REPAIR/ MAINTENANCE OF CAPACITOR BANKS, LT CABLES, LT PANELS AND ALLIED WORKS AT AF STN PALAM UNDER GE (AF) PALAM DELHI CANTT-10

Amount

Excavation in trenches in soft/loose soil not exceeding 1.50 Mtrs wide and not exc 1.5 Mtr deep and getting out for cable, poles, stay etc all as specified and as directed by Engr-in-Charge.

Returning, filling in including spreading leveling, watering and well ramming in layers not exc 25 cm thick after the cable have been laid and tested.

Removal of excavated surplus soil to a distance not exc 100 Mtrs and depositing where directed at a level not exc 1.5 Mtr above the starting point.

M&L for sand cushioning to under ground cable in layers (8cm deep before laying the cable and 15 cm deep after laying the cable ie total 23 cm and after compection 18cm).

M&L for brick burnt clay sub class ‘B’ laid in trenches for cable protection laid dry and flat with width.

All as per item No. 5 above but except bricks (serviceable bricks shall be reused).

Taking out old unserviceable LT under ground cable any type and size from trenches,pipes, poles etc complete

Supply, laying and testing XLPE LT underground cable 1100 Volt grade, armoured of size 16 Sqmm 4Core with stranded aluminium conductor in trenches /passing through pipes/ on poles etc complele all as specified and directed by Engr-in-Charge.

All as per item No 8 above but 25 Sqmm 3.5 core cable

All as per item No 8 above but 35 Sqmm 3.5 core cable

All as per item No 8 above but 50 Sqmm 3.5 core cable

All as per item No 8 above but 70 Sqmm 3.5 core cable

All as per item No 8 above but 95 Sqmm 3.5 core cable

All as per item No 8 above but 120 Sqmm 3.5 core cable

All as per item No 8 above but 150 Sqmm 3.5 core cable

All as per item No 8 above but 185 Sqmm 3.5 core cable

All as per item No 8 above but 240 Sqmm 3.5 core cable

M&L in repair galvanised steel tube, light grade with all fitting complete laid in trenches/on floors of 150 mm bore.

All as per item No 18 above but 100 mm bore.

All as per item No 18 above but 80 mm bore.

All as per item No18 above but 50 mm bore.

All as per item No 18 above but 40 mm bore.

M&L for augering of holes in true horizontal position under road /pavement by means of mechanical rig after doing ultrasound technique to prevent any damage to existing cables/pipe lines coming in route not exceeding 1.5 Mtr deep and not exceeding 50 Mtrs long including laying HDPE pipe medium grade of 150mm bore complete.

Supply and fixing MCCB 400 Amps 4 pole 50 KA 415 Volts 50 Hz with thermal adjustable magnetic settings including taking out old existing unserviceable MCCB from panels all as specified and directed by Engr-in-Charge.

All as per item No. 24 here in before but 350 Amps 36 KA.

All as per item No. 24 here in before but 250 Amps 36 KA.

All as per item No. 24 here in before but 200 Amps 36 KA.

All as per item No. 24 here in before but 160 Amps 36 KA.

All as per item No. 24 here in before but 125 Amps 3 pole 25 KA.

S&F in replacement of Micro processor based OCR relay as per existing model for ACB 630 to 1250 Amps capacity.

S&F in replacement of shunt trip coil 380-415volts AC/DC or 200 to 250V AC/DC complete.

S&F in replacement of closing coil 380-415volts AC/DC or 200 to 250V AC/DC complete.

S&F replacement of auxillary contact block 2 NO +2NC complete.

S&F replacement of auxillary contact block 4 NO +4NC complete.

S&F in replacement of earth fault release type EF1(10%, 20% IR) complete.

S&F in replacement of earth fault release type EF2(30% 40% 50%IR)

S&F in replacement of Arch Chutes for 400/800A breaker.

S&F in replacement of auxillary contact block 6 Nos+6NC .

S&F in replacement of moving arching contact for 800 to 1250A breaker

S&F in replacement under voltage release for ACB 630 to 1250 Amp.

S&F in replacement of matalised poly propylene heavy duty capacitor cell for 3 phase 440/415 volts 50Hz system of capacity of 5 KVAR.

All as per item No 41 above but capacity of capacitor cell as 10 KVAR.

All as per item No 41 above but capacity of capacitor cell as 15 KVAR .

All as per item No 41 above but capacity of capacitor cell as 25 KVAR.

S&F in replacement of power contactor 3 pole with AC coil 415V, 50 Hz of capacity 32 Amp as per existing NO/NC all as specified and as directed by Engr-in-Charge

S&F in replacement of power contactor 3 pole with AC coil 415V, 50 Hz of capacity 40 Amp as per NO/NC complete. Make : Havells Cat part No. IHPAA025301 or its equivalent in Schnieder / L&T.

