REPAIR AND MAINTENANCE OF HT/LT AND ACBs INCLUDING TRANSFORMER, VOLTAGE STABILIZER STANDBY ELECTRIC SUPPLY AND ITS ALLIED WORKS AT RESTRICTED AREA UNDER GE (E/M) BASE HOSPITAL, DELHI CANTT-10

Amount

M&L for servicing, maintenance and testing of indoor type 1500 KVA 11/0.433 KV Dry type air cooled Transformer by disconnecting of HT/LT bus bar connection, opening of doors etc complete cleaning of the inside compartment, core and coils by blower incl lead supports, tap changer terminal boards, bushings and other insulated surfaces clean with a dry cloth and all connections must be checked for tightness after cleaning up to the satisfaction of Engr-in- Charge. Transformer Make- Voltamp Ltd.

Supply and fixing in replacement of WTI suitable for Transformer 1500 KVA dry /oil type complete all as specified and directed.

M&L for servicing, maintenance and testing of Oil cooled outdoor type Transformer 1500 KVA 11/0.433 KV by disconnecting of HT/LT bus bar connection, tap changer terminal boards, bushings and other insulated surfaces be wiped with a dry cloth and all connections must be checked for tightness after cleaning up to the satisfaction of Engr-in- Charge. Transformer Make- CGL

Supply and fixing in replacement of LV bushing with studs and rod fixing of suitable size of nut, bolts and washers gasket etc for the Transformer of capacity 1500 KVA complete all as specified and directed. Make : CGL

Supply and fixing in replacement of HV Bushing with studs and rod by fixing of suitable size of nut, bolts and washers gasket etc for the Transformer of capacity 1500 KVA complete all as specified and directed. Make : CGL

M&L for dehydration/centrifuging of transformer oil with centrifuging machine at site and testing of transformer oil before and after de-hydration complete all as specified and directed.

Supply and filling new transformer oil low viscosity type confirming to IS-335 for topping up/replacement for stabilizer required complete all as specified and directed.

Disconnecting HT supply and taking out of VCB HT 11 KV, 630 Amps cleaning isolating contacts moving parts removing dust particles from bus bar chamber spout gear mechanism including calibration for all relays, tightening of nut & bolts of entire trolley components, testing commissioning and putting on the supply on load complete all as specified and directed.

S & F in replacement of Closing coil assembly as per existing make and model and directed.(Make-ABB)

S & F in replacement of tripping coil assembly as per existing make and model and directed.(Make-ABB)

S & F in replacement of fixed contact block complete suitable for 630/800 Amps, 11 KV HT VCB as per existing make and model and directed.(Make-ABB)

S & F in replacement of LED indicator lamp assembly suitable for operating at 110 V AC for RYB as per existing make and model and directed.(Make-ABB)

S & F in replacement of HT 11 KV PT HRC fuse AVT type 0.5 to 6 Amp and 2.5 KV to 36 KV as per existing make and model and directed.(Make-ABB)

S & F in replacement of moving contact block 630A VCB complete as per existing make and model and directed.(Make-ABB)

S & F in replacement of vacuum interrupter type (4 inch dia) suitable for HT VCB 630 Amps as per existing make and model and directed.(Make-ABB)

S & F in replacement of limit switch suitable for HT 11KV/12KV VCB 630 Amps as per existing make and model and directed.(Make-ABB)

S & F in replacement of charging motor including assembly and push button suitable for HT 11KV/12KV VCB 630 Amps as per existing make and model and directed.(Make-ABB)

Supply & fix in replacement of current transformer resin cast copper wound double tapping/dual correct 400/200/5 Amp HT 11 KV having connectors for internal wiring with 15VA burden class complete all as directed. (Make-ABB)

Servicing of ACB and disconnecting, taking out LT ACB MOD type and rating 1600 Amp and servicing by cleaning the fix and moving parts, removing dust particles by using high speed blower applying grease / jelly to moving mechanism and moving parts,tightening nut bolts of all the components of ACB. .Note :- (i) Cost for calibration of IDMT relay non direction 2O/C + 1 E/F suitable for 440 V LT ACB with calibrating machine with respect to time and fault level and alignment of disc apring complete.

Supply and fixing in replacement Arc Chutes for 1600A breaker suitable for MOD 1600 Amps as per existing make and model directed at site.

Supply and fixing in replacement Jaw Contacts type MIC12D suitable for EDO/MOD 1600 Amps as per existing make and model directed at site.

