WBPWD/SEWEC /HED /NIQ-36/2022-23-2nd call

Amount

Supply, Installation, testing & commissioning of 11 KV, 800 A, short-circuit capacity of 26.3 KA for 1 sec, 3-panel HT Gear with VCBs as per Specification [Make - SIEMENS/ ABB /Crompton Greaves/L&T/Energypack/Pascal] below :-BIL-28KV/75KV

The Vacuum Circuit Breaker should comply as per IS:13118 & IEC:62271-100 for Circuit Breaker & IS:3427 & IEC:62271-200/IEC 694, IEC-61850 for Indoor panel.

PANEL The HT panel is rated at 11 KV, 3-Phase 800A, Breaking Current/short-circuit capacity of 26.3kA for 1 sec, 50c/s and shall be of floor-mounting, sheet steel clad, free-standing metal enclosed air insulated switchgear cubicle with VCB inside. The Vacuum Circuit Breaker (make-SIEMENS / ABB/ Crompton Greaves /L&T) is horizantal isolation & horizantal drawout/Vertical isolation & horizontal drawout with 3 compartments and is made of 2mm CRCA sheet for load bearing members with vermin & moisture proof along with automatic shutter arrangement for complete isolation of bars, cable sockets & other live parts etc. when the removable portion is withdrawn. The breaker is arranged for hand operation through front of the panel push buttons & spring charging mechanism and also electrical motor which will be energizied by 230V AC. Closing and tripping coils are rated for 110V DC to be made available from local power supply 230 V, 50 Hz, A.C. with remote operation compatibility. The shutter shall be gravity operated.

FRONT DOOR The front door of the breaker should not be set as front. High-Voltage door during switching operations, the high-voltage door should remain closed and mechanical interlock should prevent opening of door when the switching device is in service and is switched ON.The position of the withdraw-able section, the CLOSED/OPEN switch position of the switching device, the operating cycle counter and the “spring charged” indication should be visible through pressure-resistant inspection windows in the high-voltage door. The panel front door can be closed with the breaker in isolated position. The degree of protection in the panel is IP-43 as per Indian Standard IS 3427.

BUSBAR The spacious bus bar compartment is provided on the top of the cubicle. The main bus bar can carry current upto 1000A and are made of electrolytic grade copper & shall be vertically placed one after another. The bus bars should be air insulated but must be HT PVC sleeved & color coded for R-Y-B. No live parts should be accessible. All joints should be insulated covered and color coded for easy identification.

BREAKER The vacuum circuit breaker is mounted on a truck and is of horizontal isolation and horizontal drawout or Vertical isolation & horizontal drawout type having a robust motorized mechanism. The spring charge cycle duty of mechanism is O-C-O. The vacuum circuit breaker is single break design and have one vacuum interrupter per phase. The minimum operational life of the vacuum interrupter is 30,000 mechanical, 10,000 electrical at rated current & 100 at rated short circuit current. The breaker is having auxiliary switch 6NO+6NC. [OEM Certificate to be provided]

EARTHING A continous GI earth bus runs across the entire length of the switchboard. All doors partitions, covers and non current carrying metallic parts are earthed to achieve earth potential for the entire enclosure. Terminals are provided at each end of the earth bus to connect the grid earthing.

INTERLOCK The circuit breaker can be operated only in service/test position and not in any intermediate position, beside fully isolated condition.The circuit breaker cannot be inserted into service position in closed condition and cannot be removed from service unless it is in open condition. The circuit breaker cannot be moved from test position to service position unless auxiliary plug is disengaged and vise virsa in service possition auxiliary plug should be in engaged condition.If earth switch is provided it shall be mechanically interlocked with the breaker so that both the devices can not be 'ON' simultaneously.

TESTING The fully assembled switch board shall be offered for routine testing as per provision of IS 3427. The manufacturer should submit closing & tripping time curve after testing on a breaker analyzer. For major boughtout components like CT, PT, meters & relays the routine test certificates of the respective manufacturers need to be submitted.

