CWEK-52/2020-21

Amount

Supply, installation, testing and commissioning outdoor type, pole mounted/plinth mounted step down transformer, 11 KV/433 volts (at no load) AC 3 phase 50 HZ, 100 KVA capacity, core type, double copper wound, Oil immersed, naturally cooled, oil Natural Air Natural (ON AN) with external cooling tubes, delta connected on primary side (HV) and star connected on secondary side (LV) in accordance with vector group DYN-11 with neutral brought out on secondary side (LV side) and having taping at ±2.5% & ±5% on HV side to be charged by means of hands operated off load tap changer gear. The maximum temperature rise should not exceed 45 degree celsius in oil and 55 degree celsius in HV/LV winding when measurement by resistance method after continous full load run on an ambient temp of 40 degree celsius. The transformer shall be IS-1180 marked.

(a) Three Nos porcelain bushing suitable for 11 KV on HV side, complete with copper rods nuts and washers. (b) One cable box on LT side (Secondary side) consisting of four nos porcelain bushing with copper rods, complete with nuts and washers with cable glands suitable for reception/ taking out of cable upto 3.5 core 120 Sqmm LT 1100 Volts grade, PVC/ XLPE insulated and PVC sheathed heavy duty armourd cable including jointing material complete. (c) De-hydration breather with first fill of dehydrating agent (silica gel) (d) Explosive vent, Thermometer pocket on tank cover, oil level gauge, Oil drain ilter valve, lifting lugs, oil filling hole with cap/ plug with connection plate complete, air release valve plug and four nos plain solid cast steel detachable rollers. (e) One No. 100 mm dia dial type thermometer, vapour pressure type, having range 0-120 degree celsius with metal guard having maximum perimeter temperature reading indicator with re-setting device. (f) Two earthing terminals on tank cover to facilitate fixing of 32 X 6 mm galvanised iron earth strip for earthing of body. (g) Rating plate and terminal marking plate. (h) Extra bushing for neutral in the LT cable box for providing independent set of earthing for neutral. (j) First fill of new and unused transformer oil, IS-335 filtered and testing upto 40 KV dielectric strength at 2.5 mm air gap between testing electrodes. (k) Providing adequate size and Nos of channel embedded in floor for movement of transformer.

Supply, installation, testing and commissioning outdoor type, pole mounted/plinth mounted step down transformer, 11 KV/433 volts (at no load) AC 3 phase 50 HZ, 160 KVA capacity, core type, double copper wound, Oil immersed, naturally cooled, oil Natural Air Natural (ON AN) with external cooling tubes, delta connected on primary side (HV) and star connected on secondary side (LV) in accordance with vector group DYN-11 with neutral brought out on secondary side (LV side) and having taping at ±2.5% & ±5% on HV side to be charged by means of hands operated off load tap changer gear. The maximum temperature rise should not exceed 45 degree celsius in oil and 55 degree celsius in HV/LV winding when measurement by resistance method after continous full load run on an ambient temp of 40 degree celsius. The transformer shall be IS-1180 marked.

(a) Three Nos porcelain bushing suitable for 11 KV on HV side, complete with copper rods nuts and washers. (b) One cable box on LT side (Secondary side) consisting of four nos porcelain bushing with copper rods, complete with nuts and washers with cable glands suitable for reception/ taking out of cable upto 3.5 core 120 Sqmm LT 1100 Volts grade, PVC/ XLPE insulated and PVC sheathed heavy duty armourd cable including jointing material complete. (c) De-hydration breather with first fill of dehydrating agent (silica gel) (d) Explosive vent, Thermometer pocket on tank cover, oil level gauge, Oil drain ilter valve, lifting lugs, oil filling hole with cap/ plug with connection plate complete, air release valve plug and four nos plain solid cast steel detachable rollers. (e) One No. 100 mm dia dial type thermometer, vapour pressure type, having range 0-120 degree celsius with metal guard having maximum perimeter temperature reading indicator with re-setting device. (f) Two earthing terminals on tank cover to facilitate fixing of 32 X 6 mm galvanised iron earth strip for earthing of body. (g) Rating plate and terminal marking plate. (h) Extra bushing for neutral in the LT cable box for providing independent set of earthing for neutral. (j) First fill of new and unused transformer oil, IS-335 filtered and testing upto 40 KV dielectric strength at 2.5 mm air gap between testing electrodes. (k) Providing adequate size and Nos of channel embedded in floor for movement of transformer.

