Public Works Department-PWD has published 2Nd Retender Supply , Installation , Testing , And Commissioning Of Dg Set At Skbu , Purulia In The District Of Purulia---Electrical Installation Work For Installation Of Diesel Generator Sets. Submission Date for this Tender is 31-05-2021. Electrical Maintenance Tenders in PURULIA West Bengal. Bidders can get complete Tender details and download the document.
Name of Work: Supply ,Installation,Testing, and Commissioning of DG set at SKBU, Purulia in the District of Purulia--Electrical Installation work for Installation of Diesel Generator Sets | |||||
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Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
1 | 1 | Supply of 1.1 KV grade XLPE insulated armoured cable with aluminium conductor (Make-Havells/RR Kabel/Gloster/Ploycab) as per direction of EIC | BI01010001010000000000000515BI0100001112 | ||
2 | 1.01 | 3 ½ Core 400 sqmm | BI01010001010000000000000515BI0100001113 | 120 | Mtr |
3 | 1.02 | 3 ½ Core 150 sqmm | BI01010001010000000000000515BI0100001114 | 400 | Mtr |
4 | 1.03 | 3 ½ Core 95 Sqmm | BI01010001010000000000000515BI0100001115 | 200 | Mtr |
5 | 2 | Laying of one No. cable above 35 sqmm and upto 185 sqmm in UG trench 460mm wide x 760mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per Mtr. including filling the space between the bricks and cable and also the trench with shifted soil, leveling up and restoring surface duly rammed. | BI01010001010000000000000515BI0100001116 | 560 | RM |
6 | 3 | Laying of one No. cable above 185 sqmm in underground trench 460mm wide x 760mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per Mtr. including filling the space between the bricks and cable and also the trench with shifted soil, leveling up and restoring surface duly rammed. | BI01010001010000000000000515BI0100001117 | 100 | RM |
7 | 4 | Laying of one cable upto 150 sqmm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand incl. supplying sand. | BI01010001010000000000000515BI0100001118 | 40 | RM |
8 | 5 | Laying of one cable above 300 sqmm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand incl. supplying sand. | 20 | RM | |
9 | 6 | S&F 80 mm dia. Medium gauge GI Pipe (ISI-Medium) protection with necy. fitting and jointing material as required. | 60 | RM | |
10 | 7 | S&F 100 mm dia. Medium gauge GI Pipe (ISI-Medium) protection with necy. fitting and jointing material as required. | 30 | RM | |
11 | 8 | Extar Labour charges for boring/cutting the Metal road for fixing 80 mm/100mm GI pipe | 100 | RM | |
12 | 9 | 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 | |||
13 | 9.01 | 3 ½ Core 400 sqmm | 6 | Set | |
14 | 9.02 | 3 ½ Core 150 Sqmm | 10 | Set | |
15 | 9.03 | 3 ½ Core Core 95 Sqmm | 10 | Set | |
16 | 10 | 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 | |||
17 | 10.01 | 3 ½ Core400 sqmm | 6 | Each | |
18 | 10.02 | 3 ½ Core 150 Sqmm | 10 | Each | |
19 | 10.03 | 3 ½ Core 95 Sqmm | 10 | Each | |
20 | 11 | Construction of DG set Foundation size by 3 mtr x 2 mtr x 1mtr ( 1 ft above the ground level & 2 ft below the ground level ) ordinary cement concrete mix 1:1.5:3 with graded stone chips of 20 mm down pakur variety laying concrete base (1:3:6) using 40 mm down stone metal & single brick flat soiling of picked jhama brick incl. at shuttering work by 25 mm to 30 mm thick wooden plank also ,rein inforcement with 8 mm tor steel atleast 150 kg total, this rate are incl. all materials, labour charges & carrying etc. Inner filling should be done with soft soil and 75mm thick red thick sand layer on top suitable for 82.5 Kva DG set( as per direction of EIC) | 1 | Item | |
21 | 12 | 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. (1 nos 250 KVA DG earthing body-2 nos, Neutral-2 nos,) [ body-2,neutral-2][For 2 nos 125 KVA , 1 no 82.5KVA , 1 no 250 KVA . | 16 | Set | |
22 | 13 | Excavation of soil for installation of Earth Electrode and filling & ramming.\n[For Morrum Soil] @1.75cubic mtr/earth. | 28 | Cu. Mtr | |
23 | 14 | 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.\n | 16 | Item | |
24 | 15 | Treatment of soil by using salt & charcoal for pipe electrode (morrum soil). | 16 | Set | |
