WBPWD/SEWEC /AED /NIQ-135/2023-24

Amount

A) DG SET INSTALLATION WORK:

Supply , delivery at site on foundation ,testing & commissioning of 500 KVA, 415V, 50Hz, 3Ø silent new DG Set, comprising of Engine, alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-II approved Engine & Acoustic Enclosure having following specifications :-

Engine:-

Make: Cummins /Caterpiller/ Volvo/Koel/Jackson/Mahendra

Engine Type: 4 Stroke Diesel Engine

Rated Output : 603 BHP or Higher

Duty: PRIME

Cooling: Lequid cooled (EG compleat 50:50)/As per diretion of EIC.

Cylinder: 6 In line

Aspiration: Turbo Charged,Charge Air Cooled

Type of Governer: Electronic

Fuel Tank Capacity: Minimum capacity 990 Ltrs.

Fuel Consumption at 75% rated Load with Radiator or Fan: 81.59 Ltr./ Hr. or Less.

Fuel Consumption at 100% rated Load with Radiator or Fan:106.28 Ltr./ Hr. or Less

Overload Capacity:10% overload for one hour for every 12 hours continious running at full load or better

Engine instrument Panel: Consisting of starting switch with Key, Lube Oil Indicator, water temperature Indicator, RPM indicator and hour meter.

Safety Controls: Emergency Stop, Low Lube Oil Pressure warning/ Shutdown, High Engine Water Temp. warning/ Shutdown, Sensor failure Indicator, Engine overspeed indicator, Battery charging and low battery indicator

Exhaust Silencer: Residential Type

Starting system: 12V/ 24 V. starting system complete with starter motor, charging alternator with rectifier and Cutout as per manufacturer standard.

Battery: Lead Acid, Low Maintenance or SMF and conforming to relevant IS Spec. with Low/High Battery Voltage and Weak Battery warning.

Alternator :

Make : Stamford/ Leroy Somer.

Rating: 415 V, 3Ph., 50 Hz.,500 KVA, 1500 rpm.

Type: Brushless, self excited and self regulated.

Insulation: Class H.

Protection: screen protected drip proof with Min.IP-23 degree of protection.

Voltage Regulation (max): ±1%.

Winding connection: Star with Neutral.

Total Distortion factor: Less than 3%.

Total Harmonic distortion in output waveform :No load <1.5%,Non distorting balanced load < 5%.

AMF Panel :

Cubical type floor mounted AMF panel made of 3mm thick MS-CRCA steel sheet(TATA/ JINDAL/SAIL) as body meterial on 50mmX50mmX6mm angle iron frame, duly pre-treated, powder coated painted by two coats of red oxide as primer and final by synthetic light grey/Siemens grey shade as per IS : 631, and aesthetically finished, suitable for controlling of 500 KVA DG set having following spec./features.There should be proper ventilation spout at the centre of the top edge on either side. The panel box should be erected over of 80x80x80x6mm & 65x65x65x6mm "U" channel with necy all nuts,bolts etc.,painting all metal parts and mending the original finish as necy.brick structure as required.

i) 2 nos. 800 A , EDO type ACB(Legrand/L&T make) with O/L, S/C, E/F protection and microprocessor based protection release , U/V release etc. as per diretion of EIC.(Castell locking arrangement between ACBs decision as per site condition/EIC direction) [Mainline & DG]

ii) 415 Volt 1000 Amp Electrolyte Copper Bus bar set (R,Y,B,N) of 4 nos (2x 80x5)mm .

iii) In Built By-Pass switch for 800A capacity for ACBs .

iv) On -delay timer for load change over.

v) On-delay timer for engine shut off.

vi) Engine On-Off switch (Industrial Heavy Duty Push button).

viii)Minimum five number indicating lamps to indicate 'mains ON', 'load on mains', Set running', 'load on set' and 'battery charger on'.

ix) Audio visual alarm for 'Low lubricating oil pressure', 'High water temperature, Start failure', and DG over load'.

xi) Microprocessor based under voltage relay(27),Phase sequence or phase balance voltage relay(47),Frequency relay(81) with necy PTs and composite meter for digital display of following :

Generator voltage & AC Mains voltage indication.

Generator Current & AC mains Current in all phases indication.