Supply, installation, testing and commissioning outdoor type, pole mounted/plinth mounted stepdown transformer, 11 KV/415 volts (at full load) AC 3 phase 50 HZ, 200 KVA capacity, core type, double copper wound, Oil immersed, naturally cooled, oil Natural Air Natural (ON AN) with external cooling tubes, delta connected on primary side (HV) and star connected on secondary side (LV) in accordance with vector group DYN-11 with neutral brought out on secondary side (LV side) and having taping at ±2.5% & ±5% on HV side to be charged by means of hands operated off load tap changer gear. The maximum temperature rise should not exceed 45 degree celsius in oil and 55 degree celsius in HV/LV winding when measurement by resistance method after continous full load run on an ambient temp of 40 degree celsius. The transformer shall be IS-1180 marked.

(a) Three Nos porcelain bushing suitable for 11 KV on HV side, complete with copper rods nuts and washers. (b) One cable box on LT side (Secondary side) consisting of four nos porcelain bushing with copper rods, complete with nuts and washers with cable glands suitable for reception/ taking out of cable upto 3.5 core 120 Sqmm LT 1100 Volts grade, PVC/ XLPE insulated and PVC sheathed heavy duty armourd cable including jointing material complete. (c) De-hydration breather with first fill of dehydrating agent (silica gel) (d) Explosive vent, Thermometer pocket on tank cover, oil level gauge, Oil drain ilter valve, lifting lugs, oil filling hole with cap/ plug with connection plate complete, air release valve plug and four nos plain solid cast steel detachable rollers. (e) One No. 100 mm dia dial type thermometer, vapour pressure type, having range 0-120 degree celsius with metal guard having maximum perimeter temperature reading indicator with re-setting device. (f) Two earthing terminals on tank cover to facilitate fixing of 32 X 6 mm galvanised iron earth strip for earthing of body. (g) Rating plate and terminal marking plate. (h) Extra bushing for neutral in the LT cable box for providing independent set of earthing for neutral. (j) First fill of new and unused transformer oil, IS-335 filtered and testing upto 40 KV dielectric strength at 2.5 mm air gap between testing electrodes. (k) Providing adequate size and Nos of channel embedded in floor for movement of transformer.

Voltage stabilizer for automatic operation, three phase naturally oil cooled indoor type & designed for input variation between 300 V to 480 V with output voltage stabilized at 415 with accuracy ± 2.5% and speed of correction 8 Volts per second and of capacity 200 KVA, complete all as specified and directed.

Supply & laying of UG cable LT 1100 volts grade XLPE insulated armoured heavy duty elect cable with stranded aluminium conductor cross section area 70 Sqmm 3.5 core laid in trenches or passing through pipe including connecting with suitable lugs, glands, nuts and bolts and testing complete all as specified and directed.

Supply and installation of XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 95 sq. mm x 3 core, complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95 sq mm 3.5 core, complete all as specified and directed.

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 sqmm to 95 sqmm, complete all as specified and directed.

Earthing complete including taking down of old one with galvanised steel earth plate electrode of size 60cms x 60cms x 6.0 mm thick as per IS 3043 of 1987 buried directly in to the ground (earthpit not less than 2.25 m deep below the ground level) with top edge of the plate not less than 1.5 meters below normal ground level, connected to the galvanised earth lead by means of bolts , nuts check nuts and washers of galnanised iron or steel using GI strip 32 x 6 mm as earthing lead as shown in electric plate No-3 of SSR- Part-1 connected to earth strip all as specifed or indicated including testing on completion and necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1 :3:6 type C-1 using 20 mm graded stone aggregate, pit, funnel, 15 mm diia meduim grade watering pipe, 40 mm dia GI light grade earth lead protection pipe, CI frame and cover , wire copper lugs etc mesh, charcoal and common salt in alternate layer complete all as specified and directed.

