ELECTRICAL WORK OF A ACADEMIC BLOCK BUILDING FOR IMC GOVT ITI SCDD AT MANGALAM IN PALAKKAD DISTRICT

Amount

KSEB Metering panel

Fabrication, Supply, lnstallation, Testing and commissioning of 415V,50 Hz, 3phase,4 wire, wall mounting, dust and vermin proof front operated, cubicle type distribution panel, made out of 16 SWG CRCA sheet fully compartmentalised, duly rust inhibited, degreasing, zinc phosphate etc;siemens grey colour powder coated, with hinged and earthed front doors, heavy duty rubber gaskets, removable gland plates made out of 2 mm thick sheet steel, with appropriate rated TPN bus bars and earth bus. Bus bars should be of suitable rated aluminium , having specified normal and short circuit capacity and should be insulated with heat shrinkable colour coded PVC sleeves, DMC/SMC pillars/pillar type bus bar supports. Dimensions, design and fabrication of the enclosure should be as per standards of Kerala State Electrical lnspectorate, K.S.E.B and Bureau of Indian Standards(with minimum of 250 mm depth). Cable entry shall be according to site conditions. The panel comprising of the specific components as below: One metering cabinet with provision for KSEB CT operated KWh meter with supply of 4 nos CTs(KSEB approved), and 1. one 160A 4P MCCB as incomer with ELR and CBCT 2. Three 160A HRC Fuse with Fuse Holder 3.one Set LED indication complete. Make: iso approved.

MAIN PANEL

Fabrication, Supply, Installation, Testing and commissioning of 415V,50 Hz, 3phase,4 wire, wall mounting, dust and vermin proof front operated, cubicle type distribution panel, made out of 16 SWG CRCA sheet fully compartmentalised, duly rust inhibited, degreasing, zinc phosphate etc;siemens grey colour powder coated, with hinged and earthed front doors, heavy duty rubber gaskets, removable gland plates made out of 2 mm thick sheet steel, with appropriate rated TPN bus bars and earth bus. Bus bars should be of-suitable rated aluminium , having specified normal and short circuit capacity and should be insulated with heat shrinkable colour coded PVC sleeves, DMC/SMC pillars/pillar type bus bar supports. Dimensions, design and fabrication of the enclosure should be as per standards of (Kerala State Electrical Inspectorate, K.S,E.B. and Bureau of Indian Standards(with minimum of 250 mm depth). Cable entry shall be according to site conditions. The panel comprising of the specific components as below:.one 160A 4P TPN ISO as incomer and Outgoings : 1. Five 63A TPN SFU and one multifunction digital meter 3Ph LED indication complete with bus bars internal connections Make: iso Approved.

DISTRIBUTION BOARDS Installation testing and commissioning of following MCB Double door DBs with necessary insulated tinned copper bus bars. lnterconnections, earthing and neutral terminal blocks. Circuit name plate,ferruling,dummies etc.. DB shall be installed recessed to the wall with necessary terminal boxes for the Incoming cables and out going conduits, Fixing, testing and commissioning of isolators/MCBs in existing distribution boards and giving connections etc. complete. Make: iso approved.

8(24+8) way,VTPN, DB

6(18+8)way,VTPN, DB

63A.FP ISOLATOR

40A.4P ISOLATOR

63A.30/100mA FP RCCB

40A.30/100mA FP RCCB

6A to 32 SP,MCB,C Series

6A to 32A,TP,MCB,C Series

CABLES Laying of 1.1kV, AYFY / XLPE-LT power cable with FRLS sheath in duct / trench / ground / tray etc. as detailed on drawings and complying to specifications and standards. Make: iso approved.

3.5 x95mm² AYFY AL Cable

3.5 x25mm² AYFY AL Cable

4 x16mm² AYFY AL Cable

TERMINATION Providing end termination suitable tor 2/3/3.5/4 core cables using )brass compression glands, earth clamps and aluminium tubular crimping cable lugs for PVC insulated and PVC sheathed armoured aluminium conductor cables of the following sizes as required. All cables shall be properly identified with aluminium tags of size (75mmx25mm) showing details of cable size, length and feeder name etc. Make: iso approved.

3.5 x95mm² AYFY AL Cable

3.5 x25mm² AYFY AL Cable

4 x16mm² AYFYALCable

CABLE TRAY/LADDER SITE MADE

Supply and providing cable tray/ supports and hangers as required with quality painting and anticorrosive primer.

PERFORATED CABLE TRAY Fixing pre fabricated cable tray made of Gl HD Sheