Construction of outdoor partly box type new 33 by 11 KV Sub Station with 2 nos 6.3 MVA PTR at BaroAndulia under Tehatta Division in the District Nadia

Amount

Installation of 36KV, outdoor type VCB with erection of structure on existing concrete foundation with proper adjustment and earthing connection with earth strip by welding/GI nut, washer etc. and connection with CT, Bus etc. and allied work upto Pre-commissioning.

Installation of outdoor type 36KV CT on existing structure with proper adjustment and earthing connection with earth strip by welding/GI nut, washer etc. and connection with VCB, Bus etc. and allied work upto Pre-commissioning.

Installation of outdoor type 33KV PT on existing structure with proper adjustment and connection with Bus etc. and allied work upto Pre-commissioning.

Installation of 33/0.400 KV, 100KVA station service transformer on existing concrete foundation and earthing connection with earth strip by welding/GI nut, washer etc. and fixing of L.T Kiosk with connection with Bus and allied work upto pre-commissioning .

Supply & fixing of outdoor type junction box (FRP made) on CT structure.

Supply & fixing of outdoor type junction box (FRP made) on PT structure.

Laying of 2.5sqmm copper control cable through existing cable trench/wall by fixing saddle and dressing for connection with DC battery, DC Panel, 11KV VCB, AC Panel, 33KV CR Panel, PT, CT, Power Transformer, 33KV VCB etc. with necessary connection and allied wire upto pre-commissioning (Cable socket, gland, ferrul etc. will be supplied by contractor) and necessary assistance during commissioning.

a) 12 Core Cable

b) 8 Core Cable

c) 4 Core Cable

Laying of 1.1KV grade XLPE cable

Laying of 11KV grade 3x300 sqmm XLPE cable through cable trench (with loop) including supply of 150 sqmm dia GI Pipe 3 mtr

Laying of 11KV grade 3x185 sqmm XLPE cable through cable trench (with loop) including supply of 150 sqmm dia GI Pipe 3 mtr

Jointing including fitting and fixing of Heat shrinkable terminal jointing kit for following cable (including supply of Jointing kits of Raychem/3M make)

11KV XLPE UG Cable 300 sqmm 3Core, outdoor type

11KV XLPE UG Cable 300 sqmm 3Core, indoor type

11KV XLPE UG Cable 185 sqmm 3Core, outdoor type

11KV XLPE UG Cable 185 sqmm 3Core, indoor type

Installation of 11KV. Shunt trip type VCB for 9 panel with body earthing connection (2IN+1BC+6OUT)including leveling ,dismantling & refixing of Relays and meter etc. connention with bus bar with proper dressing and all other related work upto precommissioning in control room

Installation of 33KV Power Transformer Individual Control C&R Panel, SCADA compatible with body earthing connection

Installation of RTCC Panel for 6.3 MVA PTR with body earthing connection

Installation of 33KV feeder Control and Relay Panel, SCADA compatible with body earthing connection

Supply and Installation of AC distribution panel with all connection and necessary earthing arrangement with existing earth system in control room, as per WBSEDCL specification

Supply and Installation of DC distribution panel with all connection and necessary earthing arrangement with existing earth system in control room, as per WBSEDCL specification

Installation of 30V, 100AH Battery with body earthing .

Installation of 30V, 35A Automatic Float cum Boost Battery Charger with body earthing .

Erection of Box Type Sub Station 12.8 mtr long (Rail pole) 8 Pole. Structure complete with all fittings and foundations with concrete ratio 1:3:6 and volume 600x600x2500mm' but without any Insulator ,C.R.Type Isolator and any other Equipment.

Erection of 4-pole structure

Erection of 8 Mtrs Long 4-Pole Structure with PCC Pole complete with all fittings and foundations with concrete ratio 1:3:6 and volume 2'x2'x6' but without any Insulator for DBCR with E/S and LA support(Matching with existing structure for FEEDER /Drawing Ref: RE/SS/39

Erection of 8 Mtrs Long 4-Pole Structure with PCC Pole complete with all fittings and foundations with concrete ratio 1:3:6 and volume 2'x2'x6'for DBCR & LA support (Matching with existing structure for PTR /Drawing Ref: RE/SS/39)

Erction of 12.8 Mtr Rail/Joist pole for shielding as per drawing

Erection of 14 Pole Structure with 8mtr PCC Pole alongwith foundation and all fittings for 11kV O/G feeders

Erection of 33 KV Isolator structure

Erection of 33KV, 400A, Centre Rotating Type Isolator with Earth Switch and proper adjustment.

