WBPWD/EE/HED/NIeT-20/2021-22

Amount

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. [Raw Power 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 250 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95642 or equivalent cat of SIEMENS/ABB) in open exexution ------- 1 No.

Bus Bar : 500V, 300 Amp capacity 99.9% – 99.5% electrolytic tinned 4 bar copper bus bar [size of flat 3x40 mm x 5 mm + 1x50 mm x 5 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 : Cat No.-SK95713 or equivalent cat of SIEMENS/ABB) in open exexution - 3 nos. (b) 415V 63 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95421 or equivalent cat of SIEMENS/ABB) in open exexution----4No.

Metering Panel a) Advanced LED Multifunction Meter Digital Type Load Monitor ( Make L&T, Cat No.- WL442011OOOO) - 1 No. b)LED single function Meter ( Make L& T, Model- CAT No.- WL111020OOOO or equivalent)- for ammeter --- 3 nos. c)LED single function Meter ( Make L& T, Model no..WL112020OOOO or equivalent) for voltmeter-- 3 nos. d) 230V R.Y.B. LED indicator lamp -(SIEMENS/L&T) ---- 3 nos. d) 200/5 Amp ratio C.T (Kappa) --- 3 nos. e) S & F 6 Amp SPMCB(Make-SIEMENS/LT/Legrand)---6 nos.

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 20 mm x 5mm 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.

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 power 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 400 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95642 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 5 mm + 1x50 mm x 5 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 : Cat No.-SK95713 or equivalent cat of SIEMENS/ABB) in open exexution - 7 nos. (b) 415V 63 Amps TPN SDF units with DIN type fuse link (Make:- L&T : Cat No.-SK95421 or equivalent cat of SIEMENS/ABB) in open exexution----8No.

Metering Panel a) Advanced LED Multifunction Meter Digital Type Load Monitor ( Make L&T, Cat No.- WL442011OOOO) - 1 No. b)LED single function Meter ( Make L& T, Model- CAT No.- WL111020OOOO or equivalent)- for ammeter --- 3 nos. c)LED single function Meter ( Make L& T, Model no..WL112020OOOO or equivalent) for voltmeter-- 3 nos. d) 230V R.Y.B. LED indicator lamp -(SIEMENS/L&T) ---- 3 nos. d) 200/5 Amp ratio C.T (Kappa) --- 3 nos. e) S & F 6 Amp SPMCB(Make-SIEMENS/LT/Legrand)---6 nos.

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 20 mm x 5mm 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, 415A 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/HPL/Havells as approved by EIC]. [3(a)/D-2]

Supplying and fixing 415V, 415A 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/Havells as approved by EIC]. [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 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [ Make- Nicco/Gloster/KEI/Havells as approved by EIC]

4 Core 185 Sq. mm

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 one cable as below, on existing Cable Tray and binding with suitable size GI wireas per GS.

above 150 sqmm [ 6(iii)/ F-3 ]

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

Above 95 Sq. mm [ 5(iii)/ 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 as per GS. [3-a/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.

4/3.5Core 185 Sq. mm [ 7(d)/F4 & 8(b- xxi) /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 ]

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]

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 60 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 per GS. [4(c)/G-2]

Connecting the equipments body to earth busbar including S & F 50 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. as per GS. [5(e)/G-3]

Add GST @12% Rs.

Add LWC @1% except item no.-06 Rs.

SANANDA ELECTRIC

RAKSHIT CONSTRUCTION