COMPREHENSIVE MAINTENANCE AND REPAIRS TO HT 11KV GRADE MAFI I AND II SUB STATIONS AND MAINTENANCE TO HT DISTRIBUTION LINES, TRANSFORMERS, HT VCBs AND ALLIED WORKS UNDER GE (AF) BIDAR

Amount

Comprehensive maintenance and servicing to switchgear (VCB/RMU) 4 visits in 11 months as specified by Engr-In-charge and attend VCB complaints on demand/fault under AMC period and duly carring out servicing,overhauling, calibration by using suitable test kits, and cleaning the switch gear terminals/moving parts of electric/mechanically with suitable cleaning agents in all respects by taking care of reference drawings & specifications of OEM and incl attending complaints on faults for the same on faulty/requirement/emergency calls of any type within the maintenance period and testing to VCB/protection relay by disconnecting, opening of indoor/out door type VCB (Make : Crompton / Megawin / Yamuna Denson / ABB Ltd, Alsthom/Schneider) of any technical specification of 11 KV grade VCB current rating 400/630/800/1250 Amps (incomings of MAFI 1&2) Including for checking, examining complete VCB in terms of electrical and mechanical side in all respects after complete servicing with reference to OEM drawings with facilitated automatic operating features and review the control switches with wiring and replacement of minor spares like fuses, wires, terminals/blocks and removing/replace unserviceable / defective spare parts with new spares under relevent items, reassembling the VCB complete in all respects upto serviceablility state of switch gear to satisfactory of Engr-In-charge complete all a specified and as directed.

Comprehensive maintenance and general servicing to switchgear (VCB/RMU) 4 visits in 11 months of insulation resistance testing, CRM testing, 3 pole timing testing with transportation under AMC and duly carring out servicing,overhauling, calibration by using suitable test kits, and cleaning the switch gear terminals/moving parts of electric/mechanically with suitable cleaning agents in all respects by taking care of reference drawings & specifications of OEM and incl attending complaints on faults for the same on faulty/requirement/emergency calls of any type within the maintenance period and testing to VCB/protection relay by disconnecting, opening of indoor/out door type VCB (Make : Crompton / Megawin / Yamuna Denson / ABB Ltd, Alsthom /Scheneider) of any technical specification of 11 KV grade VCB current rating 400/630/800/1250 Amps (out going feeders) Including for checking, examining complete VCB in terms of electrical and mechanical side in all respects after complete servicing with reference to OEM drawings with automatic facilitated operating features, and review the control switches with wiring and replacement of minor spares like fuses, wires, terminals/blocks and removing/replace unserviceable / defective spare parts with new spares under relevent items, reassembling the VCB complete in all respects upto serviceablility state of switch gear to satisfactory of Engr-In-charge complete all a specified and as directed.

Note for 1 & 2: (i) Replacement of unserviceable parts shall be measured and paid separately under relevent item of Sch 'A' as supply only but fixing charges of the parts replaced /repaired is deemed to be included in the item rate. (ii) Servicing shall be got carried out thorugh a approved agency of any state/Central govt CEI (chief electrical Inspectorate) (iii) Engineer shall be consider repair/servicing duly reference taken from OEM drawings and tech specifications and service engineer will submit a service report and calibration certificate for each VCB. (iv) Any minor item not included in CA and required for successful operation of the panel will be provided by the contractor & same shall deemed to be included in the quoted rates. (v) Failing attend the lodged complaint of any mode within 24 Hours will imposed penalty of Rs 1000/fault for each day cumulatively and same shall be deducted from his dues.

