OUTSOURCING OF SERVICES FOR MAINTENANCE OF 33/11 KV MRS DMRL AND CONNECTED AREA HT ELECTRICAL WORKS AT DMRL AND ADJOINING AREA, KANCHANBAGH, HYDERABAD

Amount

Outsourcing of services for Operations of 33/ 11 KV MRS in DMRL having 15 MVA capacity transformer load comprising of 33 KV steel structures with bus bars, insulators, AB switches, transformer 5000 KVA - 02 Nos, 2500 KVA - 02 Nos of 33/11, PF corrector 11KV capacitor bank of capacity 300 KVAR with battery bank & battery charger, 33 KV HT panel boards, 11 KV SF6 breakers, 33 KV outdoor structure, PT's metering system bus couplers, HT/LT cables, control cables, LT panel boards for sub station, lighting & maintenance of DG set for sub-station lighting, earthing pits of all the equipments (including regular watering) & plants, carrying out regular testing of the equipments and maintaining of the earth testing register/insulation testing register/Oil testing registers etc, Log Book with Duty Roaster/ attendance register records of the electric supply with all parameters as described at the sub station and daily maintenance of the complete surrounding area of the MRS. As and when Supply fails/ restore from TSSPDCL or breakdown is informed to the MRS incharge within 05 Minutes of breakdown, complete all as directred. Note:- The job shall be maintained by employing three Semi-Skilled Electricians and three helpers (unskilled) on all days (including Sundays and holidays) in three shifts as given below :- (a) First shift 0600 hrs to 1400 hrs (b) Second shift 1400 hrs to 2200 hrs (c) Third shift 2200 hrs to 0600 hrs

Notes:- (i) Rate quoted shall be deemed to include for leave/ reserve/off of the trades men employed. (ii) Tradesmen shall be assisted by unskilled persons as per trade practice and safety norms in all three shifts. (iii) Rate quoted shall be deemed to include for restoration of jumpers, HT fuses by any means using existing resources during short circuits due to wind/rains without any extra cost to the department within premises of MRS and to restore the supply for incoming and outgoing feeders. (iv) Rate quoted shall be deemed to include for maintenance of DG set i.e checking of distilled water, cleaning of battery terminals and cleaning of DG set at MRS.

Outsourcing of services for maintenance of 11/0.433 KV substation in 'ETC' building (AEC complex) having 02 MVA(1000 KVA - 02 Nos) 11/0.433 KV capacity transformer comprising HT panel with SF6 breakers, PT's, CT's, HT joints, HT/ LT cables, battery banks with battery charger, LT panel board with switches, metering protection system, earthing pits of all the equipment & plants carrying out regular testing of the equipment and maintaining of the earth testing registers etc. maintaining of daily records of the electric supply with all parameters described at the substation, daily maintenance of the surrounding area of the ETC, stand by DG sets of 400 KVA - 02 Nos capacity for daily maintenance Log book/breakdown details register complete all as directed. Note:- The job shall be maintained by employing three Semi-Skilled Electricians on all days (including Sundays and holidays) in three shifts as given below :- (a) First shift 0600 hrs to 1400 hrs (b) Second shift 1400 hrs to 2200 hrs (c) Third shift 2200 hrs to 0600 hrs .

Notes:- (i) Rate quoted shall be deemed to include for leave/ reserve/off of the trades men employed. (ii) Rate quoted shall be deemed to include for restoration of jumpers, HT fuses by any means of using existing resources during short circuits due to wind/rains without any extra cost to the department within premises of ETC to restore the supply for incoming and outgoing feeders. (iii) Rate quoted shall be deemed to include for maintenance of DG set i.e checking of distilled water, cleaning of battery terminals and cleaning of DG set at ETC.

Outsourcing of services for maintenance of HT electric distribution system for proper distribution of electric supply at different locations at DMRL area, to carry out regular checks and services to the plants/ equipments for up keep of 11 KV substation and ensure serviceability of all the equipments and electrician shall be utilised in other DMRL area break downs , If Power could not be restored with in 3 Hours payment will be cut per shift @ double the rate quoted including under taking routine maintenance of the 11 KV breakers, cleaning and maintenance of battery banks at sub stations, maintenance of capacitor banks of different banks, replacement of barrel fuses, maintenance of 11/0.433 KV transformers, Maintenance of surrounding area of the sub stations, checking of electrical control panel and thoroughly cleaning of equipment/ machinery complete all as directed. Note :- During the leisure time on direction of JE concerned other Electrical related work shall be attended within Lab area. The job shall be maintained by employing One Semi-Skilled Electrician and one helper (unskilled) on all days (including holidays & Sundays) from 0900 hrs to 1700 hours.

