WBPWD/SEWEC /HED /NIQ-35 /2023-24

Amount

S& delivery 120 sq. mm. single core multistrand PVC insulated flexible Cu cable and uPVC pipe (for neutral earthing) make- RR/ Polycab/ Goster

Laying only Cable above 50 sqmm but not exceeding 400sqmm through existing RCC/ Hume/GI Pipe/open masonary trench for single, 2, 3, 3½ and 4 core. [3(b)/F-1].

Finishing the cable ends by crimping method incl. S&F copper socket, insulating tape and jointing materials etc. as required suitable for single core 120 sq. mm. copper wire.

Supply and installation of L.T. cubical type fully compartmentalized distribution panel board, having rigid and self supporting structure fabricated with 14 SWG CRCA sheet with M.S. angle iron frame (main frame with 50 x 50 x 6 mm angle and each vertical compartment with 40 x 40x6 mm MS angle iron). The base of panel should be made with 75mm x 40mm x 4.4 mm M.S. channel. [Manufacturer/Fabricator having Test Certificates from CPRI]. An Auto Cad Drawing of the panel has to approved by EIC before making of panel. [Emergency LT Panel]

Construction Details : All incoming & outgoing switches are to be housed in respective compartments hinged and gasket doors at the front. All doors should have panel locking arrangement in such a fashion that it can not be on unless the feeder remains in off position. The rear panel should gasketed wire net guard for ventilation arrangement will be made of easy accessibility to each compartment by providing rear panel doors with locking system . The panel is to be properly gasketed to prevent the dust & vermin. All vertical bus bar chambers is to properly arrange and all electrical equipments are to be fixed by nuts and bolts on suitable Hylam board / porcelain insulators of adequate size and dimension. The outgoing feeder connection from respective switches are to be made at rear side of panel by means of busbar, copper multi core cables, to be terminated on bolted type terminals for cable connection or on bush insulators for bus bar connection. Each compartment will be providing with DMC/FRP board at back side.

Incomming Switch : (a) 415V 315 Amps TPN SDF units with DIN type fuse link (Make:- L&T or equivalent cat of SIEMENS/ABB) in open exexution ------- 1 No.

Bus Bar : 500V, 415 Amp capacity 99.9% – 99.5% electrolytic tinned 4 bar copper bus bar [size of flat 3x50 mm x 6 mm + 1x50 mm x 6 mm] mounted on non-hygroscopic porcelain insulator / hylam sheet having sufficient di-electric strength duly wrapped with colour PVC tapes (Red, yellow, blue & black) for phases & neutral identification - 1 set. The busbar is to be rigidly supported on suitable non-hygroscopic insulating materials of robust ration to with stand electromechanical stress in the event of earth fault. All connection to bus to made by suitable nuts & bolts. The busbar is too wrapped with coloured PVC (Red. Yellow, Blue & Black) for colour identifications.

Outgoing Switches : (a) 415V 160 Amps TPN SDF units with DIN type fuse link (Make:- L&T or equivalent cat of SIEMENS/ABB) in open exexution - 6 nos. (b) 415V 63 Amps TPN SDF units with DIN type fuse link (Make:- L&T or equivalent cat of SIEMENS/ABB) in open exexution----2 No.

Metering Panel : a)LCD singlefunction Meter ( Make L& T, Model- CAT NO.WL111010OOOO) Ammeter --- 3 nos. b) LCD singlefunction Meter ( Make L& T, Model- CAT NO.WL112010OOOO) Voltmeter -- 3 nos. c) 230V R.Y.B. LED indicator lamp -(SIEMENS/L&T) ---- 3 nos. d) CT coil 315A/5A (Kappa) --- 3 nos. e) S & F Sliding lock fuse)---6 nos. f) Danger Board 6"x4"-1 no.

All interconnection between incoming main to Busbar are to be made with suitable size electrolytic tinned copper bars or equivalent flexible pvc insulated multistranded single core Cu cable and the same between busbar to all outgoing mains i.e., 160A & 63ATPN SDF are to be made by 4 x 25 mm x 5mm copper bar and 16 sq. mm flexible pvc insulated FR Cu cable respectively and also for metering arrangements are to be made by suitable size of Copper wire with proper socketing of the end of each wire leads.

Earthing :- A separate continuous aluminum earth busbar of size 50mm x 6mm shall run across the full length of the panel board and brought outside the panel. All electrical equipment are to be properly earthed with suitable size G.I. wire.

The complete panel board is to be spray painted after required surface treatment by 9 tanks process / sand blasting with 2 coat of red oxide primer & 2 coat of finished paint over dried or powder coating.

