GE(U)/CHM-45/2022-23 REPAIR/ MAINTENANCE OF SWITCH BOARDS, CABLES, CIRCUIT BREAKERS AND REPAIR/REPLACEMENT OF ELECTRICAL CONTROLLING DEVICE, PANEL AND OTHERS CONNECTED ITEMS AT COMMAND HOSPITAL (WC) CHANDIMANDIR UNDER GE (U) CHANDIMANDIR

Amount

Repair, Servicing and maintenance of ACB of C&S make and 800 Amps to 3200 amps capacity installed at MES power house & at AC plant including:- (i) Cleaning and assembling of front cover , push button , locking latches. (ii) Cleaning of terminal shield. (iii) Cleaning and assembling of chassis. (iv) Cleaning and tightening of every point of auxiliary and control unit connector block. (v) Cleaning, greasing and assembling of hand pull-out system, racking Mechanism of chassis and function position indicators. (vi) Cleaning, checking and assembling of arc chute. (vii) Physical inspection of main contact. (viii) Cleaning, checking/testing and assembling of tapping coil/ closing coil. (ix) Cleaning and greasing of mechanical charging system. (x) Cleaning, greasing and installation of jaw contacts. (xi) Repair of lower mechanism if found faulty. (xii) Final testing of the Air circuit breaker manually NOTE: Spare parts if replaced will be measured and paid separately as supply only under relevant items here-in-after.

Supply only single phase resin cast CTs for ACB, Make C & S Cat part No: CS-WMCT-104

Supply only single phase resin cast CTs for ACB, Make C & S Cat part No: CS-WMCT-124

Supply only single phase resin cast CTs for ACB, Make C & S Cat part No: CS-WMCT-164

Supply only compact UVT coil 6D -16D/06N-20s. Make C & S Cat part No: CS-AUH-V-A

Supply only Shunt trip and closing coil 6D -16D/06N-20s. Make C & S Cat part No: CS-AUH-V-A

Supply only draw out mould base (cradle side ) Make C & S Cat part No: DRMOULD-20S

Supply only draw out mould base (cradle side ) Make C & S Cat part No: DRMOULD-25D

Supply only arcing contacts Make C & S Cat part No: CS-ARCCONT-25D

Supply only Main isolating Contacts (jaw Contacts) Make C & S Cat part No: CS-MIC-12D

Supply only Main isolating Contacts (jaw Contacts) Make C & S Cat part No: CS-MIC-16D

Supply only Main isolating Contacts (jaw Contacts) Make C & S Cat part No: CS-MIC-25D

Supply only Cradle terminal for draw out horizontal Make C & S Cat part No: CS-CKTTML-12D

Supply only Cradle terminal for draw out horizontal Make C & S Cat part No: CS-CKTTML-16D

Supply only Cradle terminal for draw out horizontal Make C & S Cat part No: CS-CKTTML-25D

Repair, Servicing and maintenance of VCB of ABB make up to 630 amps capacity installed at MES power house, AC plant & Substation No:1, including replacement of defective parts complete after taking proper shut down, as per following details, all as per the directions of Engr -in- charge at site :- (a) Calibration of all relays by secondary and primary injection set which includes relay setting. (b) Calibration of meters by 3 phase phantom load injection set. (c) Testing/Checking of CT's to find out their actual ratio. (d) Testing/Checking the 11 KV VCB which include tightening the loose parts, greasing and adjusting if required and also testing of current circuit, control circuit. (e) Earth fault protection and over current relay - 01 No. (f) Tantaneous earth fault relay - 01 No. (g) Microprocessor based annunciator windows 8 stage - 01 No. NOTE: (I) Spare parts if replaced will be measured and paid separately as supply only under relevant items here-in-after. (II) The testing instrument whatever required to test the relays shall be arranged by the contractor at his own cost.

Supply only REJ 601 over current earth fault relay suitable for VCB 630 Amp 11 KV. Make ABB

Supply only Master Trip Relay 24V DC, Make- ABB

Equipment & labour for filtration and dehydration of transformer oil and removing sludge by continuous circulation through filtration plant with strip heater and improvement of dielectric strength to minimum 45 KV at 4mm gap of electrode for 125 KVA to 1600 KVA capacities of transformer complete all as specified and directed.

