WBPWD/SEWEC /BED /NIQ-173 /2023-24

Amount

Dismantling the existing Oil Type 250KVA Transformer from it's actual position (HT SS of Anamoy SS Hospital) by providing manpower, tools & tackles as necessary and removing the same incl. carriage within a lead of 30 mtr. (Anamoy SS Hospital) & placed as per direction of the EIC. (Shut Down will be provided as per availability of time provided by Anamoy SS Hospital Authority & WBSEDCL) This is including all kind of necessary arrangement as required.

Supply, Installation, Testing & Commissioning of IP-43,11KV/415V 1000 KVA Dry type transformer as per specification below: [ Make : ABB / Voltamp / Energy Pac / CGL /Universal ). Applicable Standard:- IS 11171-1985 with latest modification (if any) & CBIP Specification Rating:- 1000 KVA, 3 phase, 50Hz, Delta / Star Type:- Cast Resin type (CRT), three phase, copper wound, air cooled dry type. Voltage ratio:- 11000V / 415 Volt Links / Tappings:- Off circuit Links, tapping range +5% to -5% in steps of 2.5% Tap position configuration diagram shall be provided. Cooling:- Air Natural (AN) Painting:- As per IS 5 (Painted with synthetic enamel) Vector Group:- Dyn 11 Class os Insulationf:- Class F Temp. rise:- 90° C over ambient of 50°C

The core and coil assembly shall be securely fixed in position so that no shifting or deformation occurs during movement of transformer or under short circuit stresses. Transformer losses shall be guaranteed as below:- No load loss : 2.2 KW Full load loss : 9.5 KW Efficiency (Minimum):- a) At Unity PF (i) 98.82% at full load (ii) 98.98% at 75% load (iii) 99.08% at 50% load Maximum Efficiency:- 99.08% at 48.12% i.e. 480 KVA Transformer losses shall be guaranteed on maximum basis i.e. without any positive tolerance. If the actual losses exceeds guaranteed losses by more than 10%, the transformer will be rejected. The purchaser, at this direction, may send the equipment at CPRI/Govt. laboratories, to check the actual loss, if they so desire. If the measured loss under such testing at those laboratories exceed the guaranteed ones, all the test charges will have to be borne by the supplier.

Impedance:- 5% (Allowable tolerance as per IS) % Regulation:- a) At Unity PF (i) with full load : 1.07 (ii) with 75% load : 0.81 (iii) with 50% load : 0.54 b) At 0.8 PF Lagging (i) with full load : 3.77 (ii) with 75% load : 2.83 (iii) with 50% load : 1.88

Temperature Scanner:- Transformer will be provided with 3 RTDS for sensing winding temperatures alongwith temperature scanners for display of winding temperature and with Alarm / Trip contacts.

Testing : All Routine test as per relevent IS have to be conducted at manufacturers works in front of PWD Officials. The manufacturer should have in-house test facilities and should arrange for type tests i.e. impulse test & temperature rise tests on chargeable basis, if asked for.Terminal arrangement:- HV : cable box ;. LV : LV cable box assembly with copper flat & support insulator. Primay Side Termination : Cable Termination suitable for 3 core 300 sq.mm.11KV XLPE HT cable Secondary Side Termination : Upward rising Terminals for Cable Termination suitable for 1.1KV grade 2-RUN 3.5 core 300 sq.mm. XLPE/ Ar. Al. cable Heat Run Test also have to be conducted in front of PWD Officials at Manufacturer's premises.

The Transformer will be of Environmental Class E2 (Minimum), Climatic Class C2 as defined IEC 60076, Fire Behavior Class Fl as defined in IEC 60076-11. All the above i.e. Environmental Class, Climatic Class & Fire Behavior Class must be indicated in rating plate.