Servicing of Automatic Power Factor Correction (APFC) panel monthly of the capacity upto 200 KVAR complete comprising any type capacitors, APFC relay, MCCB, Cooling fan, Voltmeter, Ammeter, CTs with all other connected accessories, checking of serviceability of each component, cleaning all contact points, tightening of all connections including replacement of unserviceable components, thimbles, nut bolt and washers, etc if necessary, cleaning the entire panel by using hot blower complete all a specified and as directed. Note: 1. Major spares shall be measured and paid separetely 2. spares not inlcude in the schedule shall be provide by the contractor upto servicibility of the capacitor panel and satisfactory of Engr-in-charge

Supply only Heavy duty capacitors suitable for 300 kVAr, voltage grade 11 KV HT suitable to inbuilt in existing panel , having operating losses 0.35 W/kVAr complete all a specified and as directed.

Supply only APFC relay, 4 Stage, auto set function, having digital display complete all a specified and as directed.

Supply only APFC relay, 6 Stage, auto set function, having digital display complete all a specified and as directed.

Supply only thyristor switching module, suitable to 11 KV grade HT, 50 Hz, having high peaking inverse voltage suitable to exisiting panel complete all as specified and as directed.

Supply only capacitor duty contactor suitable for 11 KV grade, 50 Hz, 1 NO, suitable for kVAr rating up to 5 kVAr complete all a specified and as directed.

Supply only electronic time switch suitable for 900 KVAr capacitor panel voltage grade 11 KV HT complete all a specified and as directed.

Supply only LED indicator lamp (RED, YELLOW, GREEN) complete all as specified and as directed.

Supply only push button actuator with carrier any colour complete all as specified and as directed.

Supply only PVC Cooling fan for APFC panel 6” sweep as per sample complete all as specified and as directed.

Supplying and laying synthetic Rubber insulated mats 2.5 mm thick, width not less than 1 mtr for voltage upto 33 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) IEC/BS EN 61111: 2009 BIS/ERDA/CPRI approved suitable for electrical shock safety complete all as specified and as directed.

Supplying and laying synthetic Rubber insulated mats 3 mm thick for voltage upto 33 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) IEC/BS EN 61111: 2009 BIS/ERDA/CPRI approved suitable for electrical shock safety of sizes 2m x 1m complete all a specified and as directed.

Supply only potential transformer model ECS11J or suitable to existing and conforming to IS 3156-1992, insulation class 'B' suitable for existing breakers complete all a specified and as directed. Make :- Schneider or equvalent in AREVA/SIEMENS/ABB/Megawin

Supply only single phase under voltage or over voltage relay 20/110 V or 82/264V suitable for existing breakers complete all a specified and as directed. Make : L&T or equvalent in MEGHAWIN/ AREVA/SIEMENS/ ABB / Schenider

Supply only single phase over current or earth fault relay 20/110 V or 82/264V suitable for existing breakers complete all as specified and as directed. Make : L&T or equvalent in MEGHAWIN/ AREVA/ SIEMENS/ ABB/ Schenider

Supply only Tripping coil DC 24/110 volts suitable for existing breakers complete all a specified and as directed. Make : MEGHAWIN/ AREVA/SIEMENS/ABB/Schenider

Supply only Closing coil DC 24/110 volts suitable for existing breakers complete all a specified and as directed. Make : MEGHAWIN/ AREVA/SIEMENS/ABB/Schenider

Supply only Spring charge motor 1.5 KW single phase for functional of HT VCB suitable for existing makes complete all as specified and as directed complete all a specified and as directed. Make : MEGHAWIN/ AREVA/SIEMENS/ABB/Schenider

Supply only current transformer suitable for existing breakers complete all a specified and as directed. Make :- Megawin or equvalent in AREVA/SIEMENS/ABB/Schenider

Supply only female & male contact made out of copper with silver coating type suitable for existing HT 11 KV breakers complete all a specified and as directed.

Supply only cast resin bush unit of suitable for existing HT 11 KV breakers along with copper studd duly coated with sliver plate for fixing of 11 KV bus bars along with suitable nut bolts and watchers complete all a specified and as directed.