M&L for Topping up/replacement of transformer oil with new transformer oil suitable for working voltage 11000 volts grade, including necessary dehydration to achieve dielectric strength min 40 KV at 4mm gap transformer for various capacities of transformer complete all as directed. Make of transformer oil : GULF/Castrol/HP/IOC/BP. Note : New transformer oil to be bought by the contractor in sealed (ISI marked) container with original test certificate.(b) Filtration/dehydration of transformer oil shall be carried out at the location where transformer is installed and necessary instruments shall be brought at site by the contractor. (c) During the process of filtration, transformer will be on load condition.(d) The old unserviceable oil shall be offered under schedule of credit. (e) Filtration and topping up transformer shall be done by authorised agent / dealer of manufacturer of transformer.

Supply and replacement of silica gel grains in the breather assembly of transformers of various capacities, complete all as specified and directed

Supply and replacement of breather assembly of size 50mm dia, min 250mm long for transformer of various capacities, complete all as specified and directed

Supply and replacement of transformer temperature gauge, dial type, having temperature range 0 to 120˚C complete all as specified and directed

Opening of top cover by unscrewing all nuts, bolts and washers of transformer HT/LT bushing, lifting of core assembly, cleaning and re-fixing the complete unit after repair with new cork sheet, gasket, wherever required with new nuts, bolts and washers for transformer ofcapacity 250 to 1600 KVA indoor/outdoor type complete all as specified and directed. Note: (i) HT/LT bushing shall be measured and paid separately under relevant items as 'supply only' items and labour element involved for replacing the same shall deemed to be included in the rate quoted by the tenderer in this item.(ii) Repair works shall be carried out by authorized agent of manufacturer of transformer.

Supply only HT porcelain bushing suitable for 11 KV grade complete with brass rod & rubber bush, for transformer of capacity 250 to 1600 KVA complete all as specified.

Supply only LT bushing suitable for 1100 volts grade complete with brass rod & rubber bush for the rating 250 to 1600 KVA indoor/outdoor transformer complete all as specified.

M & L for painting of transformer outer surface with one coat of synthetic enamel paint with spray painting for transformer of capacity 1000-1600 KVA after preparation of old painted surface complete all as specified and directed

M & L for painting of transformer outer surface with one coat of synthetic enamel paint by spray painting for transformer capacity 250-630 KVA after preparation of old painted surface complete all as specified and directed

Repair, Servicing and maintenance of ACB of Legrand make, 2000 Amps capacity installed at LT Panel board for central AC plant including:- (i) Cleaning and assembling of front cover , push button , locking latches. (ii) Cleaning of arc chute and terminal shield. (iii) Cleaning and assembling of chassis. (iv) Cleaning and tightening of every point of auxiliary and control unit connector block. (v) Cleaning, greasing and assembling of hand pull-out system , racking Mechanism of chassis and function position indicators. (vi) Cleaning, checking and assembling of arc chute. (vii) Physical inspection of main contact. (viii) Cleaning, checking/testing and assembling of tapping coil/ closing coil. (ix) Cleaning and greasing of mechanical charging system. (x) Cleaning, greasing and installation of jaw contacts. (xi) Repair of lower mechanism if found faulty. (xii) Final testing of the Air circuit breaker to be carried out manually . NOTE: Spare parts if replaced will be measured and paid separately as supply only under relevant items here-in-after.

Supply only Mechanical interlock device Cat Part No:028190 of make Legrand

Supply only Mechanical counter Cat Part No:028188 of make Legrand

Supply only pad lock button Cat Part No:028177 of make Legrand

Supply only AUX ready to close charged spring Cat Part No:028174 of make : Legrand

Supply only Module with 6 Aux contact Cat Part No:028175 of make : Legrand

Supply only under voltage release 220-250 volts Cat Part No:028139 of make : Legrand

Supply only closing coil 220-250 volts Cat Part No:028129 of make Legrand

Supply only electric protection unit MP2 L sig Cat Part No:028168 of make : Legrand

Taking out old deteriorated bus bar from the LT panel of capacity 2000 amps after disconnecting all incoming and outgoing electric cable connections and replacing with new Copper bus bar as per existing size complete inclusive of making holes in bus bar, nuts, bolts, insulator, insulation tape and connecting all electric connections as per existing complete all as specified and directed

Taking out LT Panel of capacity 2000 Amps after disconnecting all incoming and outgoing electric connections including taking out cable of size 400 sqmm, 3.5 sqmm laid in duct approx 6x 50 Mtrs and fixing LT panel on new location as directed within 25 meters radius and refixing all cables of size 400 Sqmm in existing duct after removing burnt cable and fixing new cable lugs. Note: cable lugs aluminium of any size will be measured and paid separately under relevant items here-in-after.