NOTE for Item No 01 to 03 :- (i) The materials required for the area cleaning and Transformer cleaning (Cotton Waste, Brooms and Carbon Cleaner for Battery terminals) and water pipe for watering in earth pits will be provided by the Contractor and cost of cleaning materials and pipe, provision of Printed Log Books & Stationery required to be included in the quoted rates. (ii) In case supply fails/ restore from TSSPDCL or breakdown, will be informed with in 05 minutes of breakdown to MRS incharge . Information expenditure deemed to be included in quoted rates.(iii) For Ser No (ii) - Any complaints regarding breakdown will be attended within half an hour. (iv) All people employed are responsible for cleaning and maintenance including restricting vegetation growth in his/ their equipment surrounding area. (v) Uniform alongwith shoe shall be provided by the contractor. (vi) The necessary Tools & plants shall be provided by the contractor.

(vii) The contractor should submit the ID Proof, Bank Account No of Operator/ Person Employed. The payment shall not be less than minimum labour wages, Documentary proof of payment shall be submitted whenever requested (viii) Group insurance for the operators shall be made by the contractor. Documents shall be submitted to the department. (ix) Minimum wages certificate along with attendence register and wage register for releasing of payment. (x) In case of absence of operator, double the rate quoted to be recovered. (xi) Deparmental equipments of each installation,shall be under safe custody . In case of theft of any item from installation recovery shall be made from the contractor as per direction. (xii) Qualification / Experience certificate (minimum 05 years) with age not more than 60 Years of all staff employed shall be submitted. (xiii) The person employed for one Job shall not be disturbed by contractor for other works of contracts.

Dismantling the defective jumpers of 11 KV, supply and connect new jumper with ACSR conductor with proper binding to HT/LT over head line conductor including binding wire, bolts, nuts, washers and suitable aluminium lugs complete for HT/LT over head line, structures complete all as directed.

Servicing of existing 33 KV Air break Switch of rating upto 800 Amps duly applying petroleum jelly after cleaning the contact from the rust and deposited carbon including tightening of all the loose connections making good for operation complete all as directed.

S&F in repairs 33 KV worn out structure jumper with new aluminium jumper (panther size) with new aluminium clamp including bolts, nuts and washers complete all as directed.

M&L for disconnection of old unserviceable clamp and S&F of new Busbar Clamps of existing size and GI pipe support for aluminium pipe suitable for 33 KV complete all as directed.

S&F in repairs explusion type fuses with holder 11000 Volts, 40 Amps for outdoor Capacitor complete all as directed. Make- Magnewin

Servicing of existing 33 KV Breakers by disconnecting all control wiring connection and after completion reconnecting the same with all moving & all non moving parts by cleaning and removing dust and applying petrolium jelly & oil to all moving parts and repairs to minor parts and check all parts are functioning including draw out mechanism servicing and oiling including tightening of all the loose connections/ parts and making good for operation complete all as directed Note:- (i)Spare Parts costing upto Rs 1500.00 shall be included in the quoted rate.(ii)Major parts shall be measured and paid seperately under relevant items.

Servicing of existing 11 KV Breakers (SF6 or VCB type) by disconnecting all control wiring connection and after completion reconnecting the same. Opening of All Mechanical and non mechanical parts including charging mechanism, chain by cleaning and removing dust & old oil/grease and applying petrolium jelly & oil to all moving parts and repairs to minor parts and check all parts are functioning including draw out mechanism servicing and oiling including tightening of all the loose connections/ parts and making good for operation complete all as directed . Note :- (i)Spare Parts costing upto Rs 1500.00 shall be included in the quoted rate.(ii)Major parts shall be measured and paid seperately under relevant items.

Cutting and trimming tree branches of any girth and of any size touching the overhead lines and clearing the distance upto 1.5 mtr length on both sides of OH line with in a span of 35 metres each, disposing the same and clearing the site complete all as directed .

Servicing of 11 KV AB switches upto 400Amps by dismantling & overhauling and re-assembling, testing & commissioning complete all as directed. Note: Male/female contacts shall be measured and paid separately under relevant items.

Supply only Male contacts suitable for 33/11 KV Air Break switch complete all as directed.

Supply only Female contacts suitable for 33/11 KV Air Break switch complete all as directed.

S&F disc insulator single disc 11 KV grade porcelain vitreous brown or green 145mm high and 255 mm dia including taking out old unserviceable insulator complete all as directed.

