138WE/L-03/2026-27

Supply, installation, testing and comissioning of silent Diesel Engine driven generating set 415 volts, 3 phase, 4 wire engine as per IS: 10001/10002 and Alternator as per IS : 13364 complete with foundation (as per OEM design) control panel with necessary meter and sound proof canopy as per CPCB norms of capacity 500 KVA complete all as specified and/ or as directed by the Engr-in-charge. (a) DIESEL ENGINE : 12 cylinders, water cooled, turbo charged, 1500 RPM under NTP conditions for Leh (Height upto 11483 Ft) conforming to IS -4722, BS-5000, IEC-34/1, ISO 8528, BS-5514, ISO-3046 for 12 Hrs of continuous operation including 01 hour operation at 10% overload as per Kirloskar or equivalent in Greaves Cotton/Cummins complete with the following accessories:- (i) Radiator with blower fan with guard. (ii) Pipe coupling for cooling system. (iii) Coolant inhibitor. (iv) Filters for fuel/lube oil. (v) Fly wheel housing and fly wheel suitable for alternator. (vi) Engine bearing mechanism in fly wheel housing. (vii) Shut off coil protection with safeties for LLOP /HWT/ Over speed/high and low DC voltage. (viii) Dry type heavy duty replaceable paper element air cleaner with restriction indicator and vacuum indicators. (ix) Residential silencers. (x) Stainless steel exhaust flexible bellows. (xi) Motor driven priming pump. (xii) Electric starter motor. (xiii) Battery charging alternator. (xiv) Exhaust piping made out of "C" class MS Pipe inclusive of all accessories and hardware, necessary support as per manufacturer’s recommendations to sustain back pressure with rain cap.

Supply, installation, testing and commissioning in replacement of LT Panel cubical type out door floor mounted weather proof totally enclosed (CPRI approved) factory made and made out of 3.15 mm thick CRCA powder coated sheet and angle iron complete with bus bar of Aluminium of suitable size for capacity 1200 Amps 3 Phase and Neutral 415 Volts 50 Hz mounted on epoxy type insulators with PCC flooring and angle iron base frame complete all as specified and/ or as directed by the Engr-in-charge including following accessories:- (a) ACB 4P 800 Amps Cap 4 Pole -1 No for (I/C). (b) Change over switch open execution type 800 Amp 4 pole - 01 No . (c) MCCB 400 Amp cap 3 pole 36 KA 415 Volts - 1 No. (d) MCCB 250 Amp cap 3 pole 36 KA 415 Volts - 3 Nos. (e) MCCB 125 Amps Cap 3 Pole 25 KA 415 Volts - 01 No. (f) Digital Volt meter with selector switch (0-500V) - 02 Set. (g) Digital Amp meter with selector switch with necessary CT (0-500A) - 02 Sets. (h) LED indicating lamp - 02 Sets. Note : (i) The Make of Change over and MCCB considered are Havells/Standard/Indo Asian/HPL. (ii) The rates deemed to be inclusive of suitable size copper wirinng/copper strips from Main I/C MCCBs to Change over switch, Change over switch to Main Bus bar and Bus Bar to Outgoing MCCBs complete all as specified and directed. (iii) The design of Panel, make of complete accessories and drawing of the LT Panel should be submitted by the contractor for pre-approval from the Engr-in-Charge before order and execution at site.

Material & labour for earthing with galvanized steel earth plate electrode 60cm x 60cm x 6.0 mm thick buried directly in ground vertically at a depth not less than 2.25 metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level, earth plate surrounded from all sides by 15cm thick packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using Galvanised Iron wire 4 mm as earthing lead (upto terminal point) by means of bolts, nuts, check nuts and washers made of galvanised iron and thimbles and protected by light grade 15 mm dia GI pipe connected to main switch board or main control board and GI pipe medium grade 20mm bore for watering and including funnel, wire mesh, RCC pit cover and PCC chamber pit with PCC (1:3:6) type C-2 using 40mm graded stone aggregate, including excavation and earth work in any type of soil, returning, filling in approved soil and disposal of surplus soil to a distance not exceeding 50m all as specified and shown in electrical plate No 3 of SSR 1991 (Part-I) including testing on completion and taking out old unserviceable earthing complete all as specified and/ or as directed by the Engr-in-charge. NOTE : - The rates for earth work, GI protection pipe, funnel, wire wesh, CI cover, etc shall deemed to be included in quoted rates.

Material & labour for earthing using galvanized steel earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr depth below normal ground level) with top edge of earth plate not less than 1.5 mtr below normal ground level connected to and including galvanized steel strip 32 mm x 6 mm size as earth lead upto equipment by means of steel bolts, nuts, check nuts and washers, test point made of GI strip 10cm thick PCC 1:2:4, type B-1 in pit with precast RCC 1:2:4 type B-1 in cover reinforced with XPM not less than 4 Kg per Sqm with 40mm bore GI light grade protection pipe, 20mm bore GI medium grade watering pipe with funnel including charcoal, dust, salt, all as shown in electric plate No 3 of SSR Part-I (2009) Specifications, complete with necessary earth work in any type of soil, removal to a distance not exceeding 50 mtr including testing on completion & taking out old unserviceable earthing, complete all as specified and/ or as directed by the Engr-in-charge.

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 400 sqmm 3.5 core including taking down old unserviceable cable and cable covers complete all as specified and/ or as directed by Engr-in-Charge.

All as per Srl Item No 05 above, but of size 240 Sqmm 3.5 Core.

Excavation in trenches not exceeding 1.5 metre wide and not exc 1.5 metre in depth for laying of pipe and getting out in soft/ loose soil complete all as specified and/ or as directed by Engr-in-Charge.

Returning, filing in including spreading, leveling, watering and well ramming in layers not exc 25 cm in depth, complete all as specified and/ or as directed by Engr-in-Charge.

Removing excavated material to a distance not exc. 50m and depositing where directed at level not exc. 1.5m above the starting point complete all as specified and/ or as directed by Engr-in-Charge..

Supply and laying of factory made, machine pressed, unreinforced, pre-cast concrete cable cover class LV type-1 flat size 250mm x 150mm x 50mm, complete all as specified and/ or as directed by Engr-in-Charge.