25 | 16 | Extra for connecting the neutral of Transformer/Earth busbar to earth electrode including S & F Galvanized (Hot Dip) Steel strip 65 mm x 8 mm on wall/floor with GI saddles & insulating the same by one layer of PVC strip over one layer of ampere tape. | 90 | Mtr | |
26 | 17 | Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 65 mm x 8 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 | 50 | Mtr | |
27 | 18 | 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. | 100 | Mtr | |
28 | 19 | 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. | 40 | Mtr | |
29 | 20 | S&F PVC heat shrink sleeve of 1 mm thick for covering the 50x6mm GI flat | 100 | Mtr | |
30 | 21 | S&F Exhaust gas pipe of 100 mm dia exhaust pipe made up of 20 SWG GI sheet cut to required lengths provided with flenge on both side of each peice having thin copper gasket installed with necessary bends, supports and clamp, anti- vibration mounting, insulation of exhaust system with mineral wool/Rockwool, 50 mm thick wire mesh & aluminium cladding etc. as required as per specification incl S & F rain protection canopy. | 20 | Mtr | |
31 | 22 | S&F Exhaust gas pipe of 150 mm dia exhaust pipe made up of 20 SWG GI sheet cut to required lengths provided with flenge on both side of each peice having thin copper gasket installed with necessary bends, supports and clamp, anti- vibration mounting, insulation of exhaust system with mineral wool/Rockwool, 50 mm thick wire mesh & aluminium cladding etc. as required as per specification incl S & F rain protection canopy.. | 10 | Mtr | |
32 | 23 | Supply and drawing 1.1KV 1x 35 sq. mm single core stranded ‘FR’ PVC insulated copper wire in PVC rigid conduit incl. necy. fitting as required embedding in wall /floor from neutral earth bus to generator neutral incl. both side socketing and necy. Connection [Polycab/Gloster/RR Kabel] | 30 | Mtr | |
33 | 24 | Supply and drawing 1.1KV 1x 95 sq. mm single core stranded ‘FR’ PVC insulated copper wire in PVC rigid conduit incl. necy. fitting as required embedding in wall /floor from neutral earth bus to generator neutral incl. both side socketing and necy. connection. [Polycab/Gloster/RR Kabel] | 20 | Mtr | |
34 | 25 | Supply and laying 14 core x 2.5 sq. mm PVC insulated armoured cable with copper conductor embedded in floor with necy connection. [Polycab/Gloster/RR Kabel] | 50 | Mtr | |
35 | 26 | Supply and pouring High speed Diesel oil for starting and commissioning of DG set | 300 | Ltr | |
36 | 27 | Supply and pouring Mobile oil (CH415W40) | 20 | Ltr | |
37 | 28 | Supply and delivery of 200 ltrs capacity barrel made of heavy gauge MS sheet with High speed Diesel oil | 1 | Each | |
38 | 29 | Supply and delivery of best quality oil hand pump with 25 mm dia PVC flexible pipe of 6 mtr length. [Make- JAIN TECH, 3.5mtr head, capacity-3ltr. M. S. Body] | 2 | each | |
39 | 30 | Supply & installation of CPRI approved Cubical Type Compartmentalized floor mounted LT panel board of suitable size and shape for extension of existing LT panel board and made of 2mm thick CRCA sheet, angle/ flat iron for structural frame work & followed by nine tank pre-treatment of entire enclosure with powder coated finish paint having copper Bus-bar and following equipment & accessories. Protection required of panel is IP-54. | |||
40 | 30.01 | Bus-bar :a) 415V 2000A Horizontal Bus-bar chamber to Vertical Busbar Chamber of hinged type door of electrolyte tinned copper bar with EPR support for main power distribution supply power to individual section from Bus-bar with suitable size electrolytic tinned copper bar all joint must be of bolted type construction. Proper colour code to be provided by PVC heat shrink sleeves. | |||
41 | 30.02 | Outgoing:\na) 400A 415VTPN switch disconnector fuse unit (L&T make cat no.SK95481 / Eq. Siemens/ Schneider) with 3 nos. of din type HRC fuses—3 nos. Necy. electrolytic tinned copper bars of Adequate size on suitable insulation must be provided for outgoing cable connection. | |||
