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| 1 | Excavation in trenches in soft/loose soil not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr wide for laying of cables, erection of poles,struts, stays etc and getting out all as specified and as directed by engr-In-Charge. |
| 2 | Returning, filling in including spreading, levelling,watering and well ramming excavated soil in layers not exceeding 25 cm thick each , filling back in trenches after cables have been laid and tested, poles,stays,struts have been erected and tested complete all as specified. |
| 3 | Removal of excavated surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all asspecified. |
| 4 | Supplying and laying ofsize 90 mm dia (OD-90 mm & ID-75 mm nominal) DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc.conforming toIS 14930, Part II complete with fitting and cutting, jointing etcdirect in ground (60 cm below ground level) for cable prtection , the cable fix in pipe proper as per direction ofengr-in -charge complete as required. |
| 5 | Supply, laying in trenches, testing and commisioning XLPE insulated screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with standard aluminium conductor, 11000 volts (earthed) grade having cross sectional area 120 Sqmm 3 core complete all as specified and directed.(Note: (i) Cable joint shall be measured and paid separately.) |
| 6 | S&F in replacement cable jointing kit for 11 KV (earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm as per direction ofengr-in -charge complete as required. |
| 7 | Supply and fix cable jointing kit for 11 KV grade cable for indoor termination,heatshrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of sizes 120 sqmm to 185 sqmmas per direction ofengr-in -charge complete as required. |
| 8 | S&F in replacement cable jointing kit for 11 KV (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmmas per direction ofengr-in -charge complete as required. |
| 9 | Supply & laying of LT UG cable XLPE insulated armouredheavy duty elect cable with stranded aluminiumconductor 1100 volts grade cross section area150 Sqmm 3.5 core laid in trenches/ fixing on panels/walls/poles or passing through pipe including connecting with suitable lugs, glands, nuts and bolts and testing complete all as specified and directed. (Note: (i) Cable joint shall be measured and paid separately.) (from Main DG panelTo Transformer) |
| 10 | Supply and fix Heat shrink End joint indoor/outdoor LT 1100 volts grade 150 to 300 sqmm, 4 core complete all as specified byengrr-in-Charge. (for voltage stablizer and transformer) |
| 11 | Supply ,Installing ,testing and CommisionningAutomatic Servo Controlled Voltage stabilizer for automatic operation of capacity 750 KVA ,three phase, 4 wire 50Hz supply , copper wound (auto transformer and buck boost transformer) ,naturally oil cooled, indoor type floor mounted& designed for input variation between 330 V to 470 V with output voltage stabilized at 415 V with accuracy ± 2.5% with pure sine wave (no added harmonics) ,effeiciency more then 95 % and speed of correction 8 Volts per second and with protection system(Over /under voltage,over load protection with suitable MCCB /MCB , high temp trip ,single phasing protection,unbalanced load)and digital voltmeter(input and output),digital ammeter (R,Y,B phase ) and frequency meter,indicator ON/OFF ,High /low voltage ,overload current indicationand MS powder coated enclousers as per IS standard IS-2026 & IS 9815 with lifting hook and earthingterminal ,cable box for input /output connection complete all as specified by engr-in-Charge. |
| 12 | M & L for Earthing complete all shown as electrical plate No -03 of MES Sch part -I as specified with testing and as directed including the following.(i) Galvanised steel earth plate of size 60x60cmx6mm thick burried directly in ground vertically to a depth not laess than 2.25 mtr below ground level with top edge of earth plate at a depth not less than 1.50 metres below ground level.(ii) Earth plate surrounded by and packed with charcoal and common salt in alternative layers( n.exc 15 cms each layer).(iii) 32x6mm G I strip from earth plate to test point including necessary GI bolts, nuts, check nut, washers & thimbles etc.(iv) 20mm bore, medium grade, GI pipe for watering including GI funnel and wire mesh. Pipe shall be provided vertically upto top level of earth pit and then taken horizontaly to the earth pit. (v) 40 mm dia bore G. I. light grade pipe for protection of GI strip. (vi) Cement concrete chamber of PCC (1:3:6) type C-2 using 40mm graded crushed stone aggregate. The chamber shall be constructed one metre away from edge of earth pit. (vii) 50mm thick precast cover of cement concrete(1:2:4) type B-1 using 20mm graded crushed stone aggregate and MS angle iron 50x50x6mm frame including two coats of synthetic enamel painting over a coat of red oxide to exposed steel surfaces with suitable handle to lift the cover. (viii) Excavation in soft/loose soil, returning filling & removal of surplus soil to a distance of 50m as directed. |