Enclosure : Sheet steel with protection, painting should be epoxy / as per latest standard with paint shade 631 of IS-5.Basic Insulation level for HV:- 75 KV pk, class of protection -IP-43

(Prior approval must be taken from Accepting Authority regarding the drawing / design, specification & point wise Compliance Report of the Transformer with BOM before starting of construction.)

Installation, Testing & commissioning of above11 KV/ 415 volt, 1000 KVA distribution transformer by placing in position and fixing after leveling fitting all components, connecting, checking & set of all instrument, relays according to requirement as instructed by the EIC incl. S&F base channels etc.

Dismantling & withdrawn of one cable above 150 sqmm and upto 300 sqmm (11KV Gr & 1.1KV Gr., 3 Core 300 Sqmm) from existing covered masonry trench after cutting from HT Panel end and removing / dismantling the HT Connection / Termination etc. incl. taking out RC covers, after removing the sand.

Supplying of 11 KV graded 3 core 300 sqmm XLPE (UE) Al. Armoured cable (make :RR /KEI/Universal/ Polycab).

Laying of cable 11KV Gr 3 Core x 300 sqmm through existing open masonry trench. (F1/3b)

Supplying & making indoor cable end termination with heat shrinkable jointing kit (Mk, Recam) complete with all accessories including lugs suitable for following size 3 Core XLPE aluminium conductor cable of 11KV grade as required. (Jointing to be done with DOE Certified Jointer)

3 Core 300 Sq.mm

Supply & Drawing 1.1 KV Grade 7 Core 2.5 sq.mm PVC armoured Copper Cable (make :RR /KEI/Universal/ Polycab). [from two nos Transformer to HT Panel] through existing cable duct inside Sub-Station. This is incl. of termination as required.

Supply and delivery of 1.1 KV grade, 4 Core 300 sq mm. XLPE Insulated & Sheathed Armoured Aluminium Conductor cables.(make :RR /KEI/Universal/ Polycab). (From LT Panel to Building New Panel for Trauma)

Laying of cable 3 Nos. X 4 Core x 300 sqmm through existing open masonry trench. (F1/3b)

Supply and delivery of 1.1 KV grade, 4 Core 150 sq mm. (HR) XLPE Insulated & Sheathed Armoured Aluminium Conductor cables. (make :RR /KEI/Universal/ Polycab). (From LT Panel to Building New Panel for Trauma)

Laying of two cables 4C x 150 sqmm in an underground trench in single tier formation (horizontal), the trench size : 680 mm x 760 mm average depth, with brick protection on the top of each cable 8 (eight) Nos. bricks per Mtr. and 4 (four) Nos. bricks per Mtr. as separator between the bricks and cables and also trench to be filled up with shifted soil, levelling up and restoring surface duly rammed (F2/2b)

Laying of cable 4c x 150 on existing Cable Tray and binding with suitable size GI wire.

Laying of cable above 4 core 150 sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting (F1/ 2e)

Laying only Cable 4C x 150 sqmm through existing RCC / Hume / GI Pipe / open masonary trench. (F1/ 3b)

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, (F4/7)

for 4 core 150 sqmm

for 4 core 300 sqmm

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 : (F5/8b)

for 4 core 240 sqmm

for 4 core 300 sqmm

Providing & fixing danger plates made of mild steel at least 2mm thick & vitreous enameled white on both sides & with inscription in signal red colour on front side as required. High Voltage - size 200mm x 300mm for 11KV/415V System

Providing and fixing carbon dioxide (CO2) type fire extinguishers conforming to IS 15222-2002 and cylinders fully charged of following capacity (4.5 Kg ) (Mk. Fireshield)

Providing of 9.5 litre capacity GI bucket painted in post office red colour with prior coat of red-oxide paint and written with white paint 'FIRE' and mounted on MS angle iron frame with bracket and suitable base of appropriate size & capacity I/c filling sand etc.

Supply and fixing safety instruction chart / electric shock treatment chart in word & pasted on hard board duly framed with with wooden frame and 5mm thick glass cover as required (approx. Front area 1.20 sq.mt.) as per direction of EIC.