THREE PANEL VCB COMPRISES OF :

(A) 1 No Incomer Panel equipped with 800A Vacuum Circuit Breaker with the following accessories:

a) 3 Phase Delta -Star , 3 limb draw type line PT 11KV/110V, 100VA Cl - 1 with fuses for primary & secondary circuit - 1 no.

b) Epoxy Cast, Dual Core Y-Y CT having CT ratio 150-75/5/5 A with CORE1:15VA, Class -1.0 CORE2:15VA, Class - 5P10, STC - 25KA for 1 sec- 3 nos.

c) Shunt Trip Coil of 110V DC- 1 no.

d) LED type indicatiing lamp for VCB ON/OFF, CB Trip, Springe Charge, Trip Ckt Healthy- 5 nos.

e) LED type RYB Phase indication lamps-- 1 set

f) Cubicle Panel illumination lamp.- 1 set

g) Push Button for Emergency Trip- 1 no.

k) Digital Multi Function Meter- 1 no.

l) Combined Numerical Relay of SCADA-compatability incl. providing necessary software with following protection function:-50, 50N, 51, 51N, 37, 46, 46BC, 49, 50BF, 64N, 68, 86 and 95 with programmble in-built LED indicating lamp --- 1 set.[MAKE-ABB,SIEMENS, L&T]

m) Master Trip Relay [Alstom/Schneider/ABB]- 1 no.

n) Trip circuit Supervision relay (make-Alstom/ABB/Schneider) --- 1 no. o) Antipumping relay -- 1 no. p) 6/8 Window Annunciator -- 1 set

q) Local Remote/T-N-C/Motor On-Off/Heater On-Off Switch- 4 set.

r) MCB for control supply-AC/DC -- 2 sets

s) HRC control fuse & link as per scheme-- 1 set t) 110V DC Hooter- 1 no.

u) Power Pack with 220 Volt AC input & 110V DC continuous output, should be capable of taking O-C-O operation with its battery back up. Charging unit for system complete with suitable interconnection with 2.5 sq.mm FRLS insulated copper conductor cable etc as required -1 Set

v) Panel space heater with thermostat-- 1 no.

w) Panel Illumination lamp - 1no.

(B) 2 Nos outgoing panel equipped with 800A vacuum Circuit Breaker with following accessories:

a) Epoxy Cast, Dual Core CT having CT ratio 30-60/5/5A with CORE1:15VA, Class -1.0 CORE2:15VA, Class - 5P10, STC - 26KA for 1 sec- 3 nos.

b) Shunt Trip Coil of 110V DC- 1 no.

c) LED type indicatiing lamp for VCB ON/OFF, CB Trip, Spring Charge, Trip Ckt Healthy- 5 nos.

d) LED type RYB Phase indication lamps-- 1 set

e) Cubicle Panel illumination lamp.- 1 set

f) Push Button for Emergency Trip- 1 no.

h) Digital Multi Function Meter- 1 no.

i) Combined Numerical Relay of SCADA-compatability incl. providing necessary software with following protection function:-50, 50N, 51, 51N, 37, 46, 46BC, 49, 50BF, 64N, 68, 86 and 95 with programmble in-built LED indicating lamp --- 1 set.[MAKE-ABB,SIEMENS, L&T]

j) Master Trip Relay [Alstom/Schneider/ABB]- 1 no.

k)Trip circuit Supervision relay[Alstom/Schneider/ABB]-1no. l) Auxiliary relay for Transformer [Alstom/Schneider/ABB] Wdg. temp. A/T indication ---- 3 no. m) Antipumping relay -- 1 no. n) 6/8 Window Annunciator -- 1 set

p) Local Remote/T-N-C/Motor On-Off/Heater On-Off Switch- 4 set.

q) MCB for control supply-AC/DC -- 2 sets

r) HRC control fuse & link as per scheme-- 1 set s) 110V DC Hooter- 1 no.

t) Panel space heater with thermostat-- 1 no.

u) Panel Illumination lamp - 1no.

SITC of 3 Phase,50Hz, Delta / Star, 500 KVA, 11KV/415V, Cast Resin, dry type, copper wound , Transformer suitable for indoor installation having the following specification as per IS 11171-1985 & IS - 2026 with latest modification (if any) & CBIP Specification (Make: Crompton / BHEL/ Volt-Amp (Baroda) / kirloskar/ ABB/ Raychem/Energypack)

Class of Insulation : Class F,Temp. rise : 90° C over ambient of 50°C ,Core & Coils : The core shall be built up with high grade, non-aging, low loss, high permeability, grain oriented, cold-rolled silicon steel laminations especially suitable for core material. Grade of core should be M4 or better. The coils shall be manufactured from electrolytic copper conductor & fully insulated for rated voltage, coils shall be resin molded for both LV & HV with epoxy resin,encapsulated, Class F, naturally cooled (AN).

