repair and maint of DG Set and transformer incl allied item for all loc of shilling grn

Supply and laying of XLPE insulated screened, PVC bedded glavanised steel strip or wire armoured, electric power cables ( Hevy duty) with aluminium conductor 11000 volts grade, cross sectioned area 95 sqmm x 3 core complete all as specified and directed.

Supply and laying of XLPE insulated screened, PVC bedded glavanised steel strip or wire armoured, electric power cables ( Hevy duty) with aluminium conductor 11000 volts grade, cross sectioned area 120 sqmm x 3 core complete all as specified and directed.

M & L tube light grade galvanised of size 80mm dia with all fittings and laid in trenches / under roads/ under floors/ fixing on poles and walls with clamps complete all as specified and directed

M & L tube light grade galvanised of size 100 mm dia with all fittings and laid in trenches / under roads/ under floors/ fixing on poles and walls with clamps complete all as specified and directed

M & L for cable joiting kit for 11 KV (earthed) grade cable for outdoor/Indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core x XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and directed

M & L for cable joiting kit for 11 KV (earthed) grade cable for outdoor/Indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core x XLPE armoured aluminium conductor cable of size 120 sqmm complete all as specified and directed

M & L for cable joiting kit for 11 KV (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core x XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and directed

M & L Stay assembly complete with accessories is as shown in electrical plate No 1 (loop type insulator, stay clamps, excavation & concrete work shall be included) dia of stay rod 20 mm complete all as specified and directed

Supply, fixing and testing of ACSR conductor of any size including jointing with and including aluminium binding wire 14 SWG dia and stretching complete all as specified and directed.

M & L galvanised steel wire 4mm dia fixed on HT OH Lines complete all as specified and directed

M & L pin type porcelain, vitreous, white, brown or green insulator incl one galvanised mild steel spindle, two galvanised iron washers and one galvansied iron nut, 150mm height, 150mm dia for 11000 volts grade complete all as specified and directed.MAKE:-JAYPURIA/BHEL/JAYSHREE

M & L Disc type porcelain, vitreous 145mm height and 255 dia ball and socket type, white, brown and green " Two in series" assembly for tension with tension clamps for conductor, working pressure 11000 volts grade complete all as specified and directed.

All as per item No 12 above but single disc assembly

M&L for Earthing complete with galvanized earth plate electrode 60 cm x 60cm x 6mm thick buried directly in ground to the depth of not less than 2.25 mtr below ground level with top edge of earth plate or a depth not less than 1.50 m below ground level connected to GI strip 32 x 6mm as earth lead by means of galvanized bolts, nuts check nuts and washers and necessary excavation and earth work PCC 1:2:4 type B-1 using 20mm graded brick aggregate for earth pit RCC cover , charcoal & common salt filled in alternate layers funnel with 20mm bore light grade watering pipe, 40mm dia GI pipe light grade for protection of GI strip, wire mesh and connected to earth point including testing on all as specified

M & L switch air break, gang operated tripple pole vertical type mechanically operated, moutned on insulator and steel frame, with operating mechanism worked from ground level for current rating 200 Amps 11000 Volt grade complete all as specified and directed

All as per item No 15 above but current ratign 400 Amps

M & L cross arms, bracing, supports, clamps and back plates fabricated from structural steel sections incl nuts, bolts, washers, welding, bending cold or hot,, drilling holes for bolts in any shape or size as indicated or directed and inclusive or one primer coat, one under coat and one finishing coat of super enamel paint complete all as specified and directed.

M&L for Re- stretching of ACSR Conductor 3 wire of any size on HT/LT over head lines incl earth continuity wire incl bindng properly, replacement of jumper with existing / suitable size of ACSR conductor complete all as specified and directed

M&L for Dismentling of HT 11 KV cable of any size and relaying after rectification of fault complete all as specified and directed. Note : HT Joints and replacement of cables if required, shall be measured and paid seprately. Necessary earth work, i,e. excavations, removing and refilling etc included all specified and directed

M&L for Painting of HT/LT Electric steel tubular pole with aluminium synthetic enamel paint from bottom to top of the pole inculding white and Red paint upto 1.5 Mtr height from bottom alernaterely strip 30 cm each and numbering with white eneamel paint with back gound black colour complete all as specified and directed by Engr-in-Charge.

M&L for Painting of Solar Street Light tubular poles with aluminium synthetic enamel paint from bottom to top of the pole with its fittings i.e, Clamps, Nuts & Bolts, Battery Boxes and Solar plate brackets etc including numbering with white eneamel paint with back gound black colour complete all as specified and directed by Engr-in-Charge.

M&L in replacement of lightening arrestor expulsion type transmission class 65 KA 11000Volt suitable for HT overhead network including necessary connection with HT OH line all as specified and directed.