Providing First Aid Box as approved by St. John Ambulance Brigade / Indian Red Cross conforming to IS 13115-1991.

Providing of rubber mat 2 mtrs Length x 1 m. wide and 12mm thick to withstand 11 KV dielectric strength as per IS 15652-2006.

Supply & Delivery 11KV Grade rubber/equivalent gloves(ISI marked)

Making testing arrangement, Drawing and submitting the test report for high voltage testing of specified voltage incl. checking & testing of VCB by authorized firm of Directorate of Electricity & commissioning the installation after obtaining the Approval of Directorate of Electricity. (The Agency shall have to provide Provisional Approval from DOE before commencement of work.) Finally charging & commissioning the entire system (Upto the level of stability of whole system. May be more than one time without any financial implication. Level of Stability will be under discrition of EIC). Seperate test report & Auto Cad generated drawing in details of entire installation should be provided by the Agency as per direction of EIC. Submission of a sub-station drawing (computer autocad generated & printed in A1 sheet in triplicate) showing HT & LT cable duct, single line power diagram, EI layout, Earthing system ( i.e. Equipment & neutral earthing) etc i.e. entire plan as per direction & satisfaction of EIC and as per requirement of DOE (Anamoy SSH, BMCH Sub station)

Emergency Panel : SITC of indoor type L.T. Panel Board with SFU as Incomer and SFU as outgoing feeders in a suitable transportable unit, ready for operation on being installed in a fixed position. The Panel board shall be Self-supporting, fully Compartmentalized, Incomming / Outgoing SFU Compartment Should be Seperate, floor mounted, indoor type, dust and vermin proof (IP42). Incoming and outgoing cable entry from bottom / top end at rear side / side cable alley. Gland plate (2 mm thick) should be two part detachable type. The switch board shall be fabricated from 1.6 mm thick (16 SWG) CRCA sheet and base channel will be 50mm x 25mm x 5mm (painted with Black Japan after derusting). The doors shall be removable type mounted on hinge with key locking arrangement for each compartment. Degree of protection of the board is IP42.

Painting : Panel should be properly degreased, derusted before phospheting. Alkalyed melamine epoxy based powder coated paint to be done by using 7 tank process with minium thickness of 70 micron avg. Shade will be Pebble Grey No. RAL 7032 both inside and outside. Continious GI Earth bus of size 40 x 5 mm to be provided at a hight of 100 mm from the bottom and brought outside of the panel of 50 mm. Depth of the panel : As per direction of EIC. C P R I - Type Test Report for the Panel Board (similar type from Manufacturer) for Three phase and Neutral short circuit withstand strength test on main circuit Bus Bars of HBB+VBB for 65 kA rms for 1.0 second with intial peak of 143 kA, 415V, AC, Bus Bar Ratting Max. 2400A, to be furnished.

Termination : Incoming cable termination Bus should be suitable for termination of requisite nos. Ar/Al XLPE/PVC cables. Outgoing feeder terminals should be as per rating.

System Voltage : 415V, 50Hz, RYBN. Control wiring cable size : 1.5 sqmm PVC FR Cu multistrand flexible wire with proper socketing with PVC sleeve & identification ferruling. CT Secondary wiring to be done with 2.5 sqmm PVC FR Cu multistrand flexible wire.(make :RR /KEI/Universal/ Polycab).

INCOMING :: a) 415V, 415 A, TPN open execution type Change over, SDFU with propet HRC fuse -- 1no.

BUSBAR :: Bus Bar Materials : Electrolytic Gr Copper Bar , 90% & above pure in nature (Certificate from Mfg. with challan to be submitted), semi soft, tinned electroplated with heat srinkable PVC sleeve. Size of Bus Bar : Suitable as per current ratting of switch. SIZE AND LENGTH OF MAIN BUS BAR AS WELL AS FEEDER CONNECTION BUS BAR AS PER DIRECTION OF EIC. 5.6 Gr Stainless Steel Bolt to be provided for Bus Bar Connection. Bus Bar Support Material : FRP (thickness minimum 10 mm for main bus) Acralyic Sheet / Backelite guard to be provided in front.