Installation :- The complete panel board is to be installed on suitable brick padestal as directed by the E.I.C. All incoming/outgoing switches is to be properly lebeled on Acrylic sheet as per direction of EIC.

Supplying and fixing of 415V, 320A TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc as per GS [ Make-L&T/Siemens/ABB ]. [3(a)/D-2]

Supplying and fixing 415V, 315/320A TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. [ Make-L&T/Siemens/ABB]. [4(a)/D-3]

Supplying and fixing sheet steel (16SWG) cable end box on TPN SFU enclosure suitable for following capacity with nuts bolts etc incl. powder coated painting.

Supply of 4/3.5 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [ Make- Gloster/RR/ Polycab]

4 Core 150 Sq. mm

4 Core 70 Sq. mm

Laying of one no. cable in underground trench as per GS for the following numbers of Cables.

Above 35 and upto 185 Sq. mm [ 1(b)/ F- 2 ]

Laying of 2 cables in underground trench as per GS for the following numbers of Cables.

Above 35 and upto 185 Sq. mm [ 2(b)/ F- 2 ]

Laying of cable after cutting floor/pavement/wall as per GS for the following Sizes.

Above 35 to 95 Sq. mm [ 5(ii)/ F- 3 ]

Above 95 Sq. mm [ 5(iii)/ F- 3 ]

Laying of cable as below, on existing Cable Tray and binding with suitable size GI wire.

From 70sqmm to 150sqmm [ 6(ii)/ F- 3 ]

Laying only Cable above 50 sqmm but not exceeding 400sqmm through existing RCC/ Hume/GI Pipe/open masonary trench for single, 2, 3, 3½ and 4 core. [ 3(b)/ F- 1 ]

Supplying and fixing compression type gland and finishing those for following XLPE / PVC armoured cable (2/4/3.5)Core as per GS.

4 Core 150 Sq. mm [ 7(d)/F4 & 8(b- xx) /F5]

4 Core 70 Sq. mm [ 7(c)/F4 & 8(b-xvii) /F5]

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required as following size as per GS.

80 mm dia [11-f/F-6]

Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of size 300x50x1.25mm (18SWG). Incl. Al painting of MS support.With 25x25x3mm angle iron support. [34a(ii) / D-14 ]

Distn. Wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 19mm bore, 3mm thick polythene pipe complete with all accessories embedded in wall to light / Fan / Call bell point as per GS with with Modular type switch of black/grey clour (Legrand-Model Arteror/Myrius /Gold medel/ Crabtree ) following average run.

8 Mtr [1(iii) / E-20 ]

Distn. wiring in 3 X 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire(Brand approved by EIC) in 19 mm bore, 3 mm thick polythen pipe complete with all accessories embedded in wall to 240 V 6A 5 pin plug point with MODULAR type switch of black/grey colour (Make- Legrand Model- Arteror/Myrius/ Gold medel Crabtree) as per GS.

On Board [ 3 (i) / E- 20 ]

Cutting Channel of required size on masonry wall by Electric operated cutting machine incl. supplying & fixing of heavy gauge Polythene pipe of following diameter as per GS.

19 mm dia 3 mm thick [ 6 (a)/ E- 3 ]

25mm dia 3 mm thick [ 7 (a)/ E- 3 ]

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire of the following sizes in the 19mm/25mm prelaid polythene pipe/PVC rigid conduit as per GS.

2x(6 sqmm)+1 x (4 sqmm) [ 1(v) / E- 9 ]

2x(4 sqmm)+1x(2.5 sqmm) [ 1(v) / E-9 ]

4x(16 sqmm)+2x (10 sqmm) [ 1(g1) / E- 9 ]

S & F solderless Copper socket by crimping of Copper wires.

2.5 sq mm [9(i) / F-5]

4 sq mm [9(ii) / F-5]

6 sq mm [9(iii) / F-5]

10 sq mm [9(iv) / F-5]

16 sq mm [9(v) / F-5]

Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall as per GS as per direction of EIC.

8 Way ( Up to 160 A ) Make - Legrand,/Siemens/Schneider/L&T [15 / D- 11 ]

Supplying and fixing 415 V Four Pole MCCB of Breaking capacity 25kA/35kA in existing Vertical DBs including necessary connection as per GS [ Make - Legrand / Schneider/L&T) as per direction of EIC.].

Supplying and fixing double door Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall as per GS.( Make - Legrand/ Schneider/ Crabtree) as per direction of EIC. )

6Way Make - Legrand/Schneider/Crabtree) 14 / D- 10 ]

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, concealed in wall as per GS.

2+4 Way [Siemens /L&T or equivalent model of Legrand/L&T] as approved by EIC. [ 13 / D- 9 & D-10 ]

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection as perGS [Make-Legrand/ Schneider/Siemens/ Crabtree/ L&T) as per direction of EIC. ]

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connectionas per GS [Make-Legrand/ Schneider/Siemens/Crabtree/L&T) as per direction of EIC.]

