CWE/GGN/GT-05/2023-24 PROVN OF POWER SOCKET IN SMQ FOR INSTALLATION OF OIL HEATER/MICROWAVE AND AIR CONDITIONER AT AFSSR UNDER GE (AF) GURGAON

S&F submain wiring with pvc insulated, unsheathed, multi-stranded, FRLS Grade, two runs of 4 Sqmm single core copper conductor cable, 1100 volts grade, drawn through in and including PVC rigid conduit medium grade of not less than 25mm dia with conduit accessories and concealed in wall/surface or ceiling and one runs of 4 Sqmm PVC insulated copper conductor for earth continuity wire between main DB to Sub main DB complete all as specified and as directed. Note :- 1.Two run of single core cable with one run of earth continuity conductor and PVC conduit and accessories will be measured as one length including cutting chasing in wall complete. 2: Rates are deemed to be included for chases of conduit and sunking for boxes cutting and making holes in wall/floor for passing in or through conduit.

S&F submain wiring with PVC insulated, unsheathed, multi-stranded, FRLS Grade, two runs of 6 Sqmm single core, copper conductor cable, 1100 volts grade, drawn through in and including PVC rigid conduit medium grade of not less than 25mm dia with conduit accessories and concealed in wall/surface of ceiling and one runs of 6 Sqmm PVC insulated copper conductor for earth continuity wire between main DB to Sub main DB incl taking down old u/s existing submain wiring complete all as specified and as directed. Note :- 1.Two run of single core cable with one run of earth continuity conductor and PVC conduit and accessories will be measured as one length including cutting chasing in wall complete. 2: Rates are deemed to be included for chases of conduit and sunking for boxes cutting and making holes in wall/floor for passing in or through conduit.

S&F sheet metal enclosure with socket plug and MCB ,SPN 20 Amps incl taking down old u/s existing DB complete all as specified and directed.

S & F sheet metal enclosures for double door distribution board factory made duly painted 12 way SPN and neutral 240 v with 200 amps rated bus bar , suitable for fixing MCB incl taking down old u/s existing DB complete all as specified and as directed.

Supply and fixing miniature circuit breaker (MCB) of double poles and current carrying capacity 40 AMP ,240V, 10 KA 'c' curve , in the MCB DB Complete with connection testing and commissioning incl taking down old u/s existing MCB complete all as specified and as directed.

Complete all as above as item No 5 but Single pole 5 - 32 Amps complete all as specified and as directed.

Supply , laying & testing for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty electric cable with stranded aluminium conductor, 1100 volts grade, laid in trenches, sleeving through pipes or fixed on poles & walls or laid under floors including jointing with suitable size aluminium lugs complete of size 400 Sqmm nominal cross section x 3.5 core complete all as specified and directed.

Complete all as above item No 8 but size 95 Sqmm 3.5 core complete all as specified and directed.

Complete all as above item No 8 but size 70 Sqmm 3.5 core complete all as specified and directed.

Complete all as above item No 8 but size 50 Sqmm 3.5 core complete all as specified and directed.

Complete all as above item No 8 but size 35 Sqmm 3.5 core complete all as specified and directed.

Complete all as above item No 8 but size 25 Sqmm 3.5 core complete all as specified and directed.

Excavating in trenches, n exc 1.5m wide and n exc 1.5m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n.exc 10 sqm on plan and n exc 1.5m in depth and getting out in hard/dense soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm thick using approved and available soil complete all as specified and directed.

Removing excavated material to a distance exc 250m but n exc. 500m and depositing where directed at a level n exc. 1.5m above the starting point (Soils) complete all as specified and directed.

M&L for sand coushioning with a laying of sand 80 mm thick before laying of cable and 150 mm thick after laying of cable in trenches and testing complete all as specified and directed.

Supplying and laying reinforced precast concrete cable cover, class LV, type-2, flat of size 250mmx150mmx40mm laid in trench as protection to cable complete all as specified and directed.