Supply only cable lugs aluminium of size 300 sqmm

Supply only cable lugs aluminium of size 400 sqmm

Excavation in trenches not exceeding 1.5 M wide and not exceeding 1.5 M deep and getting out in soft/Loose soil for laying/removing of cable complete all as specified and directed

Excavation in trenches not exceeding 1.5 M wide and not exceeding 1.5 M deep and getting out in soft/disintegrated soil for laying/removing of cable complete all as specified and directed

Returning filling in including spreading, levelling, watering and well ramming, in layers not exceeding 25cm in soil obtained from excavation complete all as specified and directed

Removal of surplus soil to a distance not exceeding 50 M and depositing where directed at a level not exceeding 1.5 M above starting point, complete all as specified and directed

Clean dry sand laid in trenches/ducts for bedding and cushioning to cable, 8cm in depth before laying the cable and 15 cm in depth after laying the cable including spreading, levelling and consolidation complete all as specified and directed. Note : Consolidated/punned thickness of 18 cm (overall) shall be measured for payment purpose.

Supply and laying well burnt sub class 'B' bricks for cable protection laid flat ,length wise, perpendicular to the axis of cable, complete all as specified.

Supply and laying / fixing , GI pipe light grade 80 mm bore for cable protection fixed to pole/wall or laid under floor/ road/ pavement, including MS clamp/nuts & bolts etc complete all as specified and directed.

Supply and laying / fixing , GI pipe light grade 50 mm bore for cable protection fixed to pole/wall or laid under floor/ road/ pavement, including MS clamp/nuts & bolts etc complete all as specified and directed.

Supply, laying, jointing, testing and commissioning Low Tension (LT) XLPE insulated, galvanized steel strip armoured, heavy duty, electric power cable, cross sectional area 95 Sqmm 3.5 core aluminum conductor 1100volts grade under ground cable including both side connection with cable lugs etc, laid in trenches, along poles or passing through pipes or laid under floor or through walls etc, complete all as specified and as directed. Note : Excavation and earth work, sand cushioning and precast concrete cable cover/bricks for protection of cable shall be measured and paid separately.

Supply, laying, jointing, testing and commissioning Low Tension (LT) XLPE insulated, galvanized steel strip armoured, heavy duty, electric power cable, cross sectional area 120 Sqmm 3.5 core aluminum conductor 1100volts grade under ground cable including both side connection with cable lugs etc, laid in trenches, along poles or passing through pipes or laid under floor or through walls etc, complete all as specified and as directed. Note : Excavation and earth work, sand cushioning and precast concrete cable cover/bricks for protection of cable shall be measured and paid separately.

Supply, laying, jointing, testing and commissioning Low Tension (LT) XLPE insulated, galvanized steel strip armoured, heavy duty, electric power cable, cross sectional area 400 Sqmm 3.5 core aluminum conductor 1100volts grade under ground cable including both side connection with cable lugs etc, laid in trenches, along poles or passing through pipes or laid under floor or through walls etc, complete all as specified and as directed. Note : Excavation and earth work, sand cushioning and precast concrete cable cover/bricks for protection of cable shall be measured and paid separately.

Supply, laying, jointing, testing and commissioning HT, XLPE insulated, galvanized steel strip armoured, heavy duty, electric power cable, cross sectional area 120 Sqmm 3.0 core aluminum conductor 11000 volts grade under ground cable including both side connection with cable lugs etc, laid in trenches, along poles or passing through pipes or laid under floor or through walls etc, complete all as specified and as directed. Note : Excavation and earth work, sand cushioning and precast concrete cable cover/bricks for protection of cable shall be measured and paid separately.

