AUGMENTATION OF ELECTRIC SUPPLY 01 X 100 KV TRANSFORMER WITH 3 PHASE ELECTRICITY AND ALLIED WORKS AT JAISALMER MIL STN UNDER GE(A) JAISALMER

Amount

Supply and installation,testing and commissioning of AC, 3 phase ,50 Hz 100 KVA capacity transformer step down outdoor type 11/0.433 KV (at No load ) 50 Hz copper wound,oil cooled (ONAN) complete with oil tank including first fill of ISI marked insulating oil up to top level,oil level indicator, breather with silica gel,lifting hooks,drain valve,air vent valve,tackel wheel with channel and locking arrangement to put on the plinth with external cooling tubes,core type, delta connected on primary side (HV) and star connected on secondary side (LV) in accodance with vector symbol DYN-11 (vector Group -4) with neutral brought out on secondary side (LV side) OFF load changer with mannual voltage regulation 0.433 KV in suitable steps/position on HV side to give output of 0.433 KV on LV side and provision of following accessories and connecting with electrical system,earthing etc.including all jointing materials,testing and commissioning all as per IS 1180-2014 and energy efficiency level - II including filling of transformer oil having confirming to IS : 335-1993 and shall comprise of the following including required plenth as per standard size required for 100 KVA transformer as per manufactures direction :- (a) 03 Nos porclain HT bushings with brass/gun metal bushings rods complete with nut and washers on primary (HV) side,suitable for HT,11 KV ,XLPE Cable of size 3 core 95 sqmm. (b) 4 Nos porcelain bushings with brass/gun metal bushing rods complete with nut and washers on secondary (LV) side filter type drain valve and oil level gauge. (c ) 4 Nos porcelain bushing with brass/gun metal bushing rods complete with nut and washers on secondary (LV) side. (d) Oil conservator with filter type drain valve and oil level gauge. (e) De-hydrating breather with first fill dehydration agent (Silica gel) (f) Explosive vent (g) Thermometer pocket on tank cover.

(h) One No 100 m dial type thermameter,vapour pressure type having range 0-120 degree celsius with metal guard having minimum perimeter reading temperature indicator with resisting device for transformer. (j) Two earthing terminals to be provided diagonally on either side of tank cover to facilitate fixing of 50x6 mm galvanised iron earth strip for earthing of neutral and body. (k) Rating plate and terminal marking. (l) Oil level gauge. (m) Oil drain filter valve. (n) Lifting lugs (o) Oil filling hole with cap/plug with connecting plate complete. (p) Air relief valve plug. (q) Four plain solid cast steel detachable rockters. (r ) First filling of new and unused transformer oil IS- 335/93(Fourth revision) marked filtered and tested up to 45 Kv dielectric strength 2.5 mm air gap between testing electrodes. (s) Separate neutral bushing to be provided for earthing (t) Provision of 2 Nos danger boards 250/200 mm size made out of 1.6 mm thick plate,vierous enamele white,with letters figures of voltage and conventional skall and benes insignal red colours on front side.The rear side of the plate also be enamelled. (u) Any other fittings/accessories so as to confirm the whole transformerto 1180 : 2014 (v) Trange (+) 7.5 % to (-) 7.5 % instep of 2.5 each,7 steps

Supply,transportation fixing and errection of steel tubular swaged poles complete with cast iron base plate,final taper plug,bolts,nuts and screws as specified type 410 SP-55 (11 meter long) and including making alternate white and black strips 30 cm height (Total 05 Nos) with two coats of synthetic enamel paint over a coat primer complete all as specified and directed by Engineer-in-charge.

Excavation in trenches in hard rocks exceeding 1.5 meter deep and not exceeding 3 mtr wide for erection of poles all as specified and directed at site.

Excavation intrenches in hard rocks not exceeding 1.5 mtr deep and not exceeding 1.5 mtr wide for laying of cable and errection of poles all as specified and directed at site.

Returning,filling in including sperading,leveling ,watering and well ramming excavated soft/disintegrated rock in layers,all as specified and directed at site.

Removing excavated materials (soft/Disintegrated rock) to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 m above the starting point all as specified and directed.

M&L for sand cushioning tounder ground cable using tibba sand and gently punning to cushioning to cable complete all as directed by Engineer-in-Charge.

Supply & laying 40 to 50 mm thick roughly hammer dressed Jodhpur stone patti cable cover 25 cm to 30 cm wide and n.exc 60 cm long each laid dry abutting with each other with maximum gap between adjacent slabs n.exc 10 mm complete all as specified & directed by Engineer-in-Charge.

M&L for plain cement concrete (1:4:8) type D-2 using 40 mm grade stone aggregate in foundation of poles/struts etc including necessary form work all as specified and directed by Engineer-in-Charge.

M&L for plain cement concrete (1:3:6) type C-2 using 40 mm grade stone aggregate in foundation of stay assembly/pole including necessary form work all as specified and directed by Engineer-in-Charge.

M&L for plain cement concrete (1:2:4) type B-1 using 20 mm grade stone aggregate for coupling/encasing around of pole including necessary from work all as specified and dircted by Engineer-in-Charge.

Supply fabricate,fixing structural mild steel RS joist,channel angle iron,flate iron and brackets etc for fabrication of cross arms,bracing supports clamps including D clamps,eye hook and back plate etc fabricated from structural steel section including nuts,bolts,washes,welding (Cold and Hot) drilling holes for bolts,bend to any shape or zize as indicated and directed,inclusive of one primer coat and two coats of aluminium paint after preparation of surfaces complete all as specified and directed by Engineer-in-Charge.