S&F reinforced precast concrete cable cover class HV type 1 flat of size 300mmx 180mm x 40mm complete all as specified and directed.

M&L for Boring of holes under road, pavement, hard standing by trenchless technology using ultra sound technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

M & L for earthing complete with 600 mm x 600 mm x 6 mm galvanised steel earth plate electrode buried vertically in ground (earth pit not less than 2.25 metre deep below ground level) with top edge of the earth plate at depth not less than 1.5 mtr below ground level, connected to and including Galvanised strip of size 32x6mm by bolts, nuts, check-nuts and washers of Galvanised steel , GI pipe 40 mm dia light grade pipe for protection of GI wire both to be provided to the extent of 7.5 metre as earthing lead and connecting to the eqpt/pole etc incl charcoal, dust and common salt packed all around the earth plate in alternate layer in the earth pit all as per electrical plate no 3 of SSR 2009 (Part-I). Including PCC chamber made up of PCC 1:3:6 type C-1 & RCC chamber cover of size 540x540x100 mm made with 1:2:4 type B1 using 6 mm round MS bar & 8 mm MS bar for handle, 20 mm dia medium graded G.I watering pipe from Pipe from top edge of the earth plate upto M.S funnel with wire mesh provided inside the concrete earth pit for watering arrangement incl excavation and earth work in any type of soil and testing complete all as specified and directed. NOTE: Earth strip more then 7.5 mtr will be measured and paid seprately under relevent item.

Eath continutity conductor or main earthing strip of 32 x 6 mm galvanised iron strip fixed to wall on batten or recess or chases or buried in groung or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc complete all as specified and directed.

Supply laying and testing, XLPE Insulated,screened, PVC beeded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor 11000V earthed, grade cross-sectional area 95 sqmm x 3 core complete all as specified and directed.

Supply and jointing heat shrinkable, end termination, indoor joint suitable for HT 11 KV (earthed) XLPE armoured aluminium cable of size 50 -95 sqmm, 3 core complete all as specified and directed.

Supply and jointing heat shrinkable, end termination, outdoor joint suitable for HT 11 KV (earthed) XLPE armoured aluminium cable of size 50 -95 sqmm, 3 core complete all as specified and directed.

Supply, installing, testing and commissioning disrtibution transformer step down of outdoor type,energy efficent level -III confirming to IS 1180 (Part-1) 2014, copper wounded capacity 500 KVA, 11/0.433 KV complete, AC , 3 phase 50 Hz , oil immersed, naturally cooled, delta connected on primary side (11 KV HV side ) and star connected on secondary side (433 LV) in accordance with vector symbol DYN -11 (vector Group) with neutral brought out on secondary side (LV side ) with tapping at + 2.5%, + 5%+ 7.5% off load tap changer gear in steps of 2.5 % including initial oil filling to appropriate level having dielectric breakdown strength > 50 KV, and all standard fitting as per IS 1180 Part- I 2014, mounted on PCC platfoorm, With fencing steel gate as per zonal TD drg . The unit rate of transformer includes the following accessories/Fittings:

(a) Non Detachable rating & terminal marking plates. (b) Lifting lugs for main tank ank and top cover . (c) Earthing terminals with lugs -02 Nos (d) thermometer pocket with cap, alongwith dial type thermometer -01 Nos (e) Externally hand operated off circuit tap charging device with locking arrangement (f) Oil conservator tank with oil filling hole & cap and oill level gauge. (g) Silica gel dehydrating breather with first charged silica gel. (h) Top filter Valve with plug. (j) Drain cum bottom filter valve with plug. (k) Air vent, Explosion vent, Fings etc. (l) unidirectional reversible roller -04 Nos (m) HV bushing -03 Nos (n) LV bushing -04 Nos (o) First fill oil. (p) Base channel 100x50xmm, 460 mm Long with hole to make them suitable for fixing on a platform or plinth including making locking arrangement. (q) First fill of fresh oil confirming to relevent IS and tested upto 50KV dielectric stregth. (r) Extra bushing for neutral outside the L.T cable box for providing independent earthing for neutral. (s) Provision of 2 Nos danger boards 250x200 mm size made out of 1.6 mm thick M.S. plate, Vitreous enamelled white, with letters figure of voltage and conventional skull and bones in signal red colour, one at HT side and other on LT side. (t) Any other fitting /accessories so as to confirm the whole transformer to IS 1180 : 2014. Note: (i) Before installatonation of Transformer factory inspection should be carried. (ii) completion of work will be issued After SEI inspection and contractor's responsibility. (iii) Quoted rate includes the plinth of suitable size as per manufaturer recommandation and drg shall be approved by GE before installation.