| 13 | Labour for disconnecting Existing HT cable of95 sqmm to 185 sqmmsize from structure/pole/transformer /VCB for finding fault, M&L for defect rectification HT cable laid in trenches or any location by loacting fault with the help of electronic fault machine comprising of surge generator pulse, ECHO fault locator with high frequency distance calculator etc. The entire repair work to be completed with in 12 hours of instruction fromengrr-in-charge as specified. Note:-(i) fault locating with electronic fault locator, excavation and earth work, disconnecting and reconnecting both end of cable, relaying of sand and protective cable covers are deemed to be included in the quioted rate all as specified and directed byengrr-in-charge (ii) joint kit will be measured seperately in appropriate item in this schedule |
| 14 | Supply, installation, testing and commissioning of 11 kV, 630 Amp, 3 Pole, Outdoor Type Load Break Switch (LBS) with earth switch ,manually operated gang mechanism, suitable for breaking load current under normal service conditions, complete with insulators, arcing horns, operating mechanism, earth blades, padlocking arrangement and all other necessary accessories for safe and efficient operation ,The LBS shall be mounted on hot dip galvanized steel support structure duly fabricated with base frame, operating pipe, crank and handle, including providing and casting of cement concrete foundation in 1:3:6 type C-2 (using 40 mm graded stone aggregate) as per manufacurer recomedation with necessary excavation, formwork, curing and finishing smooth, including grouting of bolts and painting of steel structure with two coats of aluminium paint over one coat of red oxide primer, complete all as specified and directed byengrineer-in-Charge. |
| 15 | M&L for establishment of Back-feed arrangements /configuration at Suratgarh MAFIsite for providing standby power supply from 750 KVA DG at PS-I substnto PS-II substn throughexisting Transformer 750 KVA (at PS-I) /existing VCB (PS-I & PS-II) involvestesting and restoration process to ensure reliable performance and accurate voltage/power regulation . The scope includes the following :-Note :- (i) For De-commissioning, Re-commissioning, Testing, Cabling, Wiring, Interlocking, Re-arrangements of switchgears, programming, testing and Establishing of Back feed are included in thsi job.(ii) The above work shall be carried out by the authorised manufacturer and rate for the same are included in this item. Nothing shall be paid extra on this account. (iii)The faulty item i.e Relay /CT/PT in existing VCB shall be meauserd seperatly. Note :- Following Major workwill be carried out in this item. |
| 16 | Provision of \"back feed\" with auto function & Integration of ACB’s / VCB’s” to suitemergency power feed up to MAFI PS-2 including selection & supply of various controlcable, laying, termination, testing in complete with conformance to interlock suitabilityfor Normal & CATII modes of operation for specific direction of power feeds. |
| 17 | Provision of Interlocks (Only) to limit the auto ops in existing ACB’s / VCB’s to suitemergency power feed up to MAFI PS-2 with selection of various control cable includinglaying, termination, testing for Normal & CATII modes of operation for specific directionof power feeds. |
| 18 | Development/installation/testing of PLC software for monitoring & control of 7 VCB\"s, 5ACB\"s, 750 KVA DG operations at PS-1 to have emergency power feed up to MAFI PS-2automatically by use of control over existing switchgear for Normal & CATII modes ofoperation for specific direction of power feeds. |
| 19 | Testing, decommissioning & re-commissioning of existing MAFI-1 PS transformer, VCB’s,ACB’s of both substations including rearrangement (if required) in terms of position /place to suit updated power flow arrangement. |
| 20 | Development of scheme wirings / scheme diagrams/cable schedule for each station tosuit integration program and preparation / conduct of scheme test protocols. |
| 21 | Health Check & Repair functions for 2 transformer, 14 no 11 KV VCB\"s, InterconnectionCabling tests and termination, 7 no 800A ACB\"s including addition of remote controlfacility, U/V facility, Enhancement of aux contacts (if required) with extension of controlwiring within equipment in complete to suit Original MAFI Concept. |