Transformer losses shall be guaranteed as below : Maximun loosses at 50% loading : 2.8 KW Maximun loosses at 100% loading : 7.25 KW.Transformer losses shall be guaranteed on maximum basis i.e. without any positive tolerance. Efficiency (Minimum) : % efficiency at 75 deg C/ unity P.F.a) At 100 % load : 98.56 Impedance : 4.5% (Allowable tolerance as per IS) As per ECBC-2017

% Regulation : a) At 100% load with Unity PF : 2.14% b) At 100% load with 0.8 PF : 4.02% Testing : All Routine tests as per relevant IS have to be conducted at manufacturer’s works. Terminal arrangement : HV : HV cable box assembly with copper flat & support insulator. LV : LV cable box assembly with copper flat & support insulator.

The Transformer will be of Environmental Class E2 (Minimum), Climatic Class C2 as defined IEC 60076, Fire Behavior Class F1 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 class IP-43, painting should be eposy / as per latest standard.Basic level Insulation for HV : 75 KV pk. Temperature Scanner : Provided with 3 RTDS for sensing winding temperatures alongwith temperature scanners for display of winding temperature and with Alarm / Trip contacts.

Testing : All Routine Tests as per relevant IS will be conducted at manufacturer's works.

Making testing arrangement & submitting the test report for high voltage testing of specified voltage incl.checking & testing of all HT / LT equipmens (relay setting, vector group, magnetizing balance, magnetizing current, Routine tests etc) as per requirement of Directorate of Electricity and commissioning the installation after obtaining the approval of Directorate of Electricity.

Supply & laying of 11 KV(UE) grade 3 core 240 sq.mm. XLPE HT cable with Al. conductor from consumer's gear to transformer to be laid through masonery trench as per G.S. as per direction of EIC. (Make - Gloster/KEI/Polycab/Havells)

S & Laying of 1.1KV grade 3-RUN 4 core 300 sq.mm. XLPE/A AL. cable to be laid through masonary / U.G trench as per G.S. (from Transformer to ACB of sub-station L.T. main pannel board) -(Make - Gloster/ RR / KEI/Polycab/Havells)

S& laying 240 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 copper socket, insulating tape and jointing materials etc. as required suitable for single core 240 sq. mm. Aluminium wire.

Jointing of H.T. cable of 11 KV grade 3 core 240 sq.mm. XLPE cable incl.supply of necy. jointing materials & compound (Heat shrink cable jointing kit of Raychem make) for switch gear & transformer terminations on H.T. sides incl. testing as per G.S.

S & F compression type gland complete with brass gland, rubber ring for dust & moisture proof entry of 4 core 300 sq.mm. PVC/A Al. cable incl. finishing the ends by crimping method as per G.S.

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., Utility 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. [3(a)/G-2]

Extra treatment of soil by using salt & charcoal for pipe electrode as to G.S. [3(b)/G-2]

Supply & fixing earth busbar of galvanized (Hot dip) MS flat 65 mm x 8 mm on wall having clearence of 6 mm from wall incl. providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required. [4(d)/G-2] (for sub station body earthing and system earthing )

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. [5(e)/G-3]

S & F CO2 fire extinguiser (4.5 kg. capcity) (Surex / Fireshield / Max Well) on wall with necessary MS bracket as per G.S. incl. mending good the damages to original finish.

S & F 9 litre capacity fire bucket on wall with necy. M.S. bracket incl. mending good the damages.

S & F best quality FIRST AID BOX (Al. body) as per PWD specification, complete with all the items as required by rule of sub-station on MS bracket incl. damages to original finish.

S & F 'shock treatment chart' duly mounted on wooden frame with 5mm thick glass on wall as required. [Approximate front area-1.2Sq.mtr]

S & F 11 / 6 KV grade rubber hand gloves.

S & fixing 6' x 3' x 1/2" rubber mat suitable for 11KV sub-station (Best quality & ISI approved).

S & drawing 1.1KV grade 7 core 2.5 sqmm. PVC/Ar. copper cable from transformer's WTI relay to VCB WT relay Relay for power & control supply.