Material and labour for repair of existing deteriorated earth pit and reconstruction of new earth pit of size 450mm x 450 mm inside dimension and 300 mm deep with bricks masonry built in cement mortar 1:4 ratio & providing inside and outside cement plaster 10mm thick (in 1:4 Cement mortar), with 100 mm thick RCC top cover as required for earth pit and providing GI funnel for watering complete with two coats of white colour weather coat and marking with black paint earth number (as "Earth No: 1"), complete all as specified and directed

Taking out complete existing deteriorated lightning protection fixed on roof (Horizontally) , fixed on wall ( from fifth floor to earth pit ) of CH (WC) Chandimandir, including GI /Aluminium strip, aluminium air terminal points, test point terminal box, insulator and re-fixing in same position after removing deteriorated strip/points and replacing with new GI/aluminium strip and points including insulators, making the holes in GI/Al strip, bending etc and testing all as specified and directed Note: (i): The cost of the insulator shall be deemed to be included in the quoted rate. (ii) The distance between insulators shall be 75 cm. (iii) GI/ aluminium strip will be measured and paid separately. (iv) Two nuts & bolt shall be provided on each joint. (v) Welding work will not be permitted anywhere in GI strip

Supply only GI Strip of size 32x 6 mm

Supply only aluminium strip of size 25x3.15mm

Supply only test point terminal block made of gun metal or phosphorus bronze of size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw.

Supply only Air termination, single pointed aluminium rod 12mm dia and 300mm long.

M&L for Earthing with galvanized steel earth plate electrode of size 600 mm x 600 mm x 6.00 mm buried directly in ground connected to galvanized earth lead strip of size 32 mm x 6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel including 40mm dia medium grade GI tubing for protection of earth lead, MS sheet metal funnel with wire mesh, watering pipe light grade 20mm dia, charcoal or coke and common salt in alternative layer of 15 cm compacted thickness all around the electrode with concrete earth pit of PCC type C1 (1:3:6, using 20mm graded crushed stone aggregates) 50mm thick precast RCC type B1, (1:2:4, using 20mm graded crushed stone aggregates) pit cover reinforced with 8mm dia deformed bar and suitable handle made of 10mm dia round bar including galvanised strip of size 32mm x 6mm for extension of earth lead and necessary excavation, earth work, in soft/loose soil and disposal of spoils to a distance n. exc 50m and necessary connection and testing complete all as shown in electrical plate No 3 of SSR Part-I, 2009 and all as specified and directed including taking down old unserviceable earth plate with all accessories.

Material and labour for painting of outdoor panel with two coats of superior quality synthetic enamelled paint over one coat of red oxide primer after preparation of steel surfaces, complete all as specified and directed

Material and labour for repair and replacement of old and deteriorated MS Sheet of any size and shape from the outdoor/indoor panel 3.00 mm thick and fixing on outdoor/indoor panel as per required size and shape complete, inclusive of fixing the hinges, door lock etc, including two coats of synthetic enamelled paint as per existing colour over one coat of red oxide primer complete all as specified and directed

S&F Cable joint kit for 11 KV HT (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 Sqmm complete all as specified and directed.

S&F Cable joint kit for 11 KV HT (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120-185 Sqmm complete all as specified and directed.

S&F Cable joint kit for 11 KV HT (earthed) grade cable for indoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120-185 Sqmm complete all as specified and directed.

S&F Cable joint kit for 11 KV HT (earthed) grade cable for indoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240-300 Sqmm complete all as specified and directed.

S&F Cable joint kit for 11 KV HT (earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120-185 Sqmm complete all as specified and directed.

S&F Cable joint kit for 11 KV HT (earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240-300 Sqmm complete all as specified and directed.