42 | 30.03 | Constructional Details:\nThe panel to be made by 2mm thick CRCA sheet. The cable gland packing should be 2.5mm thick and having required nos. of hole for cable entry. Cable entry provision to be made from bottom of the panel and it should be compartmentalized. The panel surface must be pre-treated through 9 tank treatment process before painting by powder coating paint by electrostatic charging system and again to be dried up through heat chamber at 200 degrees Celsius to keep the paint on panel surface with adequate hardness. Cable chamber in the panel shall be 600mm width along the vertical. The panel shall have suitable size integral and removable lifting lug in required nos. All doors should be hinged type railway type locking arrangement and all opening shall be properly gasketted. The material and design should be approved by EIC before fabrication. | 1 | Set | |
43 | 31 | SITC of CPRI approved cubicle type compartmentalised floor mounted LT panel board of suitable size and shape for existing panel room and made of 2mm thick CRCA sheet steel CNC fabricated panel & followed by nine tank pre-treatment of entire enclosure with powder coated finish paint (RAL 7032) having electrolytic tinned copper Bus-bar and following equipment & accessories. Protection rank required of panel is IP-54. | |||
44 | 31.01 | Bus-bar:415V 800A Vertical Bus-bar system with EPR support for main power distribution by S&F suitable size electrolytic tinned copper bars to supply power to individual section. All joint must be of bolted type construction. Proper colour code to be provided by PVC heat shrink sleeves-2 nos | |||
45 | 31.02 | Buscoupler:630A 4 Pole 50 KA Switch disconnector MCCB without O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&T Make DN3-630SD Cat no. CM96807 00T00G/ Eq. Siemens/ Schneider)- 1 no.\nIncoming Cable termination arrangement:Necy. electrolytic tinned copper bars of Adequate size on suitable insulation must be provided for Incoming cable connection of MCCB | |||
46 | 31.03 | Incoming :-a) 630A 4 Pole 50 KA Thermal Magnetic MCCB with O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&T Make DN3-630N Cat no. CM94104OOT1OG/ Eq. Siemens/ Schneider)- 2 nos.\nIncoming Cable termination arrangement:a) Necy. electrolytic tinned copper bars of Adequate size on suitable insulation must be provided for Incoming cable connection of MCCB | |||
47 | 31.04 | Outgoing:a) 400A 4 Pole 50 KA Thermal Magnetic MCCB with O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&T Make-DN3-400N Cat no. CM94103OOR1OG/ Eq. Siemens/ Schneider)- 2 no\nb) 250A 4 Pole 36 KA Thermal Magnetic MCCB with O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&TMakeDN2-250N Cat no.CM92106OOP1OG/ Eq. Siemens/ Schneider)-4 nos | |||
48 | 31.05 | Constructional Details:The panel to be made by 2mm thick CRCA sheet steel. The cable gland packing should be 2.5mm thick and having required nos. of hole for cable entry. Cable entry provision to be made from the bottom of the panel. All required cutting,sloting and punching for indicating arrangement , bend etc. shall be done by Automatic CNC Machine for good finish. The panel surface must be pre-treated through 9 tank treatment process before painting by powder coating paint by electrostatic charging system and again to be dried up through heat chamber at 200 degrees Celsius to keep the paint on panel surface with adequate hardness. Cable chamber in the panel shall be 600mm width along the vertical and outgoing swich busbar should be extended at cable chamber for outgoing cable connction and required nos of cable chamber to be provided in the panel so that outgoing cable not passes through any other main switch or Bus-bar. The panel shall have suitable size integral and removable lifting lug in required nos with complete base channel. All doors should be hinged type railway type locking arrangement and all opening shall be properly gasketted. | |||
49 | 31.06 | Metering & Indication arrangement:\na) LED Basic Multifunction Meter (L&T Cat no. WL440010OOOO or eqv. make of Schneider/Siemens)- 2 nos.\nb) CT- 800/5A,15VA, Accuracy class -1.0 (Kappa make) -6 nos.\nc) LED indicating lamp (Siemens make /Esbee make) – 6 nos (RYB Healthy for I/F,)\nd) 6ATPNMCB for Multifunction Meter-2 nos.\ne) EI danger board – 2 nos. | |||