S & F of termination and finishing end of the 7 core 2.5 sq.mm cooper cable as per direction of EIC.

S & drawing 1.1KV grade 2 core 2.5 sq.mm. PVC insulated F.R copper conductor from Distribution Board to Transformer M.Box

Finishing the end of 2.5sqmm. PVC insulated copper conductor by crimping arrangement as to G.S.[F-5/9(i)]

Main LT Panel Board Supply and installation of L.T. cubical type fully compartmentalized distribution panel board(Raw Normal Power), 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. (Main LT panel comprised of two nos. 800A, ACB, EDO as incomer and one 800A ACB EDO as bus coupler. The incomer ACB's & Bus-coupler are to be elctrically & mechanically interlocked to prevent any malfunction.) [Manufacturer/Fabricator having Test Certificates from CPRI]. An Auto Cad Drawing of this item has to approved by EIC before making of it mentioning all major technical details with specification and Make of each and individual part.

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.

Incoming Arrangement :

i) 415 V, 800A, 50 kA 4(four) pole electrically draw- out type A.C.B. with Microprocessor-based protection release. (Make – L & T/ SIEMENS/ABB) -----3 no.

Buscoupler arrangement: Manually operated with interlocked doors, automatic safety shutters, mechanical ON / OFF and service / test / isolated position indicators and frame earthing contact, 1 no. independent manual spring closing mechanism, 1 no. shunt trip coil 220 Volts AC, conforming to IS 13947 - 2 - 1993 as amended upto date - 1 set. The interlocking arrangement(both electrical & mechanical) should be such that in case of failure of one transformer the entire panel will be charged by one transformer after adjusting the connected load. Otherwise in normal condition the two different supply from two different transformers should be separated and accordingly load will be distributed to hospital.

Bus bar section :

500V, 1200 Amp capacity tinned 4 bar Aluminium bus bar [size of flat- 2x60 mm x 10 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 Arrangement :

a) 415V, 400A TPN Switch Disconnector Fuse unit with DIN type HRC Fuses (Make – L&T/SIEMENS/ABB) in open execution ----- 4 Nos.

b) 415V, 250A TPN Switch Disconnector Fuse unit with DIN type HRC Fuses (Make – L&T, /SIEMENS/ABB) in open execution ----- 2 Nos.

(d) 415V, 125A TPN Switch Disconnector Fuse unit with DIN type HRC Fuses (Make – L&T/ SIEMENS/ABB) in open execution ----- 2 Nos.

f) E.I. Danger Board of suitable size ------- 1 no.

Metering Panel

a) Multipurpose Meter Digital Type Load Monitor ( Make L&T/Legrand/ABB) - 1 No.,

b) LCD single function Meter ( Make L& T/Legrand/ABB) for ammeter --- 3 nos.

c) LCD single function Meter ( Make L& T/Legrand/ABB) for voltmeter-- 3 nos..

c) Indicating LED Lamp with colour glasses showing (Red/Yellow/Blue/Amber) (L&T/ABB/Siemens) - 2 Set.

d) 800/5 Amp ratio C.T (Kappa or equivalent) --- 6 nos.

e) Supplying & Fixing 6 Amp SP MCB---- 6 nos.

f) Slide lock fuse---- 6 nos.

Interconnection :-

All interconnection between incoming main to Busbar are to be made with suitable size electrolytic tinned Aluminium bars or equivalent flexible pvc insulated multistranded single core Al. cable and the same between busbar to all outgoing mains 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 appropriate size is to be painted at the inside bottom of the panel and run across the full load of the panel board. 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 7 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.

Emergency LT Panel Board Supply and installation of L.T. cubical type fully compartmentalized distribution panel board(Raw Normal Power), 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. (Main LT panel comprised of two nos. 400A FP MCCB as incomer . [Manufacturer/Fabricator having Test Certificates from CPRI].

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.

Incoming Arrangement :

a) 415 V, 400A, 35 kA 4(four) pole MCCB Microprocessor-based protection release. (Make – L & T/ SIEMENS /ABB/Legrand) -----1 no.

Bus bar section :

500V, 600 Amp capacity tinned 4 bar Aluminium bus bar [size of flat- 50 mm x 10 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 Arrangement :

b) 415V, 250A TPN Switch Disconnector Fuse unit with DIN type HRC Fuses (Make – L&T/SIEMENS/ABB) in open execution ----- 3 Nos.