Frequency indication.

Power Factor indication.

Energy indication.

Indication for alternator supply.

Running time indications number of hours of operation and service intervals, service due indications.

The AMF panel should be designed to ensure trouble free performance and ensure the switching over Electrical Load to DG within 10-15 (ten to fifteen) seconds from the instant of mains line failure.

Acoustic Enclosure :

The DG set should have integrated acoustic enclosure at the manufacturing state itself. Premium quality acoustic enclosure must be certified as per CPCB-II norms.

Base Frame :

Common iron channel fabricated base frame containing the engine and alternator, mounted on AVM pads and having provision for lifting Hook.

All materials, equipments & accessories must conform to relavent IS specifications. The DG Set should be supplied from the authorized OEM of the respective Engine Manufacturer.

Neccy. manufacturer's test certificate for Desiel Engine,Alternator etc. Will have to submit in triplicate copy during delivery of the equipment.

Copy of "Type Approval Certificate" and Certificate of "COP" must be produced at the time of delivery issued from competant Authority (As per CPCB-II).

Circuit Diagram for AMF Panel should be submited from Manufacturer /OEM to the EIC for approval.

Terms & Conditions :

(i) Rate should be quoted inclusive of all applicable taxes and Duties including GST.

(ii) All materials, equipments & accessories must conform to relavent IS / IEC specifications. The DG Set to be supplied must be from the authorized OEM of the respective Engine Manufacturer.

(iii) Nacessary manufacturer's test certificate for Desiel Engine, Alternator etc. Will have to submit in triplicate copy during delivery of the equipment.

(iv) Copy of "Type Approval Certificate" and Certificate of "COP" must be produced at the time of delivery issued from competant Authority (As per CPCB-II).

(v) Circuit Diagram for AMF Panel should be approved from the EIC by the Manufacturer / OEM.

(vi) The entire DG set must be warranted atleast 15 months from the date of Delivery / 12 months / 5000 running Hrs from the date of Commissioning whichever is earlier. However Engine & Alternator should be warranted of 2 years / 5000 running Hrs, whichever is earlier.

DG DISTRIBUTION PANEL BOARD : S.I.T.C of Indoor Type LT-Distribution Panel box of IP-43 protected,415V,3Ø,4 wire, 50Hz as suitable size(approve by EIC) made with 3mm thick MS-CRCA steel sheet(TATA/ JINDAL/SAIL) as body meterial on 50mmX50mmX6mm angle iron frame, cubical compart-mentalized floor-mounted,dust and vermin proof powder coated panel board ,having front side & rear side openable hinged door with door handle and double pad locking arrangement.The enclosure exterior shall be painted with poly-urathene paint (colour Light Gray&D.A Gray)The Compartment illumination lamp with door operated switch shall be provided. There should be proper ventilation spout at the centre of the top edge on either side and also reusable name plate tray attached at front facing side for each incoming and outgoing part.The panel box should be erected over of 80x80x80x6mm & 65x65x65x6mm "U" channel with necy all nuts,bolts etc.,painting all metal parts and mending the original finish with necy. neat cement brick structure as required.

(B) INCOMER: i).415V, 800 A , 4-Pole,50kA EDO type ACB with O/L, S/C, E/F protection, microprocessor based protection release , U/V release etc. (L&TSL96052/ABB/as per diretion of EIC). – 1No. ii).415 Volt 1000 Amp Electrolyte Copper Bus bar(R,Y,B,N) of 4 nos (2x 80x5)mm thick - 1 Set. [C] OUTGOING : PART-1 i)415V,415 Amp TPN Cubical type Switch Disconnector Fuse Unit with suitable HRC-DIN Fuse-link. – 2No. ii)415V,315 Amp TPN Cubical type Switch Disconnector Fuse Unit with suitable HRC-DIN Fuse-link. – 1No. iii)415V,160 Amp TPN Cubical type Switch Disconnector Fuse Unit with suitable HRC-DIN Fuse-link. – 1No. iv).415V, 100 Amp TPN Cubical type Switch Disconnector Fuse Unit with suitable HRC-DIN Fuse-link. – 2No. v).415V, 63 Amp TPN Cubical type Switch Disconnector Fuse Unit with suitable HRC-DIN Fuse-link. – 2No.