Supply and fixing of Gear box of 11 KV HT VCB panel including taking out old U/S Gear box complete all as specified and as directed. Make Magawin or equivalent in AREVA/SIEMENS/ABB/Schenider

Supply only multi function digital panel meter (Micom relay) having the parameters the HT voltage,current, frequency, power factor , KVA, KVAR and short CCT current/fault level currenct sensor measurements etc suitable for operating voltage 24/110/230 volts complete all as specified and as directed. Make : L&T (Micom relay)/CADLE/Socomech

Supply only moving arm unit (male & female) type suitable for existing HT 11 KV breakers complete all a specified and as directed.

Supply and fixing power pack unit of capacity 415/ 110 Volts 3 having 9 battyeries 12 volt x 90 AH phase and making necessary connection to PTs complete including taking out old U/S power pack unit complete all a specified and as directed. Make : Power pack

Supply and fixing power pack unit of capacity 230/12 Volts single phase and making necessary connection to PTs complete including taking out old U/S power pack unit complete all a specified and as directed. Make : Power pack

Supply and fixing power pack unit of capacity 230/24 Volts single phase and making necessary connection to PTs complete including taking out old U/S power pack unit complete all as specified and as directed. Make : Power pack

Supply and fix trip circuit supervision relay VAX30-34V model No.VAX31ZG8043FCH make- Alstom including taking out old U/S relay complete all as specified and as directed. Make - Alstom or equvalent in L&T/MEGHAWIN/ AREVA/SIEMENS/ABB/Schenider

Supply only multi function meter model EN 8400 having the parameters the HT voltage,current, frequency, power factor , KVA, KVAR etcsuitable for existing RMU complete all as specified and as directed. Make Elmeasure or equvalent

Disconnecting the transformer of capacity upto 1000 KVA of Resin/Dry type from the electrical system, taking out the connected cables for servicing and insulating weaken winding using good quality varnish, tightning the terminals and cleaning the juction points with using suitable solutions and checking,calibration electrically/mechanically of the tansformer and configure the auto system without disturbing exising auto connectivity and reassembly the equipment by taking reference OEM drawings complete all a specified and as directed. Note:- 1. Minor spares like nut,boltluigs,terminal blocks, int wiring.fuse wires for repair/maint of the transformer is deemed to include in quoted rates 2. Major spares shall be measured and paid separately

Tracing/tracing and pointing out fault in 11KV underground cable any size with the help of fault tracing machine and rectify the fault by making joints of any type and size as specified and directed to restore the supply complete all as specified and as directed. Note: (i). Joint kit shall be measured and paid separately. (ii) Earth work shall be measured and paid separately. However, width of trenches shall be allowed for payment as per authorized width given in SSR for each size of cable. (iii) All other necessary arrangements suitable for locating the faults deemed to be included in the unit rate quoted. (iv) T&P required for the entire job shall be provided by the contractor at his own end and nothing extra shall be admissible on this account. (v) Cable required, if any shall be measured and paid for separately. (vi) Fault & location thereof shall be traced within 12 hours of intimation by the Engineer-in-Charge. failing shall be imposed penalty of Rs 500/fault for each day cumulatively and same shall be deducted from his dues.

Supply only HT barrel fuse 2 Amps suitable for 11 KV potential transformer of existing makes conforming to IS complete all as specified and as directed.

Supply only HT barrel fuse 32 Amps Din type suitable for existing HT 11 KV breakers conforming to IS complete all as specified and as directed.

Supply only HT barrel fuse 32 Amps BS type suitable for existing HT 11 KV breakers conforming to IS complete all as specified and as directed.

Supply and fixing in replacement of ceramic LV bushing complete with bushing stud (brass metal) for transformer of capacity up to 750 KVA complete all as specified and as directed.

Supply and fixing in replacement of ceramic HV bushing complete with bushing stud (brass metal) for transformer of capacity upto 750 KVA complete all as specified and as directed.

M & L for Mild steel plates, plain or chequered, 5mm thick cut to shape and size to match the existing HT / LT cable ducts including provision of holes to accomodate the handles and painting the same with two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and as directed.

