WBPWD/SEWEC /BED /NIQ-88 /2022-23

Amount

Supply, delivery at site on foundation, Testing & commissioning of 160KVA, 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 as per detail specification attached ( uploaded in the specification section) [Make- Jackson/ Volvo Gr./ Catterpiller]

Engine:-

Make : CUMMINS/Volvo/Caterpillar

Engine Type : 4 Stroke Diesel Engine

Rated Power : 192 - 202 BHP

Duty : PRIME

Cooling : Water cooled with radiator

Cylinder : 6

Aspiration : Turbo Charged

Type of Governor : Electrical/Electronic

Fuel Tank Capacity : Capacity 290-300 Ltrs. [/or as per Manufacturer's standard]

Fuel Consumption at 75% rated Load with Radiator or Fan : 29.93 Ltr./ Hr. or Less

Fuel Consumption at 100% rated Load with Radiator or Fan : 35.95 Ltr./ Hr. or Less

Overload Capacity : 10% overload for one hour for every 12 hours continuous 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 over speed 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 Specification with Low/High Battery Voltage and Weak Battery warning

Alternator

Make : Stamford/ Leroy Somer

Rating : 415 V., 3Ph. 50 Hz., 160 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 : < 5%

AMF Panel

Cubical type floor mounted AMF panel made from 14 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 160 KVA DG set having following specification/features.

i) 2 No. 250 A AC1 duty, 4pole power contactor and U/V release etc. [make: Legrand/ SIEMENS/Schneider/ABB]

ii) 2 Nos. 250 A, 3pole, 50 KA MCCB with microprosser based LSIG protection. [make: Legrand/ SIEMENS/Schneider/ABB]

iii) In Built By-Pass switch for rated capacity

iv) On -delay timer for load change over

v) On-delay timer for engine shut off

vi) Engine On-Off switch (Push button type)

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'.

x) Microprocessor based relay with composite meter for digital display of following.

xi) Generator voltage/AC Mains voltage.

xii) Generator Current in all phases

xiii) Frequency

xiv) Power Factor

xv) Energy

xvi)Indication for alternator supply

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

The AMF panel must be designed to ensure trouble free performance and ensure switching over Electrical Load to DG within 15 (fifteen) second from the instant of mains failure.

Acoustic Enclosure

The DG set should have integrated acoustic enclosure at the manufacturing state itself. High 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.

Terms & Conditions

(i) Rate should be quoted inclusive of all applicable taxes and Duty etc.

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

(iii) Necessary manufacturer's test certificate for Diesel 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 competent Authority (As per CPCB-II).

(v) Circuit Diagram for AMF Panel must be submitted from the Manufacturer/OEM.

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

Supply & fixing of exhaust gas piping of 150 mm dia MS black class B pipe welded incl. all necessary bend supports and clamps anti vibration mounting insulation of exhaust system with 50 mm thick mineral wool covered with wire mesh and aluminium cladding ( from DG sets to top of the building plus 3mtr or as per CPCB) for 160 KVA DG set as per direction of EIC.

S&F special type MS angle iron support structure made of MS angle with flat iron clamp with nuts, bolts & washers etc. for 150 mm. dia exhaust pipe.

S&F rain protection canopy for 150 mm exhaust pipe

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.

S& delivery of 500 ltrs. Capacity heavy gauge MS sheet barrel with MS angle made support stand.

Supply & making of fuel pipe line completed with 40mm MS pipe, ball valves, elbow, matching flanges, gaskets, nut bolts etc.

Supply & delivery of best quality oil hand pump with 1" dia PVC flexible pipe (12' ft. approx.)

S & pouring (including transportation) of HSD for testing & immediate run of DG set incl. carrying charge

Supply & laying of 1.1 KV grade 10 core 1.5 sq.mm. PVC copper conductor control cable (Mk. Havell's / Polycab / RR Kabel / Gloster) on existing cable tray for interconnect DG set with AMF panel.

S& laying 50 sq. mm. single core multistrand PVC insulated flexible Cu wire (Mk. Havell's / Polycab / RR Kabel / Gloster) in suitable size of PVC flexible pipe (reinforced) from nutral earth busbar to transformer point as required (for Transformer /Generator neutral earthing) including Socketing both sides by Cu Socket.

Earthing with 80 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 65 mm x 8 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 80 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts. (2 Nos. Neutral Earthing & 2 Nos. DG body Earthing) (G-1/2 e)

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 (G-2/3 a)

Extra treatment of soil by using salt & charcoal for plate electrode as to G.S. (G-2/3 b)

Supply & Fixing of 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.(G-3/4 c)

Connecting the equipments body to earth busbar incl. S & F 25 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.(G-3/5 d)

Supplying & fixing medium gauge 80 mm dia GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required ISI-M. (F-6/11 f)

Making the Net guard shade for covering the Generator. The shade size as mentioned below :-- 8 Nos. 3 inch dia MS pipe growting as Pillar (14’x8 Nos.) by Sand, Cement & morter, and M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc. For Structural Works in Roof Trusses etc. using joists, channels and angles of specified section weighing less than 22.5 kg/ m (i) Column for 65 X 65 X 6 Angle Canel (ii) 65X65X6 Angle (iii) ROOF 65X65X6 Angle (Long Section) (iv) Purlin 50X50X6 incld. nuts,boults etc. ( P-84 of 96 of 3rd Corrigenda & Addenda Dated:04.06.2018 [ PWD SOR-99; Item- 1 (II)]

M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in ground floor. Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr ( P-91 of 96 of 3rd Corrigenda & Addenda Dated:04.06.2018 [ PWD SOR-104; Item- 13]

Extra for work in grill gate For hanging and locking arrangements including supply of materials and labour complete.. ( P-91 of 96 of 3rd Corrigenda & Addenda Dated:04.06.2018 [ PWD SOR-P-104; Item- 13(b)]

Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn) coating of 150 grams per sq. metre (followed by colour coated on both side) steel sheet work having minimum yield strength of 550 Mpa of trapizoidal profile of approved make as per IS: 15965: 2012 and IS: 14246: 2013 (excluding the supporting frame work) fitted and fixed with 55 mm & 25 mm self tapping screw, EPDM Washer 16 mm dia & 3 mm th. washer etc. complete with 150 mm end lap and one corrugation minimum side lap. (PWD SOR P-82 ; Item-14 )

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. (PWD SOR P-200; Item-1 (a) )

Painting with superior quality aluminium paint of approved make and brand including smoothening surface by sand papering etc. on steel surface : Two Coats (PWD SOR- P-201; Item-3 (B) (b))

B M ELECTRIC

SHYAM REFRIGERATION AND ELECTRICAL CONTRACTOR