| 22 | Site inspection and Survey charges including to and from and loading boarding |
| 23 | Supply and fix in of MCCB 400 Amp rating,3-pole 415V, breaking capacity 36KA.Adjustable & fixed magnetic typesetting Ics 100% of Icu withrotary handle for on/Off all as specified and directed. |
| 24 | Overhauling/ servicing /calibration of HT VCB 400/800 Amps with bus coupler 11 KV of any make by carrying out following job:-(i)Taking out VCB trolly from the panel board.(ii)Removal of dirt,dust & carbon particles by air blower(iii)Cleaning of all moving & fixed contacts of VCB with dry cloth & CRC solution and greasing of moving contacts & gears.(iv)Checking and setting of VCB ON/OFF operation mechanism through TNC & push button and triping relay and adjust the trip setting.(v)Checking tightness of all control wires.(vi)Checking leakage in vacuum interrupter by Hi-Pot test.(vii)Assembly of trolly and testing complete.(viii) servicing shall be got carried out by authoised rep of the VCB manufacturer and the serviceengrineer submit a service report of each VCB with detais of settings perameter.Note: Spare partsshall be undertaken through authorised service centre of existing make. |
| 25 | Supply and fixing in replacement microprocess numerical relay for 33/11 KV VCB tripping system ( 03 Over Current/02 O/C , 01 Earth Fault and high set instantaneous protection in single unit) suitable for opration on 24V DC-110V DCall as per Model No CGI14N/CGI4C (Note:ifExisting relays are of Electromagnetic type, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work). |
| 26 | Supply and fixing in replacement Ammeter for HT panel Square dial of size 100 mm digital type complete all as specified and as directed.Make : AE/Rishabh (Note: Existing meter analough type and large in size, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work). |
| 27 | Supply and fixing in replacement voltmeter for HT panel Square dial of size 100 mm digital type complete all as specified and as directed.Make : AE/Rishabh(Note: Existing meter analough type and large in size, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work). |
| 28 | M & L for Vaccum Interrupter type WL-33379 or as per exixtingsuitable for 11 KV VCB Panelcomplete all as specefied and directed. |
| 29 | M & l for Isolating contact assembly 400/800 Amps with complete set of contact (set of six) suitable for 11 KV VCB Panelcomplete all as specefied and directed. |
| 30 | Supply and fixing in replacement indicator lamp assembly 24V DC in (Red,Yellow, White, Green & Blue colour) for HT panels complete all as specified and as directed. |
| 31 | Supply install ,testing and commissioning in replacementof Power packunit input voltage 90-270 Volts and out put voltage 24 Volts DC having4-digit degital Volt & Ammeter, High resolution D/A, A/D converter , Digital interface as standard function etc. including taking out US battery bank unitcomplete all as specified and as directed |
| 32 | Supply and fix Motor cut off switch complete all as specified and directed |
| 33 | Supply and fix ZZ Switch complete all as specified and directed |
| 34 | Supply and fix HRC Kit kat fuse 2A, 4A,6A ,10A & 20 A complete all as specified and directed |
| 35 | Supply and fix Closing coil 24V DC Make : CGL complete all as specified and directed. |
| 36 | Supply and fix Tripping coil 24V DC Make : CGL complete all as specified and directed |
| 37 | Supply and fix of Multifunction meter (V,A,P,PF) for 11 KV VCB as per existing sample complete all as specified and directed. |
| 38 | Supply and fix of Big gear and small gear set complete all as specified and directed. |
| 39 | Supply and fix of TNC switch 11 KV/33 KVpanel complete all as specified and directed. |
| 40 | Supply and fix Segment gear complete all as specified and directed. |
| 41 | Supply and fix of 11 KV Spring charging motor 220V AC/DC complete all as specified and directed. |
| 42 | Supply and fix Motor & Gear assembly 110V DC and 220 ACfor 11 KV VCB Panelcomplete all as specefied and directed. |
| 43 | S & F Cast resin type 11KV VCB three phase current transformer having ratio 100+50/5+5Aas per IS: 2705 having protection core class 5P10, burden of 15VA and metering core class CL1.0 and burden of 15VA, breaking capacity of 13.1 KV for 1.0 secondas per existing in VCB complete all as specified and as directed. |
| 44 | S & f 11KV VCB three phase indoor air cooled PT of ratio 11KV/RT 3/10V/RT 3/110/RT 3 class 0.5-3, burden 100VA, insulation level 35/75 KV, voltage factor 1.2 cont and 1.9 for 30 sec, conforming to IS-3156 as per existing in VCB complete all as specified and as directed. |