(d) 415V, 125A TPN Switch Disconnector Fuse unit with DIN type HRC Fuses (Make – L&T/SIEMENS/ABB) in open execution ----- 2 Nos.

e) 415V, 63A TPN Switch Disconnector Fuse unit with DIN type HRC Fuses (Make – L&T/ SIEMENS/ABB) in open execution ----- 2 Nos.

f) E.I. Danger Board of suitable size ------- 1 no.

Metering Panel

c) Indicating LED Lamp with colour glasses showing (Red/Yellow/Blue/Amber) - 2 Set.

d)400/5 Amp C.T (Kappa or equivalent) ---3 nos.

e) Supplying & Fixing 6 Amp SP MCB---- 3 nos.

f) Slide lock fuse---- 3 nos.

Interconnection :-

All interconnection between incoming main to Busbar are to be made with suitable size electrolytic tinned Aluminium bars or equivalent flexible pvc insulated multistranded single core Al. cable and the same between busbar to all outgoing mains 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 appropriate size is to be painted at the inside bottom of the panel and run across the full load of the panel board. 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 7 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.

Preparation & submission of a substation drawing (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.

Internal E.I. of Sub-Station Building Distn. wiring in 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 polythene pipe complete with all accessories embedded in wall to light/fan/call bell points with Piano key type switch (Anchor make) fixed on sheet metal (16 SWG) switch board with bakelite/perspex (wall matching colour) top cover (3 mm thick) flushed in wall incl. mending good damages to original finish(Avg. run-9 mtr.) [2a(iv) / E-9 ]

Distn. wiring in 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 5A 3 pin plug point incl. S&F 240 V 5A 3 pin flush type plug socket & piano key type switch (Anchor make) incl. S&F earth continuity wire, fixed on sheet metal (16 SWG) switch board with bakelite/perspex (wall matching colour) top cover (3 mm thick) flushed in wall incl. mending good damages to original finish

On Board [ 4(a-i) / E- 10 ]

Avg. Run-4.5mtr. [ 4(a-iv) / E- 10 ]

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.

13 mm dia 3 mm thick [ 5 (a)/ E- 2 ]

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.

3 x (1.5 sqmm) [1(b) / E- 9 ]

2x(2.5 sqmm)+1x(1.5 sqmm) [ 1(s) / E-9 ]

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

4x(10 sqmm)+2x (6 sqmm) [ 1(d1)/ E- 9]

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

a)1.5 sq mm [N.S]

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

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

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

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

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

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

2+12 Way Enclosure [Siemens /Schneider /Legrand/L&T] [ 13 / D- 9 ]

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. ]

Supplying and fixing double door sheet steel (16SWG), powder coated cable end box for TPN DB horizontal / vertical / SPNDB enclosure with IP-42/43 as per GS.

6 Way (Horizontal) [16/D-12]

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/ KEI/Havells as approved by E.I.C]

4 Core 50 Sqmm [N.S.]

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

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

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. [ 4(a)/ F- 3 ]

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 50 Sq. mm [7(c)/F4 & 8(b) /F5]

Supply & Fixing 240 V, 3 nos. 6A, & 1 no. 20A plug socket with separate 3 nos. 6 A & 1 no. 20A Piano key type switch with indicator & 16A kit-kat flush type fuse (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 240x200x65mm 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 necy. connections as required. [25/E-7]

Supply & Fixing 240 V, 20A, plug socket with separate 20A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl.S & F 150x100x 65mm 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. [22 / E-6 ]

S &F 4 feet commercial type 40wt. LED light fittings complete suitable supports fixed on wall/ceiling with the suitable size all accessories with minimum luminous efficacy 110 Lumen/watt. (Crompton/Wipro/Bajaj/ Havells )

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 ]

Fixing only single/twin LED Batten light fitting complete with all accessories Directly on wall/ceiling as per GS. [ 14d/C-2 ]

Supply of ceiling fans with burst-proof P2/S3 Capacitor complete with all accessories without regulator. ( Make - Usha-Striker or equivalent model of Havells/CG/Orient as approved by E.I.C)

a. 1200 mm Sweep

Supplying & Fixing of Box type fan clamp of 150mm dia & 80mm depth made of 16 SWG CRCA sheet with one end duly sealed by cover, properly welded, incl. S&F 12mm dia 600mm long MS rod duly bent by heat treatment at the centre position of rod to grip fan bobbin properly, incl. binding the rod and fan box with reinforcement by 22 SWG steel binding wire, incl. supplying & covering the box with alkathene sheet, placed in order to prevent concrete from [31/D-14 ]