M&L for machine pressd pre-cast concrete interlocking coloured paving Block of glass fibre reinfoced vibro compacted any shape and size confirming to IS-15658-2006 of 60mm thick over 25mm thick sand cushioning, M-35 grade to match with grey cement and pigment etc complete all as specified and directed.

M & L for removing the existing interlocking tiles and refixing the same at existing surface over PCC complete all as specified and directed. Note:- PCC will be measured and paid separetely.

Demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) complet all as specified and directed.

M&L for 100 mm cement concerate type D-2, 1:4:8 (40mm graded stone aggregate) as in floorng complete all as specified and directed.

Supply, installation, testing & commissioning of 11 KV 630 Amp Outdoor type (IP 54) one side extensible 3-way Ring Main Unit floor mounted with internal copper bus bars, consistng of 3 Nos. fixed type motorised vacuum Circuit Breaker (01 Incomming & 02 Outgoing). Alll live parts, bus bars, LBSs connections of RMU should be enclosed in one tank to avoid multiple interconnections & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade 304 of minimum 2.5 mm thick having IP67 degree of protection filled with SF6 gas as insulation with leakage rate less thain 0.1 % per year tested as per IEC 62271-200. The Unit shall be tasted with internal arc of 21 kA for 1 sec with AFLR classification. The gas release and personnnel safety with internal arc proofness shall not depenend upon plinth design. The release gasses shall be from top of the unit so as that even if the person is operating the unit by opening the cover, top release will ensure safety. The release of gases in no case shall be from sides or bottom of the unit as the same is unsafe because of open plinth in sides in outdoor installations. The internal arc test shall be done for main tank and cable box both separately Bidder shall provide necessary type test report confirming to IAC ALFR as per IEC 62271-200. The unit shall have front cable. Compete all as specified and directed.

The Unit shall have front cable comprising of followings: (a) 11 KV 630 Amp 21 KA SF6 Gas insulated with motorized RMU-01 Nos Incoming load break switch & 02 Nos outgoing VCB Panel with self actuating electronic over current relay live cable indutcor, emergency trip, push button and internal fault passage indicator with remote indication contacts, external flasher and current reading facility with LCD display. NOTE : (i) The Ring Main Unit must be with three position device (ON/OFF/EARTH) (ii) The cable door must be interlocked with earth switch to ensure that cable compartment can be accessed only when swith is in earthed position.

M& L for Danger notice plate of 1.6mm thick mild steel sheet, veterious enamelled white with letter, figures and conventional skull and bones with signal red colour and fixed with MS clamps, bolts and nuts for followings size:

(i) For LT of size 20x15cm

(ii) For HT of size 25x20cm

M&L for cable route indicator made out of PCC 1:3:6 of size 300x100mm, 450mm above ground level finished even and fair with 10mm thick plaster, 1.6 embeded upto 600mm below ground level of size 300x300mm and marked/ written for HT /LT 11KV including indicating direction with and including painting with two coats of synthetic enamel paint over a coat of primer to exposed surfaces complete all as specified and directed.

Net Contract Sum will be after deducting Sch of Credit of Rs 83496.00

Commercial Traders

UNITED ENGINEERING CORPORATION

M/s VINOD KUMAR SHARMA

Saini Enterprises

M P TYAGI ENGINEERS AND CONTRACTORS

Vardhman Airport Solutions Pvt Ltd

Ridhi engineers and builders