Supply, Installation, Testing, Commissioning of APFC 30kVAr panel, Voltage Stabilizer 50kVA, 3 phase, outdoor, Air cooled, servo based, submersible pump starter, single phase UPS etc. work at Site offices, LIGO-India in Aundha, Hingoli, Maharashtra

Amount

PART-A : Supply, Installation, Testing and Commissioning works.

PART-B : One time repair and maintenance of 62.5 KVA DG set.

Description of Work / Item(s)

Amount

Supply, Installation, Testing and Commissioning of minimum 30kVAr standard Readymade type Automatic Power Factor Control (APFC) panel as per specifications mentioned below: a) Power rating minimum 30 KVAr, b) Rated voltage & Freq - 3 phase, four wire, 440V- 20% to 10%, Frequency - 50Hz +/- 3%, c) Incomer- a three pole MCCB with ,short circuit current upto 25kA. d) protection- Over Current, Over voltage, Under compensation, e) Capacitors- MPP-Heavy duty type f) Corrected P.F.- 1.0 g) Indication for capacitor bank On indication h) Display- KVAr and PF i) Enclosure- indoor type, floor/ wall mounted in a well-ventilated, non-dusty environment, cable entry from bottom/ top as per site conditions. j) Duty - Continuous duty cycle k) Relay- Microprocessor based relay with various output contacts for switching contactors l) Controller protection- built in time delays, and alarm indication for CT reversal, shall disconnect the entire panel in the event of excessive temperature rise in the enclosure. m) Ambient temperature- upto 40 degree C.

Supply, Installation, Testing and Commissioning of automatic three phase Servo Voltage stabilizer of minimum 50kVA capacity, outdoor (air cooled type) with following specifications: 1. Input Voltage & Frequency Range: 300V – 480V, 50Hz+/- 3Hz 2. Output Voltage : 415V ±2% , 3. Capacity & duty cycle: 50 kVA, 100% continuous duty 4. Phase: 3-phase, 4-wire system 5. Cooling System: Air-cooled & designed for ambient temperature upto 50 degree C. 6. Voltage Correction Speed: <40V per second 7. Efficiency: ≥ 97% 8. Winding conductor material- Copper 9. Control System: Microprocessor-based digital controller for precision control Electrical Protection Features: 1. Overvoltage & Undervoltage Protection, Over load, Short Circuit, Earth Fault, Surge & Spike Protection 2. Phase Reversal & Phase Failure Protection (single phase prevention) 3.Bypass Mechanism: Automatic Mechanical & Environmental Specifications: 1. Enclosure: IP55 (Weatherproof for outdoor installation) 2. Operating Temperature: -10°C to 50°C 3. Installation: Floor-mounted. 4. Ventilation: Forced air / Natural convection Note:1) The Voltage stabilizer shall be installed on RCC foundation, the RCC foundation shall be measured in item no.3 2)GA/GTP shall be submitted to department for approval as per instructions of EIC.

RCC:-Structural Design, supply,delivering (& storing) and construction of Reinforced Cement Concrete (RCC) foundation works (for outdoor 50kVA voltage stabilizer as per manufacturer's recommendations). The scope shall include but not limited to following works: i)The RCC foundation shall be designed by the agency and submitted to department for approval. ii) The excavation work for RCC foundation. iii) The PCC M10 grade in foundation bed for RCC foundation iv) RCC of M30 grade required for RCC foundation v) Reinforcement for RCC and PCC worksTherm mechanically Treated bars of grade Fe-500 D vi) 15mm thick cement plaster 1:4 coat on RCC foundation vii) The shuttering and form work for RCC foundation including the labour etc. Note-1) The structural design drawing shall be submitted to dept for approval as per instructions of EIC. 2)The RCC foundation top shall be leveled properly using PCC and plaster work as per requirements. 3) The grouting / anchoring work as per manufacturer's recommendations as if required.

Cable retermination work- Scope shall include removing the existing terminated LT cables upto size 185sqmm from existing LT panel and reterminating on another LT panel as instructed by EIC. ( Voltage stabilizer cable termination related) Note- 1)The cable end joint/ end termination (cable glanding work) required for this item shall be included in this item ( and shall be carried out as per specifications mentioned in item of LT cable End joint). 2)The work shall include making necessary cutout in LT panel for glanding & retermination of cable.