OUTGOING :: a) 250A, 415V TPN SFU with propet HRC fuse (open execution type) - 04 (Four) Nos. b) 125A, 415V TPN SFU with propet HRC fuse (open execution type) - 04 (four) Nos. b) 63A, 415V TPN SFU with propet HRC fuse (open execution type) - 02 (two) Nos. (Mk. : L&T / ABB / Siemens / Schneider)

TERMINATION :- all outgoing terminations are from the rear side of the panel. Bi-metallic strip to be provided for ACB terminal cable connection point. (Cu-Al Joint)

CABLE ALLEY : Cable alleys on both sides.

METERING ARRANGEMENT : a) S & F 3 ph Commmunicable Multimetering MFM (KWH, KW, KVA, V, I, F, PF) Device (Mk. Schneider - Conzerv / L&T, Cl. 1 with RS485 TCP IP Ethernet Protocol) - 1 Sets. b) 415 / 5A, 5 VA, Cl.1 CT Coil (Mk. AE) - 3 nos. c) LED type indicating lamp ( Red / Yellow / Blue / Green) - 19 Nos. (for incoming & outgoing indication) d) 2A, 230V C-Curve SP MCB - 3 nos. (Mk. : L&T / ABB / Siemens / Schneider) (Prior approval must be taken from Accepting Authority regarding the drawing / design and specification of the panel with BOM before starting of construction of Panel)

Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (upto 250A - 6 way) [D-11/15] (Make : Legrand / Schneider / Cabtree)

Supplying and fixing 415 V Four Pole MCCB of Breaking capacity 25kA/35kA with fixed thermal and fixed magnetic / adjustable thermal and fixed magnetic setting in existing DBs / enclosure and necessary connection (160A-FP) [D-8/10], (Make : Legrand / Schneider / Cabtree)

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection [D - 6/7] (Make : Legrand / Schneider / Cabtree)

TP(63A) For VTPN outgoing

Straigh through Jointing of cable of different size by compound jointing kit including S&F ferrul, tapes and jointing materials (Mk. Raychem / 3M) (F6/ 10)

a) 3½ / 4 core 25-35 sqmm cable

b) 3½ / 4 core 50 sqmm cable

c) 3½ / 4 core 70 sqmm cable

d) 3½ / 4 core 95 sqmm cable

e) 3½ / 4 core 120 sqmm cable

f) 3½ / 4 core 150 sqmm cable

g) 3½ / 4 core 185 sqmm cable

Supply and delivery of 1.1 KV grade XLPE Insulated & Sheathed Armoured Aluminium Conductor cables.(make :RR /KEI/Universal/ Polycab).

a) 3½ / 4 core 35 sqmm cable

b) 3½ / 4 core 50 sqmm cable

c) 3½ / 4 core 70 sqmm cable

d) 3½ / 4 core 95 sqmm cable

e) 3½ / 4 core 120 sqmm cable

f) 3½ / 4 core 150 sqmm cable

g) 3½ / 4 core 185 sqmm cable

Laying of cable on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting (F1/ 2e)

a) 3½ / 4 core 35 sqmm cable

b) 3½ / 4 core 50 sqmm cable

c) 3½ / 4 core 70 sqmm cable

d) 3½ / 4 core 95 sqmm cable

e) 3½ / 4 core 120 sqmm cable

f) 3½ / 4 core 150 sqmm cable

g) 3½ / 4 core 185 sqmm cable

Laying only Cable through existing RCC / Hume / GI Pipe / open masonary trench. (F1/ 3b)