Fixing only ceiling fan complete with blades, canopy, fork, rubber bush etc as per GS [ 21 (a) / C-3 ]

Engraving the deptt. number with 10 mm lettering on the body as per GS. [ 24 (a) / C-3 ]

Extra for additional one letter incl. hifen, stroke and stop [24(b)/C-3]

Painting upto 10 letters of the engraved number with approved black /red paint as required as per GS[ 26 (a)/C-3 ]

S & F of 250V 15" sweep 1420 RPM A.C. exhaust fan complete with frame, legs & louver shutter etc. after cutting wall & making hole incl. S & F nut, bolt, washer & fixing the louver shutter and providing necy. length of PVC insulated copper wire for making connection and mending good the damages to original finish incl. s&f louver shutter as per G.S. ) . [Make - EPC/Crompto/Orient]

S&F of MCB sheet steel enclosure, din rail, with lP-20/30 protection comprises with 1 no 24 hr analog time switch (Make- L&TGIC, Cat No. J648B1 or equivalent make/model of Havells/Hager) as per direction of EIC. (Exhaust fan control)

S & F of 250V, 600 mm sweep, 250 CMM Air-Delivery, A.C. Air Circulator Fan of metal body incl. S & F nut, bolt, washer as per direction of EIC. (Make- Orient/ Crompton/EPC/Havells/Bajaj)

Cabling work from Sub-station to different buildings/Load points Supply of 4 Core XLPE Insulated & Sheathed Armoured Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [ Make-Gloster/KEI/RR/ Polycab/Havells]

4 Core 70 Sq. mm (for kitchen & laundry building & Feeder Piller Box)

4 Core 95 Sq. mm (for 2 nos Emergency SMDB supply at Hospital Building via 2 nos. parallel cable arrangement for each circuit from sub station)

4 Core 120 Sq. mm (for 2 nos Normal Power SMDB supply at Hospital Building via 2 nos. parallel cable arrangement for each circuit from sub station)

4 Core 185 Sq. mm (for connection from DG to AMF Panel, Normal Panel to AMF Panel, AMF Panel to Emergency Panel with bypass option via 2 nos.185 sq. mm. parallel cable run) & (for proposed fire pump connection)

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

one no. Cable above 35 and upto 185 Sq. mm [1(b)/ F- 2]

Laying of cable above 50 sq mm through exsisting GI pipe. [3(b)/F-1]

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 [4(a)/F-3]

Laying of cable above 150 sq. mm and upto 300sq mm in exsisting masonry trench as per GS [4(b)/F-3]

Laying of two cables above 35 sqmm and upto 185 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. [ 2(b)/ F- 2 ]

Laying of cable on exsisting cable tray & binding with GI wire.

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

Above 150sq mm [6(iii)/F-3]

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 :

4 Core 70 Sq. mm [7(c)/F4]

4 Core 95 Sq. mm [7(c)/F4]

4 Core 120 Sq. mm [7(c)/F4]

4 Core 185 Sq. mm [7(c)/F4]

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 :

4 Core 70 Sq. mm [8(b)(xvii)/F4]

4 Core 95 Sq. mm [8(b)(xviii)/F4]

4 Core 120 Sq. mm [8(b)(xix)/F4]

4 Core 185 Sq. mm [8(b)(xxi)/F4]

Supplying & fixing of 80 mm diamedium gauge GI Pipe ( ISI-Medium)Protection with necessary fittings and jointing metarials as required [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 the following size. Incl. Al painting of MS support --With /without 25x25x3mm angle iron support [34(a)/D-14]

150x50x1.25mm [34(a)(i)/D-14]

200x50x1.25mm [34(a)(ii)/D-14]

300x50x1.25mm [34(a)(ii)/D-14]

Supply & Fixing of perforated GI cable tray bend as per GS. [34(b)/D-15]

Supply & Fixing of perforated GI cable tray Reducer as per GS. [34(e)/D-15]