Designing, fabricating, supplying including all fabrication material for complete trolley suitable for 200 KVA transformer made of rolled miled steel sections. Trolley size not less than 9 feet (length) x 7 feet (width) x 5 feet (height) (excluding roof height) and interconnected by 'C' channels of appropriate sizes 6"x3", 4"x2", 3"x1.5" respectively. Square pipe of size not less than 2.5"x2.5" fpr side wall for support, side wall of MS sheet of thickness not less than 2.5mm (openable with hinges arrangement and welded with side wall), floor sheet of MS chequred plate not less than 4mm thickness mounted on four wheel drum including tyre of size 8.25x16 make of tyre CEAT/MRF complete with inner tube including towing arrangements. Provision of left and right movements of all wheels, provision of covered roof with prelaminated sheets, roof angle not more than 80 degree. provision of tool box and other related minor works as required complete all as specified and directed by Engr-in-charge. It is also includes the following accessories:- (a) Wheel Axle suitable to accommodate load of trolley and 200 KVA transformer (b) Leaf spring of suitable size - 4 sets (c) Wheel rotation arrangement (d) Mud Guard on all four wheels with reflectors (e) Four Nos 5 ton capacity vertical jacks fixed on trolley of suitable trawer to hove 80mm clearance for tyres from ground level for idle period for lifting. (f) Earth lead 35 Sqmm copper cable fixed with copper thimble 30 RM Each - 04 Nos Note :- (i) The sizes of MS sections are indicative only all other MS sections required for the fabrication of trolley are deemed to be included in rate quoted. (ii) Weight of Raw material should not be less than 1500 Kg

Supply installation Testing & Commissioning of ECO friendly Diesel Engine driven generating set of 100 KVA CPCB-II nearest higher side 400/440 volts, AC 3 phase, 50 HZ , 4 wire, 0.8 PF directly coupled alternator and engine watercold with AMF Panel common steel base fixed on Cement concrete in foundation filling and mass concrete Type C2 1:3:6 (40 mm graded aggregated for DG set of 100 KVA platform with floor mounted AMF panel as directed by manufacture and other accessories comprising of following. a) ENGINE- ECO friendly for emisson and noise (PCB NORM COMPLIACE) 4 stroke diesel Engine confirming to BS std developing 156 BHP @ 1500 RPM turbocharged aircooled/ watercold complete with a provision for 10% overload for one hour on 100 KVA. i) Fly wheel with starter ring for generating set. ii) Dry type Air filter iii) Lub oil cooler assembly with accessories.. iv) Exhaust air manifold. v) Exhaust silencer.vi) Expension bellow. vii) Exhaust gas turbocharger. viii) Fuel filter (pree micro). ix) Lubricantion oil filter. x) 12V electrical starting system with starting motor & battery charging alternator with self starter and other auto electric accessories as recomanded by manufacturer. xi) Centrifugal by-pass filter. (xii) In- line Monoblock fuel pump with mechanical governer and fuel pump.xiii) Front & rear engine mounting supports. xiv) Engine control panel consisting of OFF/ON/START keys lub oil pressure gauge, Ammeter, electronic Hour meter, speedometer. xv) Safety against low lub oil pressure. xvi) Engine operation/Maintenance, spare parts Manual. xvii) Engine test certificate. xviii) Cold starting kit

b) ALTERNATOR- Sailent pole brushless type suitable for direct couple to engine self excited, self regulated with fast response thyristor type electronic automatic voltage withhold out put voltage with in desired limit(+1%) Dynamically balanced 400/415 volts AC 3 phase 50 HZ, 4 wire 0.8 PF lagging 100 KVA, 1500 RPM star connected (4 wire) screen protected drip proof enclousers liquied coolent cooled with radial fan mounted on rotor with insullation with stand an over load of 10% for one hour in every 12 hours operation ambient temperature condition as per BS 2613 IS 4722 with following accessories. i) One MS frame suitable for mounting of Engine & alternator. ii) One fuel tank of suitable capacity for 6-8 hrs contineous running complete with fuel gauge inlet/outlet connections drain valve with plug etc. iii) Battery Make -Exide of 180 AH capacity with copper leads and terminals of suitable size.(01 Nos battery will be as per 12 volts starting system) iv) One set of AVM pads fitted on base frame. v) One hand operated rotory type pump connected.with HD pipe of length 10 Mtrs.