M&L for replacement of resin cast CT's of suitable ratio for LT ACB of capacity 1600 Amps as per existing make and model directed at site.

Supply and fixing in replacement Upper/lower terminals suitable for MOD 1600 Amps as per existing make and model directed at site.

Supply and fixing in replacement circuit draw out terminals suitable for MOD 1600 Amps as per existing make and model directed at site.

Supply and fixing UVR under voltage release coil assy CS-AUH-V-116 MA operate at 240 AC Complete suitable for MOD 1600 Amps as per existing make and model directed at site.

Supply only in replacement earth fault release type EF1(10%.20% IR) suitable for MOD 1600 Amps as per existing make and model directed at site.

Supply only in replacement earth fault release type EF2(30%.40%.50%)IR) suitable for MOD 1600 Amps as per existing make and model directed at site.

Supply only in replacement of indicator lamp assembly for RYB phase suitable for 220 V/240 V as per existing make and model directed at site.

Supply only in replacement auxiliary contact block 2NO+2NC MNX 45 suitable for MOD 1600 Amps as per existing make and model directed at site.

Servicing and overhauling by dismantling the complete unit of Automatic Voltage stabilizer 100KVA installed at Machine room oil cooled type three phase 440 Volt 50 Hz including disconnecting electrical connection and Servicing ,cleaning and replacement of nut bolt of required Nos, refilling of transformer oil after servicing reassembling and connecting to electric supply testing on full load for manual automatic corrected output voltage comlpete all as specified and directed

All as per item No-30 above but of capacity 25 KVA

Supply and fixing in replacement of Synchronous motor single phase, 10 Kg torque motor Make sinetrac or of the same make as already existing and as approved by the Engr-in-charge.

Supply and fixing in replacement of High/Low Voltage cut off PCB Card for 100 KVA stabilizer as per existing make and model and directed.

Supply and fixing in replacement of RC Network for motor 10 Kg torque as per existing make and model and directed.

Supply and fixing in replacement of Sensing trigger transformer for 100 KVA stabilizer as per existing make and model and directed.

Supply and fixing in replacement of Micro switch for 100 KVA stabilizer as per existing make and model and directed.

Supply and fixing in replacement of Carbon brush for 100 KVA stabilizer as per existing make and model and directed.

Supply and fixing in replacement of Neon Indicator for 100 KVA stabilizer as per existing make and model and directed.

Supply and fixing in replacement of Rotatory switch for Voltmeter RY-YB-BR as per existing make and model and directed.

Supply and fixing in replacement of Voltmeter analogue type as per existing make and model and directed.

Supply and fixing in replacement of Ammeter with suitable CT as per existing make and model and directed.

Supply, laying, jointing, testing and commissioning of XLPE (E) insulated, armoured, heavy duty PVC sheathed, HT 11 KV grade, aluminium conductor, 185 Sqmm, 3 core cable all as directed.

Supply and fixing cable termination end joint heat shrinkable in door type suitable for HT 11 KV cable XLPE (E) aluminium conductor of size 185 Sqmm x 3 core and including taking out/down cable from VCB's/Transformers after taking proper electric shut down all as specified and all as directed.

Supply and fixing cable termination end joint heat hrinkable out door type suitable for HT 11 KV cable XLPE (E) aluminium conductor of size 185 Sqmm x 3 core and including taking out/down cable from VCB's/Transformers after taking proper electric shut down all as specified and all as directed.

Supply laying in replacement (laying in ducts/trenches/on walls/ fixing on existing cable tray with new saddles & clamps etc as per site requirement) and commissioning with new XLPE insulated, armoured, heavy duty, PVC sheathed electric cable with aluminium conductor, 1100 volts grade with aluminium lug and cable glands of cross sectional area 70 sqmm, 3.5 core comlpete all as specified and directed.

All as per item No-45 above but of cross sectional area 95 Sqmm 3.5 Core

All as per item No--45 above but of cross sectional area 150 Sqmm 3.5 Core

All as per item No-45 above but of cross sectional area 630 Sqmm 3.5 Core

Supply and fixing Straight through joint heat shrinkable LT cable XLPE aluminium conductor of size upto 150 Sqmm 3.5 core and including taking proper electric shut down all as specified and all as directed.

Supply and fixing Straight through joint heat shrinkable LT cable XLPE aluminium conductor of size upto 630 Sqmm 3.5 core and including taking proper electric shut down all as specified and all as directed.