S&F in replacement of power contactor 3 pole with AC coil 415V, 50 Hz of capacity 63 to75 Amp range as per NO/NC all as specified and directed by Engr-in-Charge

S&F in replacement of AC spare coil 240/415V for contactor 32 to 50 Amp capacity complete.

S&F in replacement of AC spair coil 240/415V for contactor 63 to 75 Amps capacity complete.

S&F in replacement of Main CT compact type for ACB 630 to 1000 Amps capacity complete.

S&F in replacement of power factor controller relay 6/8 steps 415 volts, AC, 50 Hz power supply including connecting to existing control wiring system and testing for functioning the capacitor panel as per load complete all as specified and directed by Engr-in-Charge.

S&F for 5 mm thick mild steel chequered/plain plate in available size, cut to shape for cable duct etc including painted with two coats of black bituminous paint over one coat of red oxide primer complete.

S&F in replacement of old display board for showing details of Power House and Transformer /SOPS/layout of HT , LT UG cables and VCBs/RMUs as per installation duly printed both verison English and Hindi computerized letter Made of PVC sheet of 1.5 Mtr x 1 Mtr including GI angle frame and GI sheet cover to the frame and fixing of 2 Nos LED tube light fittings 20 Watt connecting electrical supply to the glow sign including grouting with PCC 1:2:4 in foundation fixed at 1.2 Mtr above ground complete all as specified and directed by Engr-in-Charge. (Note:- Details of each glow sign borad will be provided by Engr-in-Charge).

M&L for PCC1:4:8 type D-2 using 40 mm graded stone aggregate as in foundation, post hole etc all as specified.

S&F in replacement of MCCB 63 Amp, 4 pole, 10 KA with fixed thermal & magnetic settings including making electrical connections with suitable size aluminium/copper lugs etc all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement of MCB, TP, 40A, 10KA, 415 Volts 50 Hz 'C' series all as specified and as directed by Engr-in-Charge

Supply and fixing in replacement of MCB SPN 40A, 10KA, 230 Volts 50 Hz 'C' series all as specified and as directed by Engr-in-Charge

Supply and fixing in replacement of MCB, SP, 6-32A, 10KA, 230 Volts 50 Hz 'B' series all as specified and as directed by Engr-in-Charge

S&F in replacement of Junction box outdoor type, 3 phase, 415 Volts of size 350x250x150 mm made out of hot press moulded SMC front openable hinged type including 4 Nos aluminium bus bars mounted on insulators heavy duty of rating 32 Amps with necessary fixing arrangements to pole with MS calmps, nuts, bolts etc of size 25mm x 4 mm duly painted with two coats of synthetic enamel paint over a coat of red oxide primer all as specified and as directed.

M&L in replacement of Junction box outdoor type, single phase 230 Volts of size 300x200x105 mm made out of hot press moulded SMC front openable hinged type including 2 Nos aluminium bus bar mounted on insulators heavy duty of rating 32 Amps with necessary fixing arrangements to pole with MS calmp, nuts, bolts etc of size 25mm x 4 mm duly painted with two coat of synthetic enamel paint over a coat of red oxide primer.

M&L for preparing existing old surface of steel tubular pole of any type 9 Mtr long and applying one coat of aluminium paint on the surface of steel tubular pole all as specified and directed by Engineer-in-Charge. (Note:- Steel pole to be painted from ground level to upto 1.5 Mtr with strip of 10 CM Blue, black and blue).

Supply, installation, testing and commissioning in replacement of out door type cubical panel board suitable for 3 phase, 4 wire, 415V, 50 Hz and tested at CPRI for 35 MVA rapturing capacity at 415 volts fabricated in an approved factory with CRCA sheet not less than 3 mm thick having modern fabrication process powder coating in approved shade having thickness not less than 100 microns provided with suitable gaskit to make it dust and varmin proof and general constructions conforming to IS : 8623/93. The LT panel shall be front and back openable and having inner and outer shells. The inner shells duly compartmentalized for each control gears.The panel should have suitable size of aluminium Bus bar 3 phase 4 wire system having current carrying capacity not less than 1.5 times the rated current carrying capacity of the incomer ACB/MCCB. The panel should have the following incoming and out going controlls duly fixed with the panel by means of suitable link plates complete consisting the followings (Note : The cost of PCC platform of suitable size for mounting the the feeder pillar box shall deemed to be included in the quoted rate ) Make :Universal/National/Mc Layer/Indoasian :- INCOMING (i) MCCB 400A 4 pole ,35KA with adjustable thermal & adjustable magnetic setting - 1 No (ii) Digital Multi functional meter VAFPP (voltage , current , frequency,power factor) - 1 No. (iii) Phase indicator lamp (LED type) - 1 Set.(set of three) OUT GOING (i) MCCB 250A 4 pole ,25 KA with adjustable thermal & fixed magnetic setting – 02 Nos (ii) MCCB 160A ,4 pole ,16 KA with adjustable thermal & fixed magnetic setting -02 Nos (iii) MCCB 100 A ,4 pole ,10 KA with adjustable thermal & fixed magnetic setting -02 Nos Make of MCCB : Havells/ Standard/ C&S