C) AMF CONTROL PANEL -The panel shall be made out of fabricated sheet steel suitable for indoor floor mounting installation hinged from panel door for easy accessibility and suitable rated bus bar internal wiring fuses with suitable provision for connection incoming/out going leads. It will include for following accessories. i) Alternator and mains connector, 3 pole suitable size with overload relay for protection. (ii) Digital multifanctional programable up to 200 Amps 500 Volts, three phase 4 wire LT net work to read power factor, frequency, Amps, and voltage - 01 No (iii) One set of mains supply voltage monitor to identify low voltage/complete failure and initiate necessory signal for .iv) Push botton for start/stop/reset, acknowledge .v) Master switch for auto/manual/test/off. vi) One set of lamp indicator. vii) All control fuses will be so located as to be easly accessible for replacement. viii) Relay section will comprise set of relays for following:- a) Automatic starting of DG set in case of low voltage mains as pre-adjusted.b) Automatic transfer on mains dully monitered quality of supply for preset time period and shut down the DG set after present ideal running time.c) In the event of faliure disel Engine to start on faliure of mains supply on one attempt to more starting impulse will be automatically given and of still the Engine duse not start due to same defect with in 30 second of first starting impulese it will be disconnected and locked, automatically given audio and visual signals.d) Automatically mains supply resoration without time delay in case of faliure of DG set due to faulty starting.e) The circuit will make use of minimum number of relays and control wiring will be neetly provided with adequate size of copper conductor cable of suitable size and end tag numbered at either ends.

D) Acoustic enclosure- Supply & install of Acoustic Enclosure suitable for 100 KVA DG set as under. i) Fabricated out of CRCA sheet of suitable thickness as per manufacture design. Polyster based powder coated internaly and externaly with lockable type door handle. All nuts and handles shall be zinc coated. ii) The doors are gasketed with EPDM gaskets. iii) Sound proofing with high quality rock wool/mineral wool confirming to IS 8183 of 50mm thickness and density at 96 Kg /M3 coverd with fiber glass cloth and perforated powder coats sheet specialy designed allenuators (Sound controller) at air entry and exit of the container noice level shall be not exceed 75 Db at 1 meter distance as per CPCB norms. iv) Adequate ventilation to meet air requirement for combustion and heat removal with provn of a blower. v) Emergency stop push button out side the container. vi) Provn of light inside the canopy providing of FTL fitting 1x20 watt with wiring and control switch.

Supply installation Testing & Commissioning of ECO friendly Diesel Engine driven generating set of 50 KVA CPCB-II nearest higher side 400/440 volts, AC 3 phase, 50 HZ , 4 wire, 0.8 PF directly coupled alternator and engine watercold with AMF Panel common steel base fixed on Cement concrete in foundation filling and mass concrete Type C2 1:3:6 (40 mm graded aggregated for DG set of 62.5 KVA platform with floor mounted AMF panel as directed by manufacture and other accessories comprising of following. A) ENGINE- ECO friendly for emisson and noise (PCB NORM COMPLIACE) 4 stoke diesel Engine confirming to BS std developing 80 BHP @ 1500 RPM turbocharged aircooled/watercold complete with a provision for 10% overload for one hour on 50 KVA. i) Fly wheel with starter ring for generating set. ii) Dry type Air filter. iii) Lub oil cooler assembly with accessories. iv) Exhaust air manifold. v) Exhaust silencer. vi) Expension bellow. vii) Exhaust gas turbocharger. viii) Fuel filter (pree micro). ix) Lubricantion oil filter. x) 12V electrical starting system with starting motor & battery charging alternator with self starter and other auto electric accessories as recomanded by manufacturer.

xi) Centrifugal by-pass filter. xii) In- line Monoblock fuel pump with mechanical governer and fuel pump. xiii) Front & rear engine mounting supports. xiv) Engine control panel consisting of OFF/ON/START keys lub oil pressure gauge, Ammeter, electronic Hour meter, speedometer. xv) Safety against low lub oil pressure. xvi) Engine operation/Maintenance, spare parts Manual. xvii) Engine test certificate.xviii) Cold starting kit B) ALTERNATOR- Sailent pole brushless type suitable for direct couple to engine self excited, self regulated with fast response thyristor type electronic automatic voltage withhold out put voltage with in desired limit(+1%) Dynamically balanced 400/415 volts AC 3 phase 50 HZ, 4 wire 0.8 PF lagging 62.5 KVA 1500 RPM star connected (4 wire) screen protected drip proof enclousers liquied coolent cooled with radial fan mounted on rotor with insullation class- F/H and with stand an over load of 10% for one hour in every 12 hours operation ambient temperature condition as per BS 2613 IS 4722 with following accessories. i) One MS frame suitable for mounting of Engine & alternator. ii) One fuel tank of suitable capacity for 6-8 hrs contineous running complete with fuel gauge inlet/outlet connections drain valve with plug etc. iii) Battery Make -Exide of 180 AH capacity with copper leads and terminals of suitable size.(01 Nos battery will be as per 12 volts starting system) iv) One set of AVM pads fitted on base frame. v) One hand operated rotory type pump connected.with HD pipe of length 10 Mtrs.