a) 3½ / 4 core 35 sqmm cable

b) 3½ / 4 core 50 sqmm cable

c) 3½ / 4 core 95 sqmm cable

d) 3½ / 4 core 120 sqmm cable

e) 3½ / 4 core 150 sqmm cable

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, (F4/7)

a) 3½ / 4 core 35 sqmm cable

b) 3½ / 4 core 50 sqmm cable

c) 3½ / 4 core 70 sqmm cable

d) 3½ / 4 core 95 sqmm cable

e) 3½ / 4 core 120 sqmm cable

f) 3½ / 4 core 150 sqmm cable

g) 3½ / 4 core 185 sqmm cable

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 : (F5/8b)

a) 3½ / 4 core 35 sqmm cable

b) 3½ / 4 core 50 sqmm cable

c) 3½ / 4 core 70 sqmm cable

d) 3½ / 4 core 95 sqmm cable

e) 3½ / 4 core 120 sqmm cable

f) 3½ / 4 core 150 sqmm cable

g) 3½ / 4 core 185 sqmm cable

Excavation of soil for installation of Earth Electrode and filling & ramming a) For Soft Soil (G1/1a)

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.[For 2 nos. Transformer neutral − 4 nos, 2 nos. transformer body − 4 nos., consumer gear − 2 nos., Normal & Emegency L.T. Panel board- 4 nos.] [2(e)/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) 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-2/3a)

S& laying 120 sq. mm. single core multistrand PVC insulated flexible Aluminium cable in following manners from earth electrode to neutral earth busbar and from earth busbar to transformer neutral point as required (to be laid 2 nos. in parallal) (for transformer neutral earthing)

a) Through prelaid GI pipe protection pipe from earth electrode to earth busbar

b) through PVC flexible pipe(reinforced) of suitable size from earth busbar to transformer neutral partly concealed in floor & partly on wall/surface with saddles etc. incl. S&F PVC felixble pipe as required

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

Extra for treatment of soil by using salt & charcoal or coke for plate electrode (G2/3b)

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 50 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. (G2/4c)

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. (G3/5e)

Supply & fixing black PVC heat shrink sleeve for covering the 50 x 6 mm. GI flat. [only for Neutral Earthing Busbar]

Minor Civil Work ::

Dismantling all types of plain cement concrete works, stacking serviceable materials at site & removing rubbish as directed by EIC within a lead of 75 Mtr. (upto 150 mm thick)

Ordinary cement concrete (mix. 1:2:4) with graded stone chips (20 mm size) excluding shuttering & reinforcement, if any, in ground floor as per relevant IS code (Pakur variety)

250 mm thick brick work with 1st class bricks in cement morter (1:4) in ground floor.

Plastering of surface upto 20 mm thick by cement morter (1:4) in ground floor.

Neat cement punning about 1.5 mm thick in wall - do - - do - window, sillis, floor, drain etc.

Preparation & submission of a substation drawing of the entire sub-station building (by AUTO-CAD) showing HT & LT cable ducts, Single line power diagram, EI layout, Earthing system (i.e. equipment and neutral earthing) etc. with elevation & plan as per requirements of DOE. All allied drawing, flowchart, bar chart, Single Line Diagram are also included. (in seven sets)

Sub-Station Wiring ::

Supplying and fixing double door Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (4 way) [D-10/14], Make: LEGRAND, SIEMENS, CRABTREE, SCHNIDER, L&T.

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, on wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (2+12Way)[D9/13], Make: LEGRAND, SIEMENS, CRABTREE, SCHNIDER, L&T

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection [D-6/7], (Make: Legrand, Schneider, Siemens, Crabtree, L&T)

SP(40A) For HTPN Outgoing

SP(6-32A) For Outgoing

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection. (D-5/6), (Make:Legrand, Schneider, Siemens Crabtree, L&T)

FP(80A) For HTPN Incoming

DP(63A) For Incoming

Distribution 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) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm bore, 3mm thick polythene pipe [for horizontal & vertical run embedded in wall], with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch (Anchor) fixed on MS CRC sheet metal (16 SWG) switch board on wall complete with 2 no. “Ph & N” copper bar incl. bakelite/ Perspex top cover 3 mm thick and incl. 175x100x65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish [only PVC Rigid Conduit on ceiling and remaining portion concealed] (E15/5) (Avg Run 8 Mtr.)

Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire as ECC, to 5A 3 pin flush type plug socket & Piano Key type switch (Anchor) fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. painting the MS box and mending good the damages to original finish (E15/4) (On Board)

Cutting channel of 40 mm x 40 mm size on masonry wall incl. S&F heavy gauge polythene pipe (Mk.Dalda) dia as stated below, by means of iron hooks and supplying and drawing 18 SWG GI Wire as fish wire incl. mending good damages to building works, 19 mm dia 3 mm thick polythene pipe without earth continuity wire. [E-3/6(a)]

Supplying and fixing 20 mm dia PVC Rigid Conduit 'FR' [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works. [E-16/7(a)]

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required.

a) 3 x 22/0.3 (1.5 sqmm)

b) 2x36/0.3 (2.5 sqmm) + 1x22/0.3 (1.5 sqmm) as ECC

c) 2x84/0.3 (6 sqmm) + 1x56/0.3 (4 sqmm) as ECC

Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Anchor) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm MS (16SWG) switch board and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required.[E-6/22]

Supply & Delivery 250 Volt, 4Ft. Long box type Luminaire incl. S &F 2(Two)no. 18/20 Watt LED polycarbonate T8 tube with minimum Luminous efficassy 100 Lumen/Watt with inbuilt driver and metal heat sink[Make: Crompton/ORIENT/Benlo]

Fixing only single/twin fluorescent light fitting suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with sutable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and connecting the length of PVC insulated wire and mending good damages to original finish and painting etc. by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length.[C-2/17]

Supply of 48" (1200mm dia) ceiling fans complete with all accessories (Make - Crompton, HS PLUS / Orient, Summer King / Usha, Striker plus).

Fixing only ceiling fan complete with blades, canopy, fork, rubber bush etc. incl. S&F connecting wire for down rod upto 30 cm incl. painting the rod with approved paint and making necessary connection as required by 2x1.5 sqmm flexible copper wire.[C-3/21a]

Supply & Fixing of Heavy Duty Exhaust fans complete with all accessories having the following Model / Cat No. 15" (380mm) Speed 1420 RPM (Make -EPC / Crompton/Havells/Orient)

Supply & Fixing GI sheet (20SWG) metal Cowl with MS flat iron frame & GI wire mesh on wall with necy. bolts & nuts (6 mm dia x 62 mm long) 38 cm Exhaust fan (15")

Supply of 450 mm (18") sweep, 1420 RPM, full metal body & blade air circulator fan complete with all accessories. (Make- EPC /Crompton/Orient)

Supply & Fixing of Ex. Fan Timer DB (Water Proof) concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment and febricated with following items as per instructions of EIC. Suitable size sheet steel enclose double door, phosphatised powder coated, neutral bar , din rail with IP-43 protection comprised with 1 no. 32A DP MCB (‘C’ Curve, 10KA), 1 no. 24 hours programmable analog timer switch (min 15 min interval setting) and 1 no. 32A contactor, 1 no. 32A timer bypass switch, 1nos out going stud/ bar complete with internal wiring by 1.1kV grade 4 sq mm. FR PVC insulated copper wire incl. 1 no. auto manual by pass troggle switch and provision for earthing attachment incl. LED indicating light for running condition with locking arrangement. [Make:- L&T / ABB/ Legrand/ Siemens]

Engraving the deptt. number with 10 mm lettering on the body of fan upto 10 letters incl. hifen, stroke or stop. (C3/24a)

Extra for additional one letter incl. hifen, stroke and stop. (C3/24b)

Painting upto 10 letters of the engraved number with approved black /red paint as required. (C3/26a)

Extra painting for additional one letter of the engraved number with hifen, stroke etc. with black or red paint. (C3/26b)

Supplying & Fixing 240V, 10-12 watt, 100Lumen/Watt LED Bulk head light fittings complete with all accessories incl. mending goods the damages to original finish as per direction of EIC. (Make-Benlo / Crompton/Orient) with 3 years warrenty.