Supply laying in replacement and commissioning with new PVC insulated, armoured, heavy duty, PVC sheathed electric cable with copper conductor, 1100 volts grade with aluminium lug and cable glands of cross sectional area 10 sqmm, 4 core comlpete all as specified and directed.

M&L for painting on old painted surface of HT/LT panels by brushing/cleaning stains & grease spots with thinner and sand paper and painting the cleaned surface with synthetic enamel paint (Light gray) Shade No 631 or as approved by the Engr-in-charge to achieve good finish by applying two coats of paint by spray painting machine carefully after disconnection of power supply and covering the meters, indicators relays and switches to prevent from fall of paint drops on the panels including writing, number, letter etc with white paint on newly painted surfaces details all as directed.

S&F in replacement MCCB 125 Amps, 16 KA, 3 pole, 415 Volts, 50 Hz, complete all as directed.

S & F in replacement MCCB 160 Amp, 4 pole , 415 V, adjustable type with bracking capacity 36 KA including spreader links complete all as specified and directed.

S & F in replacement MCCB 250 Amp, 3 pole , 415 V, adjustable type with bracking capacity 36 KA including spreader links complete all as specified and directed.

S & F in replacement MCCB 250 Amp, 4 pole , 415 V, adjustable type with bracking capacity 36 KA. including spreader links complete all as specified and directed.

S & F in replacement MCCB 400 Amp, 3 pole , 415 V, adjustable type with bracking capacity 36 KA including spreader links complete all as specified and directed. .

S & F in replacement MCCB 630 Amps, 50 KA, 4 Pole. 415 V, adjustable type including spreader links complete all as specified and directed.

S & F in replacement MCCB 800 Amps, 50 KA, 4 Pole. 415 V, adjustable type including spreader links complete all as specified and directed.

S & F in replacement ACBs , 3200 Amps, , 4 Pole. 415 V, 50Hz , AC horizontal drawout type motorised , front operated with microprocessor based LCD protection rrelease for adjustable over current short circuit and earth fault protection. The braker shall have minimum breaking capacity 65 KA (RMS) symmetrical. The ACB should have Ics=Icu=Icw for 1 sec. For short circuit breaking caapacity and over temperature protection feature with 4 NO/4NC auciliary contacts. The ACB shall confirm to IEC 60947/IS-13947/Part-II/1993 latest version. Protection release should having battery back-up and atleast 20 tripping details memory. including link and reqd size of nut & bolt complete connection all as specified and directed.

S & F in replacement MCB 100 Amp , four pole , 415 V all as specified and directed.

S&F in replacement factory made, sheet steel metal enclosure for MCCB frame size upto DPX 800 incl all fixing material/accessories such as mounting nuts etc complete all as specified and directed.

Supply and laying GI pipe 80 mm bore, medium grade (for cable protection) ISI marked all as directed.

M&L for disconnecting LT supply and taking out LT draw out EDO type ACB 440V 1250 Amp of DG set (Make:- C&S /L&T) for servicing, Cleaning the fixed and moving parts, removing dust particles by using high speed blower applying grease/jelly to moving mechanism and moving parts, tightening nut bolts of all the components.Reconnecting the cable after carried out servicing and repair work.Testing the ACB for the entire satisfaction of Engr-in-charge all as specified and directed at site.

Supply and fixing in replacement of Charging motor with assembly for Air circuit brakers EDO type suitable for 1250 Amp.

Supply and fixing in replacement of shunt trip and closing coil for Air circuit brekers EDO type suitable for 1250 Amp.

Supply and fixing in replacement of manual Charging handle for Air circuit brekers EDO type suitable for 1250/1600 Amp.

Supply and fixing in replacement of under voltage trip device compact with UVT coil for Air circuit brekers EDO type suitable for 1250/1600 Amp.

Supply and fixing in replacement of Safety shutter assembly for Air circuit brekers EDO type suitable for 1250 Amp.

Supply and fixing in replacement of electronic alternator voltage relay for AMF panel to operate 415/440 AC Volt,

Supply and fixing in replacement of under voltage relay 440/220 volt AC circuit for AMF Panel,

Supply and fixing in replacement of electronic engine cranking relay to operate in 440/220 volt AC circuit in AMF Panel.

Supply and fixing in replacement of electronic earth fault relay for AMF panel suitable to operate in 440/220 volt AC circuit in AMF panel suitable for 750 KVA DG Set.