Erection of 33KV, 400A, Centre Rotating Type Isolator without Earth Switch and proper adjustment. (H/L)

Erection of 33KV, 400A, Centre Rotating Type Isolator without Earth Switch and proper adjustment. (L/L)

Fixing of 33KV Insulator on Sub-Station structure

a) 33KV pin Insulator

b) 33KV Disc Insulator

Fixing of LA on existing structure

Fixing of 42KV grade LA on existing structure(33 KV)

Fixing of 12KV grade LA on existing structure(11 KV)

Stringging & sagging of wire (3 wire system)

Stringging & sagging of wire bus(3wire system) with necessary connection with Isolator & other equipments including droper as per instruction of site officer with 200sqmm ACSR (PANTHER) (to be supplied by WBSEDCL) including supply & fixing of different types of alluminium connectors.T- connectors should comprise of stainless steel nuts

Erection of 100sqmm ACSR (DOG) (to be supplied by WBSEDCL) including laying, jointing and hoisting, etc as per instruction of site officer including supply & fixing of different types of alluminium connectors.

Stringging & sagging of shielding wire by ACSR 50sq mm

HT Stay set complete with all fittings, guy insulator, binding etc.

Supply & erection of galvanised fabrication structure with GI foundation nuts & bolts on existing concrete with proper adjustment

a) 33KV outdoor CT structure as per drawing

b) 33KV outdoor PT structure as per drawing

Fabrication and erection of cable supporting frame with concrete foundation for PTR & Stn. Service Transformer with supply of necessary Iron Materials

Fixing of 11 KV Insulator

Fixing of Pin Insulator 11KV.

Fixing of Disc Insulator 11KV.

Fixing of 11KV TPGO 400Amp.Isolator

Painting of all PCC & Rail Pole with one coat primer and two coat synthetic enamel weather-coat paint (Materials supplied by the Contractor)

Laying of earth strip with GI (GI flat will be supplied by contractor) flat including cold bending to shape as require, after excavation of soil upto 0.5M below the G.L and back filling. (Running welding of GI strip should be minimum 100mm lapping. Electrode for welding should be approved by site engineer.)

Supply and erection of Electrode/ Earthing rod by 3M long, 40mm inner dia, GI pipe with perforations 12mm dia holes @150mm from each other at right angle along with removable type top cap & clamp. The clamp shall be 2500mm long by 65x6mm GI flat. Electrode shall be inserted vertically in the fore bore hole of 300mm dia in earth of pre-slected places. Holes shall be filled up with two layer of charcoal and salt alternatively with thickness of 1500mm each.

Construction of inspection pit 300x300x300mm size(inside) with 250mm thick brick work in cement mortar (1:4) 12mm thick cement plaster in the inner and outer surface. Pit shall be covered with precast RCC slab 75mm thick rainforced with 10mm dia MS rod @100mm center-to-center both ways including lifting lugs of 10mm dai rod at middle.

Supply & Drawl of earth strip by 65x6mm GI flat fixed on the side wall of cable trenches providing saddle with GI nuts & bolts from existing earth mat to control room(running welding should be minimum 100mm lapping)

Supply & Drawl of earth riser by 65x6mm GI flat for earthing by welding sub-station structures & eqipments as per direction of site engineer.

Galvanisation of Iron Materials

Galvanisation of febricated MS Channel,MS angle, MS Flat (as per IS:4759 and Zinc coating shall not be less than 6010 gm/sqmtr. for all structural steel members)in HOT DIP Galvanising Method

Laying of 1.1KV grade PVC cable

Laying of 1.1KV grade 4 Core 50 sqmm PVC cable through existing cable trench from station service Transformer to AC distribution Panel,supplied by agency

Connection of Battery Charger to DC Distribution panelwith supply of 2 Core 6 Sqmm flexible copper wire (make :Havels/Finolex/ Philips)

Connection of DC Distribution panelto 11 KV and 33 KV panel with supply of 2 Core 4 Sqmm flexible copper wire (make :Havels/Finolex/ Philips)

Supply & fixing of ISI marked, miniature circuit breaker 4ways DB with 40A Tripple-Pole with neutral isolator and SP MCB 10A/16A for outgoing distribution in sheet steel enclosure with additional double acrylic cover including the bus bar, neutral bar & earth bar (Maker's Name-Havells/Siemens/Gold medal/Philips)