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials. (F-6/11)

32 mm dia

40 mm dia

65 mm dia

80 mm dia

Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling / wall incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support. a) With 25x25x3mm angle iron support 300x50x1.25mm (18SWG) (D14/34(a)(ii)

Charges for thorough servicing of the one no. existing Main L.T. panel (checking & servicing of different capacity ACBs, MCCBs, Main Switchs, Bus Bar, different type of insulators, Measuring instruments, Indicating lamp, CT's and replacement of the same if required incl. tightening of nuts, bolts, cleaning of the total panel with CRC) and making proper arrangement for cable entry as per site requirement and as per direction of EIC.

Compound Lighting:

Providing CC (6:3:1) muffing 600x600x760 mm in size or equivalent size of cylindrical muffing above ground level around the pole base complete with 3 mm thick neatly finished cement plaster all round after dismantling the unserviceable muffing if necessary (I-1/12) Without Loop Box

Extra on items 1& 2 above, for providing CC (6:3:1) base block (around the pole) dimension 0.60x0.60x0.76 mt. above ground level, neatly cemented finish (3 mm thick), at the base pole (in lieu of CC muffing) incl. drilled hole in pole suitable for alkathene/polythene pipe entry, for street light wiring, without Loop Box (H-1/3(b)(i))

Supplying and Fixing GI water proof looping cable box having hinged GI Top Cover having 4 mm thick with rubber gasket lining, railway type mechanical locking arrangement, earthing terminal with lug etc. of the following sizes as indicated below, Comprising of one 250 V, 15 A Kit-Kat fuse unit, one NL on porcelain insulator etc. and housing the same in pole muffing incl. addition and alteration to the existing CC muffing (6:3:1) after dismantling the damaged looping cable box etc. where necy. incl. painting (I-2/16) 250 x 250 x 100mm

S & F of Single arm header assembly fabricated from 40 mm dia G.I.pipe (ISI-M) of 1.5 Mtr.long rigidly welded with 65 mm dia G.I. pipe (ISI-M) of 0.3 Mtr. Long at an angle of 15 degree with horizonrtal axis incl. S&F 3 nos. 1/2" MS jam nut each with 1 no. 1/2" dia. through bolt and painting the entire assembly.

Single arm header

Double arm header

Supply & Delivery of 240V, 70 watt, LED Street Light Fittings with IP 66 protection including 10 KV SPD with CCT ( 5000-6500) & Luminious efficacy ≥105 & <120Lumen/ Watt or better.The LED luminaires and accessories shall have BEE Certification. (Make BENLO/ Crompton/ Orient LED) With 5 years warrenty

Fixing of LED compound light in existing arm bracket of upto 9 mtr long pole inluding necessary connection.

Fixing only outdoor / street light type LED light fitting complete with all accessories to be fixed /projected from the wall of the building incl. making holes/providing clamping arrangement & necy. GI reducer as required. S&F 40 mm GI pipe (ISI-Medium) quality 1.5 mts. average length having suitable bend S&F necy. length of 1.5 sqmm PVC insulated single core stranded annealed copper wire and making connections as required and mending good damages to wall incl. painting etc. (C-3/18)

Painting of Steel Tubular Pole of lengths and no. of coats of paint, as given below with ready mixed paint/primer of approved make, and brand incl. preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint. (H-2/4(a)) Upto 9.0 mtr. long pole

1st coat of aluminium paint over 1 coat of RO priming

2nd coat of aluminium paint over 1st coat

S&F 40 mm dia flexible conduit medium duty with PVC spiral ribbed for exta strength green colour suction hose pipe protection with necessary fittings as required as per G.S.