External E.l Work/Compound Illumination Supply & Delivery of 9 Mtr Steel Tubular Pole (Calcutta poles/Subham/ Bajaj/ Transrail or other make as approved by E.I.C) as per specification Type 410 SP -28 as overall length 9 mtr weight 113kg. & having diamention are : Out side dia & thickness of the Bottom section ( 139.7 x 4.50) mm; Middle;(114.3 x 3.65) mm ,Top Section (88.9 x 3.25 ) mm with fixing the base plate and GI earth bolt after making drilled holes etc. on pole as per direction of EIC

Erection of Single Steel tubular pole of length as given below with/without sole plate & Cap etc. in CC foundation (Proportion and dimension indicated below), having 600x600x150 mm thick CC (4:2:1) base block below sole plate/pole with hard jhama metal including CC (6:3:1) muffing 0.30 mts. dia and 0.30 mts.above ground level including 3 mm thick neat cemented finish and GI earth bolt after making drilled holes etc. on pole & carriage of pole upto 1.6 Km from Store to work-site including filling up the excavated earth pit with shifted soil and ramming properly

Upto 9.0 mtr. Size 0.6x0.6x1.70 mts [1 (a)/ H- 1 ]

Extra on items above, for providing CC (6:3:1) base block (around the pole) dimension 0.60x0.60x0.76 mt. above ground level, as per GS [3 (a)(i)/ H- 1 ]

S & F of post top lantern incl neccy GI pipe for fixing on post at entry gate with IP-66 protection as per direction of E.I.C(Crompton /Bajaj/wipro)

S/L of 3 x 1.5 Sqmm Cu wire [ Make- Finolex / Gloster/KEI/Havells] from loop box to fittings as per GS through 19 mm polytheane. [ 1(b)/ E-9 & 1(b)/ E-2 ]

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/KEI/Polycab/RR as approved by E.I.C] (for compound light arrangement)

4 Core 10 Sq. mm

4 Core 16 Sq. mm

2 Core 10 Sqmm

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

2.5 to 35 Sq. mm [ 2(b)/ F- 1 ]

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

Upto 35 Sq. mm [ 1(a)/ F- 2 ]

Laying of two cables upto 35 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 per GS [ 2(a)/ F- 2 ]

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

2.5 to 35 Sq. mm [ 5(i)/ F- 3 ]

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 10 Sq. mm [7(c)/F4 & 8(b)(xi) /F5]

2 Core 10 Sq. mm [7(a)/F4 & 8(b)(iii) /F5 ]

4 Core 16 Sq. mm [7(c)/F4 & 8(b)(xii) /F5]

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings as per GS

50mm dia [11(d)/F-6]

S&F 50 mm. dia 1.5 mtr. long detachable type G.I. Single arm bracket, suitable for pole head. The arm bracket shall be properly welded with 15 mm. thick stifner plate of pole sleeve for strengthening incl. properly fixing arrangement with the pole by bolts, nuts and washer as per direction of EIC.

S&F 50 mm. dia 1.5 mtr. long detachable type G.I. Twin arm bracket, suitable for pole head. The arm bracket shall be properly welded with 15 mm. thick stifner plate of pole sleeve for strengthening incl. properly fixing arrangement with the pole by bolts, nuts and washer as per direction of EIC. [NS]

S&F 50 mm. dia 1.5 mtr. long detachable type G.I. Triple arm bracket, suitable for pole head. The arm bracket shall be properly welded with 15 mm. thick stifner plate of pole sleeve for strengthening incl. properly fixing arrangement with the pole by bolts, nuts and washer as per direction of EIC. [NS]

Painting of Steel Tubular Pole of following lengths and 2 nos. of aluminium coats of paint over 1 coat of RO priming 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

Upto 9 mtr. long pole [4 (a)(i+ii)/ H- 2]

Supply & fixing of minimum 60 Watt or higher (Minimum lumen efficacy-110 Lumen/Watt) Street Light with fittings & fixures as per direction of EIC. (Crompton/Wipro/Bajaj/ Havells ) for street light.

Supply & fixing of minimum 90 Watt or higher (Minimum lumen efficacy-110 Lumen/Watt) Street Light with fittings & fixures as per direction of EIC. (Crompton/Wipro/Bajaj/ Havells ) for street light.

Supply & fixing of minimum 150 Watt or higher (Minimum lumen efficacy-110 Lumen/Watt) Street Light with fittings & fixures as per direction of EIC. (Crompton/Wipro/Bajaj/ Havells ) for street light.