Submersible borewell pump retermination work- The scope shall include removing the existing submersible pump from borewell and replacing old cables with flat submersible cables and reinstallation of submersible pump back into the borewell as instructed by EIC. Note- 1)The cable end joint/ end termination (cable glanding work) required for this item shall be included in this item ( a suitable size IP66 cable gland shall be provided). 2)The flat submersible cable shall be measured separately under relevant item of LT cable.

Terminal box of min. IP66 of polycarbonate material for housing 4 nos. terminals for 4sqmm Cu cable, on epoxy insulator, TP 10A D curve MCB, 1no. Neutral link, 1no. Earth link etc. suitable for mounting on external wall for submersible pump terminations..

Starter for existing borewell submersible pump (<5hp)- Supply, installation, testing and commissioning of a 3phase, 415V,DOL pump starter panel suitable for submersible borewell pump with wall mount outdoor IP55 design, with following functions: 1) ON/OFF push buttons 2) Fuseless Short circuit protection + thermal overload relay (suitable MPCB is preffered) 3) Contactor 3-pole, 12A (AC3 duty) 4) Phase failure/Single phase preventor protection 5) Dry run protection 6) Indication lamps: ON, OFF & TRIP Note:1) The starter shall be mounted on wall, using MS angle frame (which shall be painted with 2 coats of red oxide and then one coat of black paint). All necessary accessories for mouting of panel shall be included in the scope.

L.T Cables:Supply, installation, testing & commissioning of 1.1 KV grade aluminium/ Cu stranded circular/ sector shape core conductor with XLPE insulation, extruded PVC inner sheathed, G.I flat strip/wire armoured, extruded FRLS grade PVC (ST-2)outer sheathed cable conforming to IS : 1554 Part I / IS 7098 Part-I with latest amendments, fixed on wall/column/slab/false ceiling / existing cable tray /existing hume pipe/ existing HDPE pipe /trench/ shaft/pit/ on 5mm thick M.S. flat /GI spacer/angle/ support fixed with coach screws/grouted in wall /anchor fasteners 2mm. thick G.I. fabricated saddle, all fixing accessories, etc complete including painting of M.S spacers/angles and saddles, or in ground, sand bedding, laying of baked bricks on side & top, temporary reinstatement, back filling, dewatering, consolidation, disposal of excess earth withing the radius of 500mm and making good to the original finish etc. providing Al cable tag(minimum 16swg) as per enclosed detailed specifications, drawings & as per instructions of the E-I-C & of the following sizes. NOTE: 1) Clamping of cables on trays including supply of clamping materials as per instruction of EIC shall be included in the scope of work. 2) The excavation work for LT cable shall in included in this item.

3.5C x 70 Sq.mm Al. conductor cable for underground installation

3.5C x 70 Sq.mm Al. conductor cable on wall/column/slab/false ceiling / existing cable tray /existing hume pipe/ existing HDPE pipe /trench/ shaft/pit etc.

3.5C x 35 Sq.mm Al. conductor cable for underground installation

3.5C x 35 Sq.mm Al. conductor cable wall/column/slab/false ceiling / existing cable tray /existing hume pipe/ existing HDPE pipe /trench/ shaft/pit etc.

4C x 6 Sq.mm Al. conductor cable in for underground installation

4C x 6 Sq.mm Al. conductor cable wall/column/slab/false ceiling / existing cable tray /existing hume pipe/ existing HDPE pipe /trench/ shaft/pit etc.

3Cx 4sqmm flat copper cable for submersible pump

LT Cables End Joints: End jointing of following sizes of cable by crimping with supply of all jointing materials like solderless tinned copper cable socket,double compression brass cable glands, gland earthing, insulation tape, flux, duplicate interconnection between gland earthing strip & to the nearest earthing bus terminals as per the drawings, specifications and as per the instructions of the Engineer-in-charge.

3.5C x 70 Sq.mm Al. conductor cable end joint

3.5C x 35 Sq.mm Al. conductor cable end joint

4C x 6 Sq.mm Al. conductor cable

Earthing system:- Supply,installation,testing & commissioning of maintenance free earthing system & associated works, etc. complete as per specifications & instructions of E-I-C. NOTE: 1) Measurement of Earth resistance must be carried out as per instructions of EIC. 2) All type of excavation shall be included.