Supply & Fixing 240 V, 25 A, 3 pin Modular type plug socket (Brand approved by EIC), without plug top and switch with 2 Module GI Modular type switch board with top cover plate flushed in wall and making necy. connections with PVC Cu wire and earth continuity wire etc. [ 5(a) / E-17]

Supply & Fixing 240 V, 25 A, Modular type AC starter (Brand approved by EIC) with 25A Modular switch type DP MCB (C-Curve) and 4 Module GI Modular type switch board with 4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. [17 / E-19]

Supply & Fixing 240 V,25 A, 3 pin Modular type plug top with indicator (Brand approved by EIC) & necy. Connections. [ 5(b) / E-17]

Supply and delivery of single/twin Industrial LED Batten luminaries incl. Supply of 1 no./2nos. 18W LED Tube

Single fittings [Philips make Cat No. TMC-501 P1xT-LED 22W P3241/CG / Bajaj / Wipro] incl. 1 no. 18W Master LED Tube with 3 years warrenty

Fixing only single/twin LED batten light fitting suspended from the ceiling fixed with “L” type MS clamp for RC ceiling / MS pipe as per GS direction of EIC [ 17/C-2 ]

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. Long With TATA-Medium GI pipe as per GS [ 2(a)/G-1]

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) Cl 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. [3(a)/G-2]

Excavation of soil for installation of Earth Electrode and filling & ramming. (For Soft Soil) [1(a)/G-1]

Extra for treatment of soil by using salt & charcoal or coke for plate electrode [3(b)/G-2]

Connecting the equipments to earth busbar including S & F Solid GI (Hot Dip) wire of size as below as per GS

No.-4 SWG [5(a)(i)/G-2]

No.-10 SWG [5(a)(iv)/G-2]

Connecting the equipments body to earth busbar including S & F 25 mm x 6 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc. [5(d)/G-3]

Supply, installation,testing and commissioning of 200 KVA, 415V, 50Hz, 3Ø silent new DG Set, comprising of Engine with mannual panel, alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-II approved Engine & Acoustic Enclosure having following specifications :-

ENGINE

Make : Cummins/Catterpillar/Supernova Volvo/.

Engine Type : 4 Stroke Diesel Engine

Rated Output : 243 HP or Higher

Duty : PRIME

Cooling : Liquid Cooled

Cylinder : 6, In-line or higher

Aspiration : Turbocharged, Charge Air Cooled

Type of Governer : Mechanical/Electronic

Fuel Tank Capacity : Minimum capacity 350 Ltrs.

Fuel Consumption at 75% rated Load with Radiator or Fan : 35.12 Ltr./ Hr. or Less

Fuel Consumption at 100% rated Load with Radiator or Fan : 46.2 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. 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/KEC/Leroy Somer or other equivalent make as approved by E.I.C

Rating : 415 V., 3Ph. 50 Hz., 200 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 16 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 200 KVA DG set having following specification/features.

i) 300A 36KA FP MCCB with O/L, S/C, E/F protection and microprocessor based protection release , U/V release etc. - 2Sets

ii) In Built By-Pass switch for rated capacity

iii) On -delay timer for load change over

iv) On-delay timer for engine shut off

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

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

viii) 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.

Generator voltage/AC Mains voltage.

Generator Current in all phases

Frequency

Power Factor

Energy

Indication for alternator supply

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 acoustict 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 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 Engin, 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 must be submited from the Manufacturer/OEM.

(vi) The entire set must be warranted atleast 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.

(vii) Necessary Control cable (12 Core 2.5 Sq.mm stranded armour copper cable) for connecting DG & AMF Panel - 5 mtrs. to be supplied on Free of cost

Extending the exhaust pipe with 150 mm. dia MS black pipe (Thickness 4 mm) including connection with the existing silencer attached with the flexible coupler and S&F flange, nuts, bolts & washers etc. & necessary fixing materials etc. as required from DG set upto 2.5 Mts high of the near higher installation with Asbestos rope / 2" glass wool insulation and chicken net and Aluminium foil covering, with end cap with suitable high temperature painting.

S&F special type MS angle iron bracket support made of 40x40x6 mm. MS angle with flat iron clamp with nuts, bolts & washers etc. for (Vertical Run).

Filling of HSD oil for initial refill with transportation.

Supply and delivery of best quality oil hand pump with 1" dia PVC flexible pipe (10 mtr. approx.)

Supply and delivery of 200 ltr. Capacity heavy gauge MS barrel

CHANDA CONSTRUCTION

JANA AND COMPANY