling / greesing of all moving parts and carrying out following checks for smooth functioning complete all as specified & directed. (a) Visual Inspection. (b) Checking of functional locks, interlocks, signalling devices and auxillery devices. (c) Checking of suitability and correct operations of protections, control instruments and electrical connection of the circuit breaker operating mechnasim. (d) Checking of Tripping Mechanism Operation. (e) Spring Charging Limit Switch Operation. (f) Checking with stand voltage on the auxillary circumstances. (g) Checking of with stand voltage at power frequency. (h) Checking of Breaker ON/OFF Operation manually & electrically. (i) Testing of vacuum Bottle Integrity. (j) Relay Testing. (k) Checking of the resistance of the main circumstances. (l) Verification of wiring. Note:- (i)Work shall be executed by the authorised service center of manufacturer. (ii) Spare part if found deffective will be measured & paid seperatly as supply & fix in repair under respective item of this BOQ

Supply and fix in repair battery 12V DC fixed to Metering module of RMU for auto charging of spring with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in repair contactor for 24 V DC fixed to SF 6 type VCB/RMU of any capacity & connecting complete with compatible existing system all as specified & directed by Engg in Charge. Make:- C&S/Crompton/CG

Supply and fix in repair open push button fixed to SF6 type VCB/RMU of any capacity & connecting complete with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in repair close push button fixed to SF6 type VCB/RMU of any capacity & connecting complete with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in repair VPIS Unit, 9-15 kV fixed to SF6 type VCB/RMU of any capacity & connecting complete with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in repair Trivector meter for VCB/RMU including disconnecting the existing and connecting the new one with necessary wiring complete with compatible existing system all as specified & directed by Engg in Charge.

Supply and fix in repair trip coil of PR 512 type relay for SF6 type VCB/RMU of any capacity & connecting complete with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

S&F in repair complete intenal wiring for PR 512 type relay with copper conductor, PVC insulate cable for SF6 type VCB of any capacity as per manufacturer instruction with compatible existing system all as specified & directed by Engg in Charge.

Supply and fix in repair locking device kit for door assembly of outdoor type Ring Main Unit with compatible existing system all as specified & directed by Engg in Charge.

Supply & fix in reapir complete GASKET rubber tube type of outdoor type Ring Main Unit any type with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in reapir 'K' Mechanism of SF6 type Ring Main Unit with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in reapir '3PAE' Mechanism of SF6 type Ring Main Unit with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in reapir 'A' Mechanism for breaker assembly of SF6 type Ring Main Unit with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in repair Current Transformer 250 / 1A, 2.5 VA, 5P10 for metering module of Ring Main Unit with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply and fix in repair Current Transformer 150/ 1A, 2.5 VA, 5P10 for metering module of Ring Main Unit with compatible existing system all as specified & directed by Engg in Charge.Make:- C&S/Crompton/CG

Supply, installation, testing and setting of Digital Protection relay with Instant trip for phase and earth fault, relay to be fixed in existing 11 KV VCB drawout type, including taking down old relay.

M&L for HT cable route indicator made out of PCC(1:2:4) type B-0(12.5mm graded aggregate of size 1000mm (H) x 120mm (W) x 80mm (thick), painted with orange colur lettering synthetic enamel paint and embedded in PCC block (1:3:6) type C2 (using 40mm grade aggregate ) of size 150mm x 150mm x 200mm including necessary excavation for PCC block, placed at interval of 30Mtr complete all as directed ny ENgr-in-Charge

S&F mild steel chequred plate 5 mm thick squre cut or notched , forming with 8/10 mild steel bar handle holes without any attachment as duct covering size and length as directed by Engineer-in-Charge.

M&L for painting steel tubular poles 11 Mtr height with two coats of synthetic enamel paint alternatively with black and yellow colour , after copping and remaining portion with aluminium paint all as directed.

Supplying, fabricating and fixing sign board of aluminium composite panel made out of 3 mm thick aluminium composite panel material consisting of 2.5 mm thick mineral core sandwiched between two Aluminium sheets (each 0.25 mm thick), high intensity reflective maintenance free sheet, including writing letters / site map as per requirement / location with high reflective sheet / tape, colour & design as approved fixed on steel frame work complete all as specified and directed. Note:- Steel Frame work will be measured & paid seperatly.

M&L for painting of band in alternate strip of 0.25 metre each with yellow / black (zebra painting)synthetic enamel paint upto 1.5 meter height above PCC coping after preparation of old painted surface of prestressed RCC pole HT pole (11 M long), writing pole No with black synthetic paint, complete as specified & directed

Demolition and M&L in repair for cement concrete (1:2:4) type B-1 using 20mm graded crushed stone aggregate for pedestal of poles/ coping including necessary formwork, fair finishing to exposed surfaces using extra cement.

Supply & fix in repair Electronic circuit card comprising IC's, Regulators, Condensers, Transistors, Triac etc of servo controlled voltage stabilizer of 500 KVA capacity complete all as specified & directed by Engg in Charge.

Supply & fix in repair protection alarm circuit incorporating High & Low voltage cut-off, overload cut-off, phase reversal protection of servo voltage stabilizer of 500 KVA capacity complete all as specified and directed by Engg in Charge.

Gaurav & company

M/S MAKHIJA TRADERS