Taking out defective MCCB , four pole, 500 Amps complete inclusive of all incoming and outgoing electric connections and fixing new one MCCB, 4 Pole, 500Amps, 36 KA, Adjustable type, 415 Volts in same position complete including all nuts, bolts, strips, making hole & cutting etc, complete all as specified and directed

Taking out defective MCCB four pole 400 Amps complete inclusive of all incoming and outgoing electric connections and fixing new one MCCB, 4 Pole, 400Amps, 36 KA, Adjustable type, 415 Volts in same position complete including all nuts, bolts, strips, making hole & cutting etc, complete all as specified and directed

Taking out defective MCCB four pole 250 Amps complete inclusive of all incoming and outgoing electric connections and fiing new one MCCB, 4 Pole, 250 Amps, 36 KA, Adjustable type, 415 Volts in same position, complete including all nuts, bolts, strips, making holes & cutting etc, complete all as specified and directed

Taking out defective MCCB four pole 200 Amps complete inclusive of all incoming and outgoing electric connections and fixing new one MCCB, 4 Pole, 200Amps, 36 KA, Adjustable type, 415 Volts in same position complete including all nuts, bolts, strips, making holes & cutting etc, complete all as specified and directed

Taking out defective change over switch panel mounted , open execution front operated, four pole, 400 Amps complete inclusive of all incoming and outgoing electric connections and fixing new one panel mounted , change over switch open execution front operated , 4 Pole, 400Amps, 415 Volts in same position complete inclusive of all nuts, bolts, strips, making holes & cutting etc, complete all as specified and directed

Taking out old HT 11 KV outdoor type gang operated air-break switch after disconecting all connections and fing new one HT 11 KV out door type gang operated air-break switch suitable for horizontal/vertical mounting fixed type complete with 9 insulator of rating 400 Amps.( One GOD will be fixed on Existing Four pole structure), complete all as specified and directed

Supply and fixing Lightening arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 KA on 11000 volts, complete inclusive of all necessary fixing arrangements and taking out old one, complete all as specified and directed

Taking out old deteriorated/ burnt out exhaust fan of size 450mm sweep from wall after disconnecting all electric connections nuts, bolts, etc. and replacing all defective parts such as exhaust fan motor, exhaust fan blade, outer frame and replacing with new one as per existing and fixing in same place and testing complete all as specified and directed e. Note : all spare parts of exhaust fan such as exhaust fan motor, exhaust fan blade & outer frame will be measured and paid separately.

Supply only Exhaust fan motor, single phase, 230 volts, 450mm sweep, 1400 RPM..

Supply only exhaust fan blade ( metal) suitable for 450mm sweep exhaust fan, 4 blade.

Supply only exhaust fan outer frame (metal) suitable for 450mm sweep.

Taking down existing exhaust fan of capacity 450mm sweep after disconnecting all incoming and outgoing electric connections and nuts, bolts for shifting to another location as directed, complete inclusive of cutting of wall and making hole in bricks/stone wall at new location and making good as per existing surface finishes, grouting fastener of size 100x8mm and fixing the exhaust fan complete inclusive of all electric connections and testing, complete all as specified and directed

Taking out defective & deteriorated exhaust fan louvers and fixing new exhaust fan louvers for 450mm sweep exhaust fan complete with all necessary fixing arrangements, complete all as specified and directed

Repair, servicing & calibration of APFC panel of capacity up to 650 KVAR and replacing defective parts such as lamp indicator, Capacitor, contactor, MCB etc and testing for entire satisfaction of Engr-in-charge. Note: Spare parts if replaced, will be measured and paid separately.

Supply only MCB TP, 06-32 amps, 10KA, 415Volts.

Supply only capacitor cylindrical type ,440 volts, 3 phase, 12.50 KVAR.

Supply only capacitor cylindrical type ,440 volts, 3 phase, 25 KVAR.

Supply only lamp indicator LED Type.

Taking out defective old ACB of capacity 1000 Amps , 4Pole , 415 Amps, from the main panel at Command Hospital Power House after taking proper shut down complete inclusive of all incoming and outgoing aluminium bus bars and fixing new ACB 4 Pole, 415 V, Manual Drawout type with micro processor release of capacity 1000 Amps complete inclusive of all incoming and out going aluminium bus bar connections and necessary modification in existing panel and alumium bus bar, drilling and making hole in aluminium bus bar, welling in panel etc, complete all as specified and directed . Note: ACB & aluminium bus bar will be measured and paid separately.

Supply only ACB 4 Pole, 415 V, Manual Drawout typewith microprocessor release of capacity 1000 Amps.

Supply only Aluminium busbar.

R D Bansal

Bharat Enterprises

Goyal Engineers

VINOD ENTERPRISES

M/S BALWINDER SINGH