Supply and fixing indicating lamp red,yellow,blue,green, white of operating voltage 24/110/230 volts including taking down u/s indicators complete all as specified and as directed. Make - Wipro/ Bajaj/ Havells

Taking down old unserviceable 11 KV insulated discharge rod and S&F in replacement of highly insulated FRP & Fiber glass industrial use earth telescopic discharge rod for 3 phase use having 3 Nos extendeble type upto 11 mtr height of capacity upto 66 KV HT lines complete all as specified and as directed.

Material and labor for HT cable route indicator cast iron plate round shape of size 150 mm dia bolted with 50 x 6 mm flat iron member of height not less than 1 Mtr embedded in PCC 1 : 3 : 6 type C2 of size 20 x 20 x 30 cm block in trench over the cable route complete all as specified and as directed.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 m in depth for taking out /for laying under ground cables/pipes etc and getting out in soft / loose soil complete all as specified and as directed.

Supply and laying unreinforced pre cast concrete cable cover class HV type 1 flat size 300 x 180 x 40 mm for cable protection complete all as specified and as directed.

Supply and spreading fine river sand in trenches for cushioning of under ground cable all as directed by Engr-in-Charge at site Note:- Only punned thickness 18 cm will be measured and paid complete all as specified and as directed.

Returning filling in including spreading, levelling, watering and well ramming in layers n-exc 25 cms complete all as specified and as directed.

Removing excavated soil to a distance n-exc 50 mtr and depositing where directed at a level n-exc 1.5 mtr above the starting point complete all as specified and as directed.

Relaying old serviceable unreinforced pre cast concrete cable cover taken out from the trenches complete all as specified and as directed.

Taking down of HT XLPE/ PVC UG cable 11000 V grade ,3 core of any size/dia up to 240 Sqmm from the trenches along complete all as specified and as directed.

Relaying of old serviceable HT XLPE/ PVC UG cable 11000 V grade ,3 core of any size/dia up to 240 Sqmm from the trenches along complete all as specified and as directed.

M & L for XLPE insulated, screen, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor,3 core, 11000 volts, grade of the size 185 Sqmm complete all as specified and as directed.

All as per item no 53 here in above but of size 120 Sqmm complete all as specified and as directed.

All as per item no 53 here in above but of size 95 Sqmm complete all as specified and as directed.

M & L for indoor type jointing kit heat shrinakable for 11KV grade UG cable end termination with 3 core Aliminium conductor complete along with jointing material all as specified and as directed of size 120 to 185 Sqmm complete all as specified and as directed. Make:- Densons/ M-Seal/ Birla-3M/ CCI

All as per item no 56 here in above but of size 95 Sqmm complete all as specified and as directed. Make:- Densons/ M-Seal/ Birla-3M/ CCI

M & L for outdoor type ,jointing kit,heat shrinakable for 11KV grade UG cable end termination with 3 core Aliminium conductor complete along with jointing material all as specified and as directed of size 120 to 185 Sqmm Make:- Densons/ M-Seal/ Birla-3M/ CCI

All as per item no 58 here in above but of size 95 Sqmm complete all as specified and as directed. Make:- Densons/ M-Seal/ Birla-3M/ CCI

M & L for outdoor type Straight through ,jointing kit,heat shrinakable for 11KV grade UG cable with 3 core Aliminium conductor complete along with jointing material all as specified and as directed of of size 120 to 185 Sqmm complete all as specified and as directed. Make:- Densons/ M-Seal/ Birla-3M/ CCI

All as per item no 60 here in above but of size 95 Sqmm complete all as specified and as directed. Make:- Densons/ M-Seal/ Birla-3M/ CCI

Disconnection and removing the u/s PCB Unit from Servo stabilizer of capacity 750 KVA carefully and S&F new PCB unit complete of same size and capacity suitable for existing 750 KVA Servo Stabilizer all as specified and as directed.