Supply and fixing in replacement of over current relay for AMF panel suitable to operate in 440/220 volt AC circuit in AMF panel suitable for 750 KVA DG Set.

Supply and fixing in replacement of reverse power relay for AMF panel suitable for 750 KVA DG Set.

Supply and fixing in replacement of electronic timer for AMF panel suitable for 750 KVA DG Set.

Supply and fixing in replacement of main contactor 4 pole, 400 amps, Model MNX-4002P 440/415 volts,50 Hz 415 Volt including connector and mounting accessories,thimbles,nuts, bolts etc all as specified and directed at site.

S & F in replcement electronic Governor controller to DG set of cap 750 KVA including fixing in existing panel & connection complete all as specified and directed.. Make :Krlosker cummins ltd part No 3873853 or equivelant model.

S & F in replcement electronic timer type on-delay , 240 Volt , AC time adj 6 sec to 60 sec to DG set 750 KVA including fixing in existing panel & connection complete all as specified and directed.

Supply & install in replacement steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP-55 (11 mtr ) all as specified and directed.

M & L for PCC ( 1:4:8) type D2 using 40mm graded stone aggrgate for foundation of stay assembly , pole, struts etc all as specified and directed by Engg- In- charge.

M & L for PCC ( 1:2:4) type B1 using 20mm graded stone aggrgate as in pedestal of pole / struts including use of waste of necessary form work and finishing exposed faces of concrete even & smooth without using extra cement all as specified and directed

Excavation in trenches not exc. 1.5 m wide and not exec 1.5 mtr in deep for foundation etc.or for shafts,wells,cesspits,mainholes,pierholes etc.in any type of soil for foundation and getting out and levelling of bottom surface to required level all as specified and directed by Engineer-in- Charge.

Returning filling including leveling,watering and well ramming soil in layers not exceeding 1.5 m above the starting level.

Removing the excavated materials not exceeding 50 m and depositing where directed at level not exceeding 1.5 m above the starting level.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc,complete all as specified.

Supplying and laying in replacement of un-reinforced precast concrete cable cover, class LV,type 1 flat, size 250mm x 150mm x 40mm

Cutting of existing road/PCC/RCC/Hard standing for laying of cable/pipe including making good the disturbed surface to match with the adjoining surfaces with PCC 1:3:6 C2 complete all as specified.

Attending breakdown /inspection of oil/dry type 1500KVA (Make - CGL/ Voltamp) transformer by OEM service engineer to check and replace any spars related breakdown complete directed at site.

Attending breakdown /inspection of EDO/MOD type 800 to 3200 Amps ACB LT Panel by OEM service engineer to check and replace any spars related breakdown complete directed at site.

Attending breakdown /inspection of EDO type HT 11KV/12KV VCB by OEM service engineer to check and replace any spars related breakdown complete directed at site.

Attending breakdown /inspection of Voltage stablizer any type capacity 25 KVA to 100 KVA by OEM service engineer to check and replace any spars related breakdown complete directed at site.

M & L for tripod Chemical earthing with copper earth plate 90x60cmx5mm & copper earthstrip 32x6mm earthing electrode Model SN001 as per Cpri drawing 76mm 3 Mtr long. Tested on 52.kA, C % 12max, mn 0.60%mm class type\GALV. Yield strength 329, tensile strength 426, Elongation Bend / Flattering. Filled with highly conductive compound which Increase the life of earthing electrode. Composition of chemical filled in electrode water solubility, acid solubility. Grain size 100mesh, along with SN makes BFC Compound non toxic, non reactive, non explosive and non corrosive, longer life easy to maintain less space consistent results including earthing pit and chamber cover complete all as specified and directed at site.

M&L for earthing 20 x 3 mm copper strip as earth electrode for interconnection the various lightening arrestor earth pits including the cost of digging and back filling required as per site requirement all as specified and directed

Supplying and laying in replacement of synthetic rubber insulated mats 2mm thick for voltage upto 3.3 KV for electrical purpose as per IS-15652-2006 suitable for electrical shock safety of sizes 2 mx1m complete all as specified and directed

All as per item No-95 above but o2.5 mm thick for voltage 11KV of size 2mx1m complete all as specified and directed .

M & L for pole painting of alluminium painting upto height of pole 11 mtr with markings complete all as specified and directed .

GLIBS CONSTRUCTION