Supply and fix HT 11 kV,out door type gang operated air-break switch suitable for horizontal or vertical mounting fixed type complete with 9 insulators of rating upto 200 Amps complete with Do assembly all as specified and directed by Engineer-in-Charge.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination,heat shrink ,joint complete with jointing material and accessories suitable for 3 core 95 sqmm cable

Supply and fixing lightning arrestor HT 11 KV 10 KA station class complete all as specified and directed at site.

Supply and fixing Expulsion fuses,single pole for HT 11 kV station class type complete all as specified and directed at site.

Laying only GI tubing lightgrade of size 80 mm bore in trenches/on pole for protection of cables including cutting/threading pipes where required and fixing tube fittings such as bends,single or double ,backnut etc complete all as specified and directed at site. Note - a) Excavation and erath work will be measured and piad separately . (b) GI tubing will be issued under Sch 'B' for free for fixing only at MES store of AGE E/M Jaisalmer. (c) transportaing and shifting loading and unloading of GI tubing will be done by contractor from MES store to site.

All as per ser item No 18 here-in-before but 50 mm bore light grade comple all as specified and directed at site.

All as per ser item No 18 here-in-before but 40 mm bore light grade comple all as specified and directed at site.

M&L for road cutting for passing of HT/LT Cable inside GI pipe of suitable size complete digging after laying of pipe line/Cable making good the surface complete all as specified and directed by Engineer-in-Charge.

Laying only underground cable XLPE ,PVC sheathed, heavy duty aluminum conductor heavy duty armoured cable, 11000 v grade,95 sqmm x 3 core ,fixed on pole ,wall and trenches etc. Note - a) Excavation and erath work will be measured and piad separately . (b) Cable will be issued under Sch 'B' for free for fixing only at MES store of AGE E/M Jaisalmer. (c) transportaing and shifting loading and unloading of cable will be done by contractor from MES store to site.

Laying only underground cable XLPE ,PVC sheathed, heavy duty aluminum conductor heavy duty armoured cable, 1100 v grade,240 sqmm x 3.5 core laying on trenches,fixed on pole/wall etc including both side electric connection complete all as specified and directed at site.. Note - a) Excavation and erath work will be measured and piad separately . (b) Cable will be issued under Sch 'B' for free for fixing only at MES store of AGE E/M Jaisalmer. (c) transportaing and shifting loading and unloading of cable will be done by contractor from MES store to site.

All as per ser item No 23 here-in-before but 1100 volts grade ,70 sqmm x 3.5 core aluminum conductor heavy duty armoured cable comple all as specified and directed at site.

All as per ser item No 23 here-in-before but 1100 volts grade ,25 sqmm x 4 core aluminum conductor heavy duty armoured cable comple all as specified and directed at site.

All as per ser item No 23 here-in-before but 1100 volts grade , 16 sqmm x 4 core aluminum conductor heavy duty armoured cable comple all as specified and directed at site.

M&L for bore earthing not less than 250 mm dia 16 feet deep filled with black soil up to 7 feet from bottom complete with galvanized iron pipe 40 mmbore medium grade 3 meter long tapers at bottom & provided 12 mm holes (staggered) at 75 mm centre to centre up to 2.5 meter of length from bottom,burried directly in ground filled with 45 cm alternate layer of chemical magnisum sulphate,charcoal & salt up to ground level up to 7.5 mtr by means of bolt and nut,check nuts and washer of galvanized iron or steel including brazing work and 40 mm dia light grade pipe for,excavation,earth chamber with PCC 1:3:6,type C1 and RCC chamber cover of PCC 1:2:4 with handle and 20 mm dia GI watering pipe with funnel and wire mesh etc including taking up of old unsv earthing and testing on complete all as specified and directed.

Supply ,installation,commissioning and testing of LT panel (CPRI approved) out door type 415 volts,50 Hz,3 phase 4 wire supply Padastal mounted double door center opening with locking arrangement,factory assembbled ,CPRI approved,weather and vermin proof (protection class IP-54) canopy on top,out door made out of 3.15 mm thick CRCA sheet for individual hinged type door for MCCBs,powder coated and supported on 50 mm x50 mm x 6 mm angle iron frame and 3.15 thick MS rubber beading,complete to accommodate including the following :- (a) Bus Bar chamber comprising 4 Nos Aluminium strip bus bars air insulated and PVC sheathed capacity 300 Amps with colour coding in separate sheet steel enclosure (Set of four) (b) MCCB 415 volts,200 Amps rating 4 pole,breaking capacity 25KA - 01 No (Incoming ) Make : ABB/Schinider/Legrand (Icu =100% ICs) (c) MCCB 415 volts,100 Amps rating 4 pole,breaking capacity 16 KA - 02 Nos (Outgoing ) Make : ABB/Schinider/Legrand (Icu =100% ICs) (d) MCCB 415 volts,63 Amps rating 4 pole,breaking capacity 16 KA - 01 No (Outgoing ) Make : ABB/Schinider/Legrand (Icu =100% ICs) (d) MCCB 415 volts,63 Amps rating 4 pole,breaking capacity 16 KA - 01 No (Outgoing ) Make : ABB/Schinider/Legrand (Icu =100% ICs)(d) (e) MCB TPN 63 (Outgoing ) -02 Nos (f) MCB SPN 63 (Outgoing ) -03 Nos

(g) Digitall type VAF meter -01 No with CTS 100/5A. (h) LED type/Neon type indicator lamps panel mounting type RYB -03 Nos (j) S&F danger notice plate 1.6 mm thick MS sheet of size 20 x15 cm -01 No (k) Plateform for the feeder pillar board with PCC (1:2:4) work

M/S GODARA CONSTRUCTION CO.