C) AMF CONTROL PANEL -The panel shall be made out of fabricated sheet steel suitable for indoor floor mounting installation hinged from panel door for easy accessibility and suitable rated bus bar internal wiring fuses with suitable provision for connection incoming/out going leads. It will include for following accessories. i) Alternator and mains connector, 3 pole suitable size with overload relay for protection. (ii) Digital multifanctional programable up to 200 Amps 500 Volts, three phase 4 wire LT net work to read power factor, frequency, Amps, and voltage - 01 No iii) One set of mains supply voltage monitor to identify low voltage/complete failure and initiate necessory signal for. iv) Push botton for start/stop/reset, acknowledge. v) Master switch for auto/manual/test/off. vi) One set of lamp indicator. vii) All control fuses will be so located as to be easly accessible for replacement. viii) Relay section will comprise set of relays for following:- a) Automatic starting of DG set in case of low voltage mains as pre-adjusted. b) Automatic transfer on mains dully monitered quality of supply for preset time period and shut down the DG set after present ideal running time. c) In the event of faliure disel Engine to start on faliure of mains supply on one attempt to more starting impulse will be automatically given and of still the Engine duse not start due to same defect with in 30 second of first starting impulese it will be disconnected and locked, automatically given audio and visual signals. d) Automatically mains supply resoration without time delay in case of faliure of DG set due to faulty starting. e) The circuit will make use of minimum number of relays and control wiring will be neetly provided with adequate size of copper conductor cable of suitable size and end tag numbered at either ends.

D) Acoustic enclosure- Supply & install of Acoustic Enclosure suitable for 62.5 KVA DG set as under. i) Fabricated out of CRCA sheet of suitable thickness as per manufacture design. Polyster based powder coated internaly and externaly with lockable type door handle. All nuts and handles shall be zinc coated. ii) The doors are gasketed with EPDM gaskets. iii) Sound proofing with high quality rock wool/mineral wool confirming to IS 8183 of 50mm thickness and density at 96 Kg /M3 coverd with fiber glass cloth and perforated powder coats sheet specialy designed allenuators (Sound controller) at air entry and exit of the container noice level shall be not exceed 75 Db at 1 meter distance as per CPCB norms. iv) Adequate ventilation to meet air requirement for combustion and heat removal with provn of a blower. v) Emergency stop push button out side the container. vi) Provn of light inside the canopy providing of FTL fitting 1x20 watt with wiring and control switch.

Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation, shafts, man holes,for under ground cable / erection of poles, stays etc not exceeding 10 Square metre on plan and getting out in soft/loose soil, complete, all as specified and as directed.

Returning filling in including spreding leveling watering and well ramming in layers not exc 25 cm each in soft/loose soil, complete all as specified and as directed .

Removing excavated materials to a distance not exc 50 m and depositing where directed at level n exc 1.5 above the starting points, complete all as specified and as directed .

Material and Labour for Fine and dry sand cushioning for underground cable by providing a layers of sand 8cm deep before laying and 15cm deep after laying the cable including tretching the cable, complete all as specified and as directed . Note - Punned thickness of sand layer shall be measured and paid to contractor.

Material and labour for sub class brick laid dry width wise across the cable in trenches for protection of cable complete all as specified.

Supplying and fixing light grade GI tubing of size 40 mm dia for cable protection and fixed with clamp to pole and wall with nut bolt complete, all as specified and as directed.

Supply, installing, testing and commissioning of air break gang operated triple switch( GOD) outdoor type , vertical mounting type of capacity 200 Amp with drop out fuse consisting 12 insulators, ISI marked mechanically operated, mounted on insulator and frame work with 25mm dia GI pipe operating rods and mechanical work from ground level with locking arrangement including Godrej pad lock with two keys complete with fuse carrier and HT fuse element having upto 200 Amp rating suitable for HT 11 KV 50 HZ AC supply including necessary electric connection complete all as specified and directed.

Razdan Builders and Suppliers

ALCO ENGINEERSPVT LTD

M/S Sky Engineers

M/S SURINDER KUMAR MAHAJAN

M/S Noor Mohammad Shalla

CHINAR CONSTRUCTION TRADERS