Supply & fixing of 2x40 W LED light fittings Philips / Havells make on Ceiling

Supply & fixing of 1x40 W LED light fittings Philips/ Havels make on Wall

Distribution wiring by supplying 1.1KV gr., 2x4sqmm PVC insulated copper wire by conceal wiring by supply of relevant materials with earthing attachment by 1sqmm PVC insulated copper wire and connection from the ACDB to Battery room (Make: Finolex/Havells)

Distribution wiring by supplying 1.1KV gr., 2x2.5sqmm PVC insulated copper wire by conceal wiring by supply of relevant materials with earthing attachment by 1sqmm PVC insulated copper wire and connection from the DB to Switch Board (Make: Finolex/Havells)

Distribution wiring by supplying 1.1KV gr., 2x2.5sqmm PVC insulated copper wire by conceal wiring by supply of relevant materials with earthing attachment by 1sqmm PVC insulated copper wire and connection for power plug point (Make Finolex/Havells)

Distribution wiring by supplying 1.1KV gr., 2x1.5sqmm PVC insulated copper wire by conceal wiring by supply of relevant materials i.e. required size of PVC/acrolyc switch board, JB/Piano type switch(Anchor/Havells make) celoling perfex cover etc. with making the damages good for light/fan etc. point (Make Finolex/Havelles or equivalent)

a) Run upto 5 Mtr.

b) Run upto 8 Mtr.

c) Run upto 10 Mtr.

d) Run upto 12 Mtr.

Supply & fitting of 250V, 5A, 3Pin plug socket & 5A switch on switch board with necessry connection.

Supply & fixing of electronics regulator (Anchor/Havells Made) on switch board for ceiling fan

Supply, laying & drawing of power cable, 1.1KV grade, 4Core, 16 sqmm Aluminium PVC insulated armoured on wall/surface on H.W. batten (including cuttingfloor if necessary & fitting the same with GI pipe) including supply & fixing MS sahddle with earthing attachment & mending the good damages including supply of various type of cable gland, complete with brass gland, rubber rings for dust & moisture entry etc.

Supply & fixing of composite flush type 250V, 5Pin, 15A plug socket with 15A piano key type (Anchor Made) switch including supply & fixing on PVC board (6"x4")

Supply & fixing of decorative type wall/celling type luminaire for 2xPL/36W LED lamp complete set, Philips or Havells make

Supply & fixing of bracket approved make complete(poly carbonate holder)

Supply & fixing of exhaust fan with connection, 220/250V size 300mm (make-Havells/C.G)

Supply & fixing of exhaust fan back cover (350 mmdia) (Bird Guard)

Supply & fixing of ceiling fans 1200mm sweep, 3blade with necessary materials & connection (make-Havells/C.G)

Supply & fixing of wall mounted fans, 3 blade with necessary materials & connection (make-Havells/C.G)

Supply of pedestral fan (Stand fan) (make-Havells/C.G)

Erection of Steel Tubular (09 Mtr.) with concrete foundation (6:3;1, 600x600x2000 mm) with neat cement finish

Laying of 1.1KV grade PVC cable

Laying of 1.1KV grade 4 Core 16 sqmm PVC cable (with loop) including raiser for flood light

Laying of 1.1KV grade 4 Core 10 sqmm PVC cable (with loop) including raiser gate light

Supply & fixing of GI arm bracket for flood light

a) single arm bracket on existing Steel-Tubular Pole/Rail Pole

b) single arm bracket on existing Rail / Joist Pole

Supply & fixing of terminal Box (4 way) (8"x6"x5" by 16SWG GI) on the base of Rail pole/PCC Pole/wall providing cut-out

laying of 10sqmm 4Core aluminium armour cable directly laid under ground after formation of cable trench with brick protection on top and side of cable (12 nos/mtr) refilling the same (below m from G.L.)

Supply & fixing of PVC pipe (3/4" dia) with elbow cap etc. for drawl of PVC cable for Rail/PCC Pole wallbracket for flood light

Supply & drawl of PVC 2Core, 4sqmm copper wire through PVC pipe (3/4' dia) with necessary termination on Rail/PCC pole wall

Supply & fixing of outdoor LED flood light 100 watt Philips/Havells make complete with all accessories.

Supply & fixing of outdoor LED flood light 200 watt Philips/Havells make complete with all accessories.

Supply & fixing of gate light with Philips/ Havels make with supplying 2" dia GI pipe with mending all good damages.

Frontline Consultancy And Contract

T C GHOSH CO

M/S. AVISIKTA

ZENITH ENTERPRISE

M/S INDRADEEP ENTERPRISE