Excavation of soil for installation of Earth Electrode and filling & ramming. For Morrum Soil. [G1:1b]

Extra for treatment of soil by using salt & charcoal or coke for plate electrode. [G2:3b]

Earthing with 65 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 50 mm x 6 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts,double washers incl. finishing both ends by making holes etc. and S&F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above the ground level to an average depth of 3.65 Mts. [G1:2d]

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe as to GS. [G2:3a]

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 50 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required as to GS. [G2:4c]

Connecting the equipments body to earth busbar incl. S & F 50 mm x 6 mm Galvanized (Hot Dip) MS flat on wall/floor with GI saddle as required and connection to equipments with incl. drilling holes, bolts, nuts,washers etc. [G3:e]

Supplying & Laying of 2Nos. 4C x 300 sqmm (RR/ Havells / Finolex) (Test Certificate to be submitted to EIC) A/Al Cable through existing Hume Pipe/GI Pipe/open masonary trench.[Substation Panel -DG-DG Panel]

Supply & fixing medium gauge 150mm dia GI Pipe (ISI-M) Protection with neccy fittings and jointing metarials as required ISI-M. [F6:11i]

Supply & Laying of following rating Copper Aurmoured control cable, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as 100mm and mending good the damages to original finish incl. removing the rubbish. i). 12core 2.5 sqmm

ii). 2core 6.0 sqmm.

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below : i).4C x 300 sq. mm. Al/Aurmoured cable.

iii).12core 2.5 sqmm CU/Aurmoured cable.

iv).2core 6.0 sqmm CU/Aurmoured cable.

Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials : i).4core 300 sqmm cable.

Finishing of the PVC insulated cable/wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., incl supplying sockets, tapes etc. i).12core 2.5Sqmm Copper Aurmoured cable.

ii).2core 6Sqmm Copper Aurmoured cable.

S&F 75x75x75x6mm & 50x50x50x6mm "U" channel Incl painting in all metal parts as per GS.

Supply & fixing MS checker plate of 8mm thick after cutting & sizing by LPG Industrial gas cutter and also providing arrangement of lifting checker plate by 3/8" adjustable MS rod handle as required to be fixed on angle iron frame overall side (35mm x35mm x 6mm angle, 75x40x40x5mm 'C' channel, 25mm x 5mm flat) on trench. The trench may be required to be cut, chipped, grooved , 6"x3/4" gap filling on all side by sand, cement & brick as required 1/4 stone chips making trench masonary works for MS checker plate to be set properly, incl double coat of primer & enamel painting in all metal parts as required & mending good the damages to original finish as per instruction of E.I.C.

Supply & installation of exhaust gas pipe of 220 mm dia MS black (class B) high temp. color pipe welded incl. all necy heavy duty bend,T,MS Plug supports and MS clamps supporting structures anti vibration mounting insulation of exhaust system with 50 mm thick mineral wool covered with wire mesh and aluminium cladding & S&F rain protection canopy ( from DG sets to top of the building plus 3mtr or as per CPCB) for 500 KVA DG set as per direction of EIC.

Painting the 200mm dia MS black pipe by Aluminum paint of two coat over the RO primer. Approved make.

Wrapping the Exhaust pipe line with Al. sheet high quality with necessary wire mesh & 50mm thick glass wool.as per direction of EIC.

Hire charges for scaffolding by bamboo required rope of square type arrangement for smooth working & carriage of MS black pipe by vertical run & dismantling at the end of work.(Single stroke building).

Supply, transporation & pouring of HSD fuel.[Except Commisionning Fuel for primary reservation in barrel]

S&F 2 Kg capacity Gas pressure (DPC) fire extinguisher on wall by suitable size of iron bracket (Make - Fire Shield / Surex)

S&F 9 ltr. Capacity round fire bucket with iron hook and duly filled up by sand.

Supply & delivery of 200 ltrs. Capacity heavy gauge MS sheet barrel with MS angle made support stand.[42 gallon is the maximum size]

Supply & delivery of best quality oil hand pump with 1"(25.4mm) dia PVC flexible pipe (15' ft. approx.)

R.K.ENTERPRISE

RIK ENTERPRISE