Providing and making earth station comprising of 17 mm dia 3m long earthing electrode of high tensile low carbon steel rod molecularly bonded 250 micron copper coating on the outer surface, UL listed, filling bore with suitable earth enhancement compound as per IEC 62561-7 & manufacturer's standard, surrounding the earth electrode complete with all required materials & instructions of EIC. (Body Earthing) Note: The scope includes :- 1) Installation of earth rods including making pit/ drilling 100 mm dia, 3m deep bore holes in normal soil/ hard rock as per manufacturer's recommendations & design. 2) Exothermic welding of joints between earth electrode & GI / tinned Cu strip and between GI / tinned Cu strips, used for interconnection of earth electrodes. 3) Each earth electrode shall be provided with earth termination clamps, a poly plastic inspection chamber with cover as per OEM standard.

G.I / tinned Cu earth wire/earth strip fixed on wall/side of trench/slab /column /beam/ shaft connection to panel/DBs/SFU's etc. with 5mm thick G.I. Spacers & 2mm thick G.I. Saddle or in ground at 500 mm below with earth enhancing material surrounding the strip, including excavation in ground, refilling & removal of excess earth within a radius of 500 m, temporary instatement & back filling of trench, consolidation, painting with two coats of black bituminous paint for earth wire/ strip in ground & green enamel paint for earth wire /strip on surface etc.

25 X 6 mm GI strip

25 X 3 mm GI strip

4 SWG GI wire

8 SWG GI wire

Supply, Installation, Testing, Commissioning of following capacity individual UPS (Uninterrputed Power Supply) for Computer and Printer load having minimum backup of minimum 10minutes at 100% load, shall have following specificaitons: 1) Input voltage range-: 170V – 280V AC 2) Output Voltage: 230V AC ±2%, Frequency: 50Hz ±1Hz 3) Phase: Single-phase 4) Backup Time: Minimum 10 minutes at full load 5) Battery Type: Sealed Maintenance Free (SMF) lead acid batteries) 6) Battery Voltage: 12V / 24V (as per design) 7) Battery Recharge Time: < 6 hours to 90% capacity 8) Technology: Line Interactive / Online Double Conversion 9) Transfer Time: < 4 milliseconds (for Line Interactive) 10) Efficiency: > 90% 11) Waveform: Pure Sine Wave 12) Overload Protection: Yes 13) Short Circuit Protection: Yes 14) Under/Over Voltage Protection: Yes 15) Surge & Spike Protection: Yes 16) Shall have onsite replacement warranty of minimum 2 years. Note:-1) GA/GTP shall be submitted to department for approval as per instructions of EIC. 2) The battery shall be inbuilt type, incase seperate batteries are provided then the battery rack of MS angle, the interlink connection and cables etc shall be included in the scope.

1kVA UPS

2kVA UPS

MS fabrication work: Supply, fabrication and installation of supports using MS channel/angle / flat/ MS rod hangers etc.including cutting, fabrication, welding etc. and painting with two coats of primer and two coats of enamel/ PU paint of approved shade as per instructions of EIC.

Description of Work / Item(s)

Amount

Replacement of fuel filter, fuel water seperator filter, engine oil filters, engine oil etc.as per DG manufacturer recommendations required for Engine of DG set. All the material costs (incuding the labour, transportation cost,loading & unloading at site and any other miscellaneous cost etc.as per instruction of EIC) shall be included in this item.

Replacement of coolan filter and entire coolant/ corrosion inhibitor premixed as per DG capacity etc.as per DG manufacturer recommendations required for Engine of DG set. All the material costs (incuding the labour, transportation cost,loading & unloading at site and any other miscellaneous cost etc.as per instruction of EIC) shall be included in this item. (Minimum 2 Litre extra coolant shall be provide & stored at site for refilling/making of coolant level).

Replacement of air filter etc.as per DG manufacturer recommendations required for Engine of DG set. All the material costs (incuding the labour, transportation cost,loading & unloading at site and any other miscellaneous cost etc.as per instruction of EIC) shall be included in this item.

Replacement of DG set battery-SMF/VRLA Storage type lead acid battery min. 32Ah, 12 volt (Cold Crank Ampere shall be as per DG manufacturer recommendation). (shall have on site replacement warranty of 36months, the old battery shall be taken back by the contractor and suitable rebate shall be considered in the quoted rate).