S &F in replacement of out door type LT feeder pillar box (KIOSK) platform mounted, suitable for 3 phase, 4 wire, 415V, 50 Hz AC supply system, factory made and tested (including CPRI type test certificate) having bus bar chamber with insulated aluminium bus bars 400 Amps rating insulated on porcelain insulators. The panel shall be dust and vermin proof, IP 65 class protection and made out of 3.15mm CRCA Mild Steel sheet and 40x40x6mm angle iron frame work, powder coated finish over one coat of red oxide primer outside and inside, front opening type, with aprons for cable entry, with double door shutter and locking arrangement (including provn of 65mm Godrej (freedom) lock with 2 keys, internal wiring with PVC insulated, stranded copper conductor FRLS cable, IS -694 marked of adequate size but not less than 4 sqmm. The scope of work includes the following:- Make ::Universal/National/Mc Layer/Indoasian,. (a) INCOMING (i) MCCB 250A 4 pole ,25 KA with adjustable thermal & fixed magnetic setting – 1 No (ii) Digital Multi functional meter VAFPP (Voltage,current,frequency,power factor,meter)- 01 No (iii) Phase indicator lamp (LED type) - 01 No (Set of three). (b) OUT GOING (i) MCCB 160A ,4 pole ,16 KA with adjustable thermal & fixed magnetic setting -02 Nos (ii) MCCB 100 A ,4 pole ,10 KA with adjustable thermal & fixed magnetic setting -02 Nos Make of MCCB : Havells/ Standard/ C&S

S&F in replacement of 2.5 mm thick insulated synthetic mat confirming to IS 15652 : 2006 and meeting the requirements of IS 5216 (Part 1.2 & 3) IS 8437, IFC-479 Pub-1, alongwith suitable adhesive/chemical bound, PU resin, waterproofing compound and sealing material as per recommendation of IS : 15652 Class 'B' suitable for working voltage up to 11 KV with trolley movement . Make : SAFEVOLT/INSULICA

M&L in replacement of earthing with galvanized mild steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 Mtr below ground level) with top edge of earth plate not less than 1.5 Mtrs below ground level connected to GI strip 32mmx6mm as earth lead by means of nuts, bolts, thimbles, chuck nuts, washers of GI or steel including PCC chamber in 1:3:6 type C-1 using 20mm graded stone aggregate, with fair finish internal surface of concrete chamber with 15mm thick plaster in CM 1:4, funnel with wire gauge mesh, 80 mm thick RCC pit cover 320 mm x 320 mm in 1:2:4 mix type B-1 using 20 mm graded stone aggregate reinforced with XPM JALLI and charcoal dust and common salt all as shown in Electrical plate No 3 of MES SSR Part-I (2009) and specified including provision of GI strip protected by 40 mm dia medium grade pipe and watering pipe shall be 20mm bore medium grade including necessary earth work & connecting the earthing to an earthing test point complete all as specified & directed by Engr-in-Charge.

M & L for replacement of LT ACB 1000 Amps, 4 pole 415 volt, 65 KA breaking capacity with Electrical draw out, Micro Processor release (IPR2 05 Pole) Fixed type with auxiliary switch 06 No+6NC, Main CTs safety shutters 36 way auxiliary isolating contacts and horizontal terminal type complete all as specified and as directed by Engr-in-Charge.

M&L in repair mild steel work as in fencing post and struts made from angle iron and flat iron in any section including cutting tops to shape, drilling holes and notching for fixing of wires etc confirming to Fe-290 Gde E-165 all as specified and directed.

M & L in repair framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing confirming to Fe-290 Gde E-165 complete all as specified and directed.

Supply only in repair chain link fence of Mild Steel galvanised medium coated as per IS 4826 of 40mm x 40mm mesh size & 2 mm dia wire complete all as specified.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts etc including provn of binding wire.

S&F in repair 3.15 mm dia galvanised steel wire medium coated as per IS 4826 as required for fixing chain link fencing etc.

M&L in repair 5 to 10 mm dia mild steel screw bolts (machine made) with hexagonal or squre head at one end and screwed the other, or screwed both ends each screwed end to be fitted with washers etc.

M&L for preparation of newly steel surface over 10 cm width or girth and treating surface with black bituminous paint to steel surface complete all as specified and directed

M/s Adhikari construction co.

Commercial Traders

Surjit and Sons