S&F pin type insulator of size 150mm high and 150mm dia single disc 11 KV grade porcelain vitreous brown or green insulator including one galvanised iron washer and one nut including taking out old unserviceable insulator complete all as directed.

Disconnecting the electric supply and taking down the broken unserviceable post top insulator and S&F post top porcelain insulator vitreous brown with GI clamp, nuts & bolts etc suitable for 11000 Volts grade working pressure complete all as directed.

Isolate,disconnect,dismantle the burnt out lugs from main switches/MCCB and crimping with new lugs as per existing one including fixing, insulation, termination to main switch/MCCB for the following sizes of cables complete all as directed Note : For new Cable cleaning both end insulation as required length and fixing new lugs as per size including well crimping to the lugs for both ends of cable complete shall be included in quoted rates.

35 sqmm to 50 sqmm

70 sqmm to 95 sqmm

120 sqmm to 240 sqmm

240 sqmm to 300 sqmm

Meggering of cable for checking of fault for fault rectification of any size any palce after disconnection of cable from both side including relooping and relaying and refixing the same after fault rectification.

Meggering of HT Overhead conductor between Span to Span/Six pole structure/four pole structure of any type of insulator with complete disconnection & reconnection of jumper for checking of fault and rectification for any size at any place after disconnection of AB switch complete all as directed.

Disconnecting and taking down old exisiting CTs from VCB after taking shutdown complete, breaker removing, Supply and fixing New CT on position with all connection complete testing and commissioning of Metering and Protective CT 11000V Core-1- 150/5 A Burden-15VA Class-1, Core-2- 150/5A, Burden-15VA Class-5P, ISF/ALF-10 of STC-18.4 KV for 3 Sec, 50 Hz, Insulating level- 12/28/75 KV complete all as directed. Make- INSTRANS/KALPA/ELECTROHMS

Disconnecting and taking down old exisiting Bus bar insulator from VCB after taking shutdown complete breaker removing, Supply and fixing New Bus bar insulator in position with all connection complete testing and commissioning 11000V of capacity 1250 Amps on existing aluminium bus bar including cleaning with CTC and insulation of bus bar complete all as directed.

Supply & fixing Trip/ Closing Coils for SF6 Brakers operated on 30/110Volts DC including taking down old unserviceable Coil complete all as directed. Note- one trip & one closing coil 30/110 volt treated as one set

M&L for Cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sqmm including taking down unserviceable jointing kit complete all as directed.

M&L for Cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm including taking down unserviceable jointing kit complete all as directed..

M&L for Cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 to 300 Sqmm including taking down unserviceable jointing kit complete all as directed..

M&L for Cable jointing kit for Eleven 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 50 to 95 Sqmm including taking down unserviceable jointing kit complete all as directed.

M&L for Cable jointing kit for Eleven 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 to 185 Sqmm including taking down unserviceable jointing kit complete all as directed..

M&L for Cable jointing kit for Eleven 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 240 to 300 Sqmm including taking down unserviceable jointing kit complete all as directed.

M&L for 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 240 to 300 Sqmm complete all as directed.

M&L for 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 to 185 Sqmm including taking down unserviceable jointing kit complete all as directed.

M&L for 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 50 to 95 Sqmm including taking down unserviceable jointing kit complete all as directed. Make for item No. 24 to 32:- REYCHEM/ DENSON/ M-SEAL/3M

Supply and filling of transformer oil in transformer of plinth / pole mounted including testing complete all directed. Make :- SERVO/POWER OIL

Dehydration including filtration cleaning of transformer oil in transformer indoor/ outdoor type at different location of DMRL area by centrifusion / machine having minimum capacity 1000 to 3000 ltrs/ hour including testing oil before and after dehydration complete all as directed.

Replacement of Silica gel complete all as directed.

M&L for Renewal of Fuse wire by using appropriate amp rating tinned copper fuse wire with all safety precaution like hand gloves Earth rod at site of any height of six/four/two pole structure all as directed. One Job includes all three fuse wires)

Supplying only Tinned Copper fuse wire of 16SWG to 22 SWG or 30 Amps to 200 Amps capacity

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in hard/dense soil for foundation of poles, structures, stay rods, laying of underground cable etc complete all as directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers, each not exceeding 25cm thick using soil complete all as directed .

Removing excavated soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as directed.

Supply and spreading of dry river sand in trenches/ transformer yard / two pole structure yard for cable protection complete all as directed. Note:- Punned thickness only shall be measured for payment purpose.

M&L for laying common burnt bricks, sub class 'B', of size 230 x 115 x 75 mm in trenches for cable protection complete all as directed.