Disconnection and removing the unserviceable servo motor unit along with shaft from the existing servo stabilizers ( Oil/Air cooled ) carefully and replace same with the identical equivalent servo controlling unit of same size and capacity consisting of Reverseble synchronous motor with constant speed - Instant Start/Stop operates on single phase 230 V , 50Hz suitable for Voltage stabilizer of capacity 750 KVA(Oil Cooled) complete all as specified and as directed.

Disconnection and removing the u/s Main contactor carefully from voltage stabilizer 750 KVA and S&F new power contactor 3 POLE MNX 400, coil voltage 240 volt comprising of all accessories suitable for 750 KVA voltage stabilizer complete all as specified and as directed. Make L&T or its equivalent Havells/C&S /standard.

S & F GI tube light grade galvanised of size 100 mm with all fitting and fixed to wall and celling or laid in floors/under road etc complete all as specified and as directed.

S & F GI tube light grade galvanised of size 80 mm with all fitting and fixed to wall and celling or laid in floors/under road etc complete all as specified and as directed.

M&L Tripod Earthing Complete with 3 numbers of Chemical earthing (maintenance free) using corrosion resistant earth electrode copper cladded, copper coating thickness of 250 microns, 17.20 mm dia, high tensile low carbon COPPER BONDED RODS WITH 99.9% with 25KA current discharge test from CPRI of length 3.0m as per UL 467, with suitable compressive coupler planted at depth not less than 3.0m of bore 100mm below gorund level and duly covered with low resistant superior conductive powdered non corrosive, highly hydrous earth enhancing material all as directed including connecting upto common bus bar grid of size 25 x 3 mm to achieve optimum low earth resistance on inspection/ testing complete all as specified and as directed. Notes:- (a) The make shall be of manufactures as listed in particuler specification here-in-after. (b) The earthing shall comply to IS-3043 and the earth resistance shall be less than 1 ohm (c) The electrode shall carry UL marking and amanufacturer's name (d) The quoted rate shall also deemed to be included the following:- (i) Survey of earth resistance if required for testing of the earth shall be carried out along with departmental representative. (ii) The Grid point/ testing point shall be of 25 x 3mm copper bus bar of length 150mm mounted on porcelain insulators and enclosed in suitable enclosure of mild steel 2mm thick duly painted with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer. (iii) The carbon based earth enhancement compound shall have very minimum resistance value (less than 0.12 Ohm) to keep the earth resistance at the lower level. The back fill compound shall be filled with highly conductive and eco friendly ground enhancing compound as per IEC 62561-7 shall not be less that 90KG per pit. (iv) Testing of earth shall be carried out alongwith the departmental representive and report shall be submitted. (v) The 35 Sqm single core copper cable PVC insulated for inter connection of earthing to equipment. The quoted rate shall deemed to include the cost of copper cable 35 Sqm up to 7.5 Mtr. (vi) Earthwork such as auguring and making good the surrounding area shall carried out in any type of soil. The bore hole shall be not less than 80mm dia and 3.0m deep from ground level. (vii) Earth termination clamps shall be provided to facilitate connection to equipment.

Supply, installation, testing & commissioning of Digital Grounding Device 240 kA 3 phase 4 wire portable type with resistance sensor built in low impedance equipment grounding and bonding system, provides 100% protection against Lightning surges, static charge, noises,ESD,EPR and eliminates abnormal electrical disturbances which enter from power and other service lines and ensuring clear bonding potential (earth to neutral voltage) less than 1.0 V having a digital 6 digit lightening surge counter, self-health visual status indicator with facility to monitor online input voltages & earth to neutral voltages pre-wired pulverulent body painted metal enclosure to be connected in parallel to the powersupply circuit, tested and certified from CPRI, MIL STD810G, IEC61000-6-1,IEC 61000-6-3, IEC 61643-11-2011 & confirming to ISO 9000 & ISO 14001-2015 & CE complete all as specified and as directed. Make : - Model: DSE-MII 3P4 240 of make DSS Digital Equipement protection Co. or equivalent model in Nextechno Gen Pvt ltd / Magnus Global Power solutions as approved by GE.