M&L for Disconnecting and taking down of transformer indoor/outdoor type 11000/415 volts having capacity upto 750 KVA, transportation to workshop for repairs, strip opening of transformer after unscrewing nuts /bolts screws and connected accessories such as breather, conservator tank, temp gauge, taking out the core for replacement of defective parts and transportation back to the site after repairs and installing, connecting up, testing and commissioning at the site complete all as specified and directed. Notes : - (a) Transformer oil shall be drained out by the contractor in suitable capacity MS drums to be arranged by the contractor. The said drained out transformer oil shall be refilled in the transformer duly dehydrated after repair and the cost thereof shall be included in unit rate quoted against the respective item of this schedule. (b) Rewinding of both HT & LT coils shall be measured and paid for separately under respective item of this schedule. (c) Transportation charges for transportation of transformer from site to workshop and after repair, workshop to site shall be borne by the contractor and cost thereof shall be deemed to be included in the unit rate quoted for this item. (d) The said transformer shall be repaired in reputed workshop as directed. (e) Testing of transformer after repair shall be carried out with the following test and the cost of testing shall deem to be included in unit rate quoted against this item (f) The IR value of the dried winding before inserting the core in the shell shall not be less than 750 mega ohm with 5000 volts megger and record of the same shall be maintained. (g) Painting of transformer with one coat of super enamelled paint after cleaning the oil from transformer body complete all as specified and directed.

Supply and replacement of LT/HT Copper coils made out of super enameled copper strip/wire of transformers all as specified and directed Note :- Coil to be replaced shall have same number of turns, gauge insulation value matching with manufacturer’s design.

Supply and fixing as in replacement HT/LT 11 KV bush suitable for indoor/outdoor type transformer upto 750 KVA, complete with & including brass stud, 4 Nos brass nuts & brass check nuts complete all as specified and directed.

Supply and filling up of transformer oil as in topping up/levelling up after dehydration having dielectric strength not less than 40 KV at 4 mm gap conforming to IS -335/1993 all as specified and directed: Make:-Power oil/Savita/Apar

M&L for Painting of transformer of any size and capacity with two coat synthetic enamel paint including scrabing and cleaning complete all as directed by Engr-in-Charge

M&L for Opening of VCB (ring main unit) 11 KV of Capacity 630/800 Amps for servicing, cleaning, tightening of loose mechanical mechanism, greasing,inspection of Busbar,CTs/PTs internal wiring of control panel ,indicators,measuring of IR value ,calliberation of relays matching, replacement of unserviceable spare parts testing of tripping system and removing all type of dust and settled dirt by means of required T&P all as specified and directed by Engr-in-charge and testing complete all as specified and driected.

M& L for Periodical cutting of trees /trimming of branches along the LT/HT overhead lines in a grith of 03 mtrs on either side of the conductors all as specified and directed

Taking out the sample of transformer oil from each transformer at various locations for checking the dielectric strength and acidity test of oil for the presence of moist presence of moisture, impurities etc after the dehydration including de-hydration (Filtration) of transformer oil through mobile filtration plant to be used to respective locations duly connecting inlet/outlet to the machine by switching off HT power supply and taking all safety precautions so as to achieve dielectric strength not less 36 to 40 KV per minute rupturing capacity and switch on supply, charging of transformer all as directed. Note :- (a) Testing of transformer oil before & after dehydration shall be carried out at site as directed. (b) . Oil required for topping up after dehydration and filtration shall be made available by contractor measured and paid against Scheduled item. (c) The rates are inclusive of transportation of mobile filtration plant from civil workshop to the locations of each transformer and back

Supply and fix silica gel breather complete set for transformer upto 500 KVA ,11/430V

.-do- but for transformer 33/11 KV, 3.2/1.6 MVA

Replacement of silica gel of transformer as desired

M & L for replacement of old unserviceable drop out fuse unit 11 KV upto 20 Amps complete

M & L periodical maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting batteries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant, tightening all the nuts and bolts to the required torque and testing complete of 400 KVA DG set, Engine No KV-81001/0100001, Alternator No 6407104, Make: Kirloskar installed at Adm Block, Laitkor all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down/faults occurred on DG Sets without any extra cost during currency of the contract and a recod for details of maint/services will be kept along with the equipments.

M & L Periodical maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting batteries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant, tightening all the nuts and bolts to the required torque and testing complete of following 250 KVA DG sets all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down occurred on DG Sets without any extra cost during currency of the contract (a) Engine No F6-3809/0600033alternator No 4507664 make KIRLOSKAR at Laitumkhra Complex (b) Engine No F6-3810/0700401alternator No 4507784 make kirloskar at Happy Valley Power House (c) Engine No F6-3810/0900273 Alternator No GS3L109J87615 at ARPS (Sr) , Laitkor (d) Engine NoF6-9810/0800213 alternator No GS3L/08E4 3868 make KIRLOSKAR at 33/11 KV Power House, Laitkor