Supplying & laying PVC 3 core 1.5 unarmoured industrial flexible copper cable through pole with proper soldering/ socketting both end ( Make Gloster/ RR/ Polycab/ KEI ) from Loop box to Luminaire through pole as per direction of EIC.

Supply and Delivery of flood lighting 150 watt luminarie IP 66 protection including 10 KV SPD with CCT ( 5000-6500) & Luminious efficacy ≥100 Lumen/ Watt or better.The LED luminaires and accessories shall have BEE Certification. Suitable for use with 230-270 Volt 50Hz AC supply etc with all necessary connection as per G.S.( Make-Benlo/ Crompton / Orient LED ) With 5 years warrety.

Fixing only Floodlight fittings on top of masonary structure by 3 Nos. 10 mm dia x 87 mm long rag bolts, nuts & double washers complete either 37 mm x 10 mm MS flat support/or by other means as required. (C-3/20(b))

Supply & Delivery of 1.1 KV grade 4 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes ( Make- Universal/ Polycab/ RR cable/KEI).

2 Core 6 sq.mm

4 Core 10 sq.mm

Laying of cable upto 3/4 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting. (F-1/2(b))

4 Core 10 sq.mm

Laying only Cable upto 50 sqmm through existing RCC/Hume/ GI Pipe/open masonary trench for single, 2, 3, 3½ & 4 core (F-1/3(a))

2 core 6 sq mm

4 Core 10 sq.mm

Laying of cable as below, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as below and mending good the damages to original finish incl. removing the rubbish (F-3/5(iii))

From 2.5 sqmm to 35 sqmm at an average depth of 75 mm in floor/pavement/wall etc

Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed .(F-2/1(a))

Laying of cable upto 2 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting .(F-1/2(a))

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 (:F-4/7)

2 Core 6 sqmm

4 Core 10 sq.mm

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. (F-5/8(b))

2 Core 6 sqmm

4 Core 10 sq.mm

Painting Block Letters or Digits within a circle/square as required, with ”Black Japan” paint of approved make & brand, the size of letters and digits as given below (H-2/6)

a) Size 40 mm and upto 50 mm

b) Size 50 mm and upto 75 mm

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: (G-1/2)

ISI-Medium GI pipe or ISI-Medium GI pipe.

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))

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 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. (G-2/4(a))

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages. (G-2/5)

Solid GI wire No. 4 SWG ( Extra 4 mtr of main earthing)

Connecting the equipments body to earth busbar including S&F 20 mm x 3 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. (G-3/5c)

Straigh through Jointing of cable of different size by compound jointing kit including S&F ferrul, tapes and jointing materials (Brand approved by EIC ) F-6/10(iv))

3½ / 4 core 10-16 sqmm cable

Supply and fixing of LED post top 35-40 Watt for 360° indirect light fittings Pure polyester UV resistant powder coated die cast aluminium housing with PMMA clear diffuser for uniform illumination. and THD<10%, bult in 2.5KV SPD, IP-65 protection (for gate light) (Make Crompton /Benlo/ Orient) with 5 years warrenty.The scope of work also includes the S & F of 400 mm long 50mm dia GI pipe, reducer, nuts, etc on top of the gate pillar after making hole & mending good the damages with cement morter mixture as per direction of EIC.

Supply, fabrication & fixing of Grill Guard made of MS Round Bar / Wire (4 SWG) for Gate Light Fittings to be fixed over Gate Pillars in such a fashion that can be removed for maintenance purpose. This is including of 1 coat of synthetic enamel paint over 2 coats of RO primer all complete as per direction of EIC.

DURGAPUR POWER

M/S. N.C. HORE