Supply, installation, testing & commissioning of Digital Grounding Device 120 kA 1 phase 3 wire portable type with resistance sensor built in low impedance equipment grounding and bonding system, provides 100% protection against Lightning surges, static charge, noises,ESD,EPR and eliminates abnormal electrical disturbances which enter from power and other service lines and ensuring clear bonding potential (earth to neutral voltage) less than 1.0 V having a digital 6 digit lightening surge counter, self-health visual status indicator with facility to monitor online input voltages & earth to neutral voltages pre-wired pulverulent body painted metal enclosure to be connected in parallel to the powersupply circuit, tested and certified from CPRI, MIL STD810G, IEC61000-6-1,IEC 61000-6-3, IEC 61643-11-2011 & confirming to ISO 9000 & ISO 14001-2015 & CE complete all as specified and as directed. Make : - Model: DSE-MII 1P3 120 of make DSS Digital Equipement protection Co. or equivalent model in Nextechno Gen Pvt ltd / Magnus Global Power solutions as approved by GE.

Disconnection and removing old u/s cable from the earthing equipment and S&L PVC single core copper conductor (flexible) copper cable, PVC insulated (unsheathed) 1100 volts conforming to IS:694 of 35 Sqmm complete all as specified and as directed. Make:- Polycab / Havells / Finolex.

M/L for providing earthing complete with Copper earth plate electrode 600 mm x 600 mm x 3.15 mm thick buried directly in ground earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 Mtr below normal ground level ,Alternate layers of charcoal) & common salt Crystal and connected to copper earth strip20x3 mm by means of bolts, nuts, check nuts & washers of copper and connecting to earth dolly all as shown in electrical plate No. 5 of SSR Part I of 1991 & testing complete including 40mm dia light grade GI pipe upto 7.5mtr long, excavation in any type of strata, PCC ( 1:3:6 ) type C1 earthing chamber, pre cast slab 50 mm thick in cement concrete ( 1: 2 : 4 ) type B 1 ( reinforced with welded steel wire fabric (XPM) weight not less than 4 Kg / Sqm with frame, test box , including 20 mm bore water pipe medium grade GI Tubing including GI Funnel , wire mesh etc complete all as specified and as directed. Note1 :- Earth continuity conductor and GI protection pipe beyond 7.5m shall be measured and paid under the respective items. Note 2: Qoted rate deemed to include the cost or excavation and earth work PCC Chamber, funnel cover etc.

Disconnection and removing the U/S / broken / bent Aluminium strip from the roof/ down conductors of the buildings and M&L for Aluminium strip of size 25x3.15 mm complete including cut to length and size to match the existing system and fixing the same to the wall / roof on suitable porcelin insulators along with fixing materials complete all as specified and directed. Note :1. Porcelin insulators will be measured and paid separately under the respective of the schedule 2. Materials required for removing the u/s earth strips from any height the technical buildings (Apprx Upto 10 mtrs height) deemed to be included in the quoted rate

All as per item No 72 here in above but Copper strip of size 20x3.15mm complete all as specified and as directed.

All as per item No 72 here in above but Copper strip of size 32x6mm complete all as specified and as directed.

M & L for earthing pit display board made out of 3 mm thick MS sheet of size 30 x 35 cm welded to 75 cm long 25 x 25 x5 mm thick MS angle iron grouted in PCC 1:3:6 (using 20 mm graded stone aggregate ) to aa depth of 20 cm below GL and including applying two coats of synthetic enamel paints of approved coloured over a coat of red oxide primer on all expoxed steel surface and writing the letters on the plate for showing the following details : a)Earthing Pit No b)Date of Measurement c)Next Due Date d)Standard Value

MAYUR ELECTRIC SERVICES (BID ID -3078089)