M & L maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting battries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant , tightning all the nuts and bolts to the required torque and testing complete of following 200 KVA DG sets all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down occurred on DG Sets without any extra cost during currency of the contract (a)Engine No FS-MI-10 A-9436 alternator No FS-3M110A-94365 make KIRLOSKAR at Sprots Complex

M & L Periodical maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting batteries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant , tightening all the nuts and bolts to the required torque and testing complete of following 125 KVA DG sets all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down/faults occurred on DG Sets without any extra cost during currency of the contract and a recod for details of maint/services will be kept along with the equipments. (a)Engine No_6H-3538/1002409__alternator No ES-03H0109648make__KIRLOSKAR at Transit Camp Guwahati

M & L Periodical maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting battries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant , tightening all the nuts and bolts to the required torque and testing complete of following 62.5 KVA DG sets all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down occurred on DG Sets without any extra cost during currency of the contract (a) Engine No 06-1492/94295 alternator No 225S make_KIRLOSKAR_at Power house, Happy Valley (b)Engine No_04.1190/0200445 alternator No 65002J3007 make KIRLOSKAR AT Trolley Mounted at Filter House No - I Laitkor (c) Engine No m2-36300-93_alternator No 06.1429/0100114 make kirloskar at FH-II Shopping, Laitkor

M & L Periodical maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting battries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant, tightening all the nuts and bolts to the required torque and testing complete of following 30 KVA DG sets all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down/faults occurred on DG Sets without any extra cost during currency of the contract and a recod for details of maint/services will be kept along with the equipments. (a)Engine No3.1015/97692 alternator No CH-2003 make KIRLOSKAR at Power House Happy valley. (b)Engine No 04 2121/1320100 alternato No CSB CO 13F6488 make Kirloskar at STP (c)Engine No 032145/132639 alternato No C/53BO13116851 make Kirloskar at STP-II at Laitkor (d)Engine No038901/14209360 alternato No 653BO14J14669 make Kirloskar at STP-III at Laitkor

M & L Periodical maintenance and servicing of DG set complete including draining out of diesel, draining out engine oil from the sump, flushing the sump and cleaning, replacement of gaskets, fuel filters, oil filters, air cleaner elements and the worn out parts like fuel flexible pipes, nuts, bolts, fuel line etc . filling the starting battries with electrolyte, applying petroleum jelly in battery terminals poles, checking of voltage, amps, fuel, water and exhaust leakages etc including refilling radiator coolant , tightening all the nuts and bolts to the required torque and testing complete of 320 KVA DG sets installed at AR House and Old DGAR comples all as directed. Notes : The periodical maint/servicing will be done every month and as and when break down/faults occurred on DG Sets without any extra cost during currency of the contract and a recod for details of maint/services will be kept along with the equipments. M & L for servicing of self starter assembly by disconnecting from engine and dismantling, cleaning all accessories, replacement of worn out parts i.e, brushes, contact plate, jumping leads and seals, re-varnishing the field coil armature and reassembling the same and refixing testing all as directed for following DG sets :- (a) DG SET 400 KVA Engine No KV-81001/0100001 Alternator No 6407104 Make : Kirloskar at adm Block b) DG SET 250 KVA Engine No_F6-3809/0600033alternator No 4507664 make KIRLOSKAR at Laitumkhra Complex c) DG SET 250 KVA Engine NoF6-9810/0800213_alternator No GS3L/08E4 3868_make__KIRLOSKAR at __Power House, Laitkor

M & L for servicing of DC alternator assembly by disconnecting from engine and cleaning all accessories, replacing all worn out parts like brushes, bushes and revarnishing the field coil , armature and reassembling the same and re-fixing all directed for DG Set 250 KVA make_ kirloskar at Happy Valley Power House

M & L for servicing of DC alternator assembly by disconnecting from engine and cleaning all accessories, replacing all worn out parts like brushes, bushes and revarnishing the field coil , armature and reassembling the same and re-fixing all directed for DG set 200 KVA make_KIRLOSKAR at Sports Complex

M & L for servicing of DC alternator assembly by disconnecting from engine and cleaning all accessories, replacing all worn out parts like brushes, bushes and revarnishing the field coil , armature and reassembling the same and re-fixing all directed for DG set 125 KVA make KIRLOSKAR at Transit Camp Guwahati

M & L for servicing of DC alternator assembly by disconnecting from engine and cleaning all accessories, replacing all worn out parts like brushes, bushes and revarnishing the field coil , armature and reassembling the same and re-fixing all directed for DG set 62.5 KVA make kirloskar_at FH-II Shopping, Laitkor

M&L for Overhauling of fuel injection pump by replacing the elements D-valves, O-rings, gaskets, bearings and reassembling after calibration as per manufacturers specification all as directed for DG set 250 KVA. Make: Kirloskar at Power House

M&L for Replacement of engine oil, Kirloskar super 15W40 of DG sets where directed and as specified

M/S B T ENGINEERS