Supply, laying, testing and commissioning in trenches/ ducts, fixed on walls/panels of LTUG cable, 1100 volts grade, PVC insulated, PVC unsheathed armoured with aluminum conductor cable complete including lugs of requied sizes for the following nominal cross sectional areas of cables including taking down old unserviceable cable complete all as directed:- MAKE: HAVELL'S/UNIVERSAL/CCI/GLOSTER/KEI/ POLYCAB/ KEC INTERNATIONAL (RPG)

3.5 core x 16 Sqmm

3.5 core x 25 Sqmm

3.5 core x 50 Sqmm

3.5 core x 150 Sqmm

3.5 core x 300 Sqmm

3.5 core x 400 Sqmm

Material and Labour for cutting existing BT road/PCC of size 45cm x 60cm for taking out/laying of underground cable and including necessary earth work and refilling the same in layers well ramming including watering as required and matching with the existing surface with 200mm thick PCC 1:2:4 type B1 and curing the same with wet gunny bags and removing debris to a distance not less than 50m complete all as specified and directed

Supply and lay GI tubing 100mm dia, light grade for cable protection at road crossing/on poles and tubing sealed at bith ends after laying the cables including taking out old GI tubing complete all as directed.

M&L for earthing complete with Galvanised steel earth plate electrode 600mm x 600mm x 6mm, 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 1.5m below ground level connected to and including GI strip 25x4 mm protected with GI light grade pipe 40mm dia for earth electrode upto test point or upto 7.5 mtr whichever is less by means of bolts, nuts, check nuts and washers all as shown in electrical plate No 3 (of SSR part-I) connected to earthing test point including provision of necessary excavation and earth work in any type of soil, PCC 1:3:6, type C1 as in earth pit, RCC 1:2:4 type B1, cover slab, 50mm thick with 8mm dia TMT bars @ 100cm c/c both ways, GI water pipe 20mm bore medium grade, water funnel, comman salt, charcoal, including testing on completion, complete all as specified.

S&F in repairs MCCB 200 Amps, including sheet metal enclosure 4 pole 50 HZ, 35 KA, complete all as directed.

S&F in repairs MCCB 100 Amps, including sheet metal enclosure 4 pole 50 HZ, 25 KA, complete all as directed.

S&F in repairs MCCB 400 Amps, FP, 50HZ, 50KA including sheet metal enclosure complete all as directed

S&F in repairs MCCB 630 Amps, 4 pole 50 HZ, 50 KA including sheet metal enclosure, complete all as directed. Make for item Nos.47 to 50:- ABB (T-Max)/ SIEMENS(3VT)/ LEGRAND (DPX)/ L&T (D-Sin)/ SCHNEIDER (NSX) CONTROL & SWITCHGEARS Note for item No. 47 to 50: Cost of fixing on to walls/surface on suitable angle iron bracket support and civil work shall be included quoted rate.

S&F in repairs MCCB 100 Amps, 3/4 pole 50 HZ, 25 KA, complete all as directed.

S&F in repairs MCCB 200 Amps, 4 pole 50 HZ, 35 KA, complete all as directed.

S&F in repairs MCCB 400 Amps, FP, 50HZ, 35/36KA complete all as directed.

S&F in repairs MCCB 630 Amps, 4 pole 50 HZ, 50 KA complete all as directed. Make for item Nos.51 to 54:- ABB (T-Max)/ SIEMENS(3VT)/ LEGRAND (DPX)/ L&T (D-Sin)/ SCHNEIDER (NSX) CONTROL & SWITCHGEARS Note for item No. 51 to 54: Cost of fixing on to walls/surface on suitable angle iron bracket support and civil work shall be included quoted rate.

Testing and calibration of of protection Over current and Earth Fault relays numerical type P-111/123/127 complete all as directed.

Testing and calibration of of protection Over current and Earth Fault relays numerical type P-632 / 642 complete all as directed.

M&L for painting of complete yard of 33 KV MRS at DMRL comprising of chequrred plates, MC channels, GI pipe 80mm dia , Medium channels, 33 KV SF6 circuit out door mounted breakers, HT poles, OLTC panels, 11 KV SF6 breakers, HT Capacitors & Reactors, 33/11KV transformers,33 KV structure, Main entrance gate fabricated of iron, fire point at the yard and other misc items like Air break switches, GI strips, earth pits and all other machinary and equipment fitted at the yard by preparation of old painted surfaces and applying one coat of synthetic enamel paint complete all as directed. Make :- SHALIMAR/ASIAN/BERGER

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