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. [20(b)/C-3]

Fixing only outdoor/street light type fluorescent light fitting or MV 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. [18/C-3]

S&F of 250V timer DB (equivalent to 12 way SPNDB in size) with double door sheet steel enclosure, neutral bar, din rail, with lP43 protection comprises with 25A DPMCB(C-curve 10ka) and 1 no 24 hr analog time switch with internal wiring with suitable size of copper wire including 1 no toggle switch and LED indicator and earthing attachment as per direction of EIC

S&F of 415V timer DB ( with double door sheet steel enclosure, neutral bar, din rail, with lP43 protection comprises with 25A TPMCB(C-curve 10ka) and 1 no 24 hr analog time switch with internal wiring with suitable size of copper wire including 1 no toggle switch and LED indicator and earthing attachment as per direction of EIC

S & F 3φ, 415V MK-1 Starter with over load relay. (Mk. L&T/ABB/Siemens) (for Compound Light)

Supplying & Fixing GI waterproof type looping cable box size 200x150x100 mm deep having 4 mm thick comprising of one 250 V 15 A kit-kat fuse unit, one NL on porcelain insulator, one compression type brass cable gland for upto 2- core 16 sqmm PVC/A cable and having lined with rubber gasketted GI top cover with brass machine screws etc., earthing terminal with lug, on steel tubular pole near base, including S&F 40x6 mm thick, MS clamps with bolts, nuts etc. including painting with anticorrosive paint. [5/H-5]

Design, Manufacture, testing, supply and commissioning of the following outdoor type Distribution Feeder Pillar box conforming to Indian Standard IS : 5039-1969 with latest amendments a. Suitable for use on 3 phase 4 wire, 415 Volts 50 Cycles A.C. Supply and shall be suitable for 415 Volts. b. The dimension of the body is --950 (H) X 700 (W) X 650 (D) mm c.The body will be fabricated with 3mm thick MS plate, MS angle( 50X50X6 mm) & MS Flat ( 50X6 mm) d.The Base Plate will be made by 5 mm thick MS Plate e.The top of the box will be fitted with a sloping canopy made out of 5 mm thick sheet steel. f. It will have a set of water proof double hinged door at the front with suitable locking arrangement ( Godrej Type ) and provision for manual locking arrangement

g. Adequate ventilation by means of louvers with wire mesh shall be provided on both sides and at the top and bottom of both sides of LT pillars h. The inside will be painted by 1 coat of Redled / zinc chromate and the outside will be painted by 2 coats of synthetic enamel paint over 1 coat of Redled / zinc chromate. i. A hylam sheet of 10mm thick of suitable size will be fitted. j. The Enclosure shall provide Degree of protection IP -43 in accordance with IS : 2147 -1962 with its latest ammendment.

The Feeder box will contain the following switches and accessories - 1) S & F of 63A front operated SFU with 3 nos HRC fuse, complete fixed inside feeder piller box- 1 No.

2) (i) Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame as per GS. 4 Way ( Up to 160 A )[ Make - Legrand/L&T/ABB/Siemens ]

(ii) Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connections per GS [ Make - Legrand/L&T/ABB/Siemens ] (a) 32 A TP - 3 Nos. & 6-32 A SP - 3 Nos. (iii) Supplying and fixing 415 V,63A, Four Pole MCCB of Breaking capacity 25kA/35kA in existing Vertical DBs including necessary connection.

S & F of DOL MUG-6 motor starter with relay range 9-14amp (MK- L&T/ABB/Siemens) on flat iron frame as to GS - 2 sets (For Water Pump Connection)

Interconnection of the all I/C and O/G switches are to made with suitable size tinned copper bar with proper insulation with coloured sleeving as per direction of EIC

Installation of the above pillar box with brick foundation of size 900 x850 x 600mm with hard jhama cement morter soaling at bottom 300mm below GL & 450mm above GL neatly plastered & neat cemented finish incl. painting by best quality 2 coats of synthetic enamel paint over 1 coat of RO primer as per direction of the EIC.

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 [ By TATA-Medium GI pipe] [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]

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 25 mm x 6 mm on wall as per GS. [4(a)/G-2]

JAYBEECO

SHATABDI ENGINEERING AND CONSULTANCY

CHAKRABORTY ENTERPRISE

PARTHA SARKAR