50 | 31.07 | All wiring for metering & indication to be done with 1.1KV grade PVC insulated stranded FRLS copper wire of size 1.5 sq mm, each wire shall have ferrules & lugs at both end. Metering & indication wires shall be nearly bunched separately and adequately supported so as to prevent stress and strain on termination. The material and design should be approved by EIC before fabrication. | 1 | set | |
51 | 32 | SITC of CPRI approved cubicle type compartmentalised floor mounted LT panel board of suitable size and shape for existing panel room and made of 2mm thick CRCA sheet steel CNC fabricated panel & followed by nine tank pre-treatment of entire enclosure with powder coated finish paint (RAL 7032) having electrolytic tinned copper Bus-bar and following equipment & accessories. Protection rank required of panel is IP-54. | |||
52 | 32.01 | Bus-bar:415V 600A Vertical Bus-bar system with EPR support for main power distribution by S&F suitable size electrolytic tinned copper bars to supply power to individual section. All joint must be of bolted type construction. Proper colour code to be provided by PVC heat shrink sleeves-2 nos | |||
53 | 32.02 | Buscoupler:320A 4 Pole 50 KA Switch disconnector MCCB without O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&T Make DN3B-400SD Cat no. CM98412OOQOOG/ Eq. Siemens/ Schneider)- 1 no. | |||
54 | 32.03 | Incoming :-a) 320A 4 Pole 50 KA Thermal Magnetic MCCB with O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&T Make DN3-400N Cat no. CM94103OOQ1OG/ Eq. Siemens/ Schneider)- 2 nos.\nIncoming Cable termination arrangement:a) Necy. electrolytic tinned copper bars of Adequate size on suitable insulation must be provided for Incoming cable connection of MCCB | |||
55 | 32.04 | Outgoing:a) 250A 4 Pole 50 KA Thermal Magnetic MCCB with O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&T Make-DN2-250N Cat no. CM92106OOP1OG/ Eq. Siemens/ Schneider)- 2 nos\nb) 125A 4 Pole 50 KA Thermal Magnetic MCCB with O/L & S/C protection, extended rotary handle, Spreader Terminal etc. (L&TMakeDN2-250N Cat no.CM92105OOL1OG/ Eq. Siemens/ Schneider)-4 nos | |||
56 | 32.05 | Constructional Details:The panel to be made by 2mm thick CRCA sheet steel. The cable gland packing should be 2.5mm thick and having required nos. of hole for cable entry. Cable entry provision to be made from the bottom of the panel. All required cutting,sloting and punching for indicating arrangement , bend etc. shall be done by Automatic CNC Machine for good finish. The panel surface must be pre-treated through 9 tank treatment process before painting by powder coating paint by electrostatic charging system and again to be dried up through heat chamber at 200 degrees Celsius to keep the paint on panel surface with adequate hardness. Cable chamber in the panel shall be 600mm width along the and outgoing swich busbar should be extended at cable chamber for outgoing cable connction and required nos of cable chamber to be provided in the panel so that outgoing cable not passes through any other main switch or Bus-bar. The panel shall have suitable size integral and removable lifting lug in required nos with complete base channel. All doors should be hinged type railway type locking arrangement and all opening shall be properly gasketted. | |||
57 | 32.06 | Metering & Indication arrangement:\na) LED Basic Multifunction Meter (L&T Cat no. WL440010OOOO or eqv make of Schneider /Siemens)- 2 nos.\nb) CT- 600/5A,15VA, Accuracy class -1.0 (Kappa make) -6 nos.\nc) LED indicating lamp (Siemens make /Esbee make) – 6 nos (RYB Healthy for I/F,)\nd) 6ATPNMCB for Multifunction Meter-2 nos.\ne) EI danger board – 1 no. | |||
58 | 32.07 | All wiring for metering & indication to be done with 1.1KV grade PVC insulated stranded FRLS copper wire of size 1.5 sq mm, each wire shall have ferrules & lugs at both end. Metering & indication wires shall be nearly bunched separately and adequately supported so as to prevent stress and strain on termination. The material and design should be approved by EIC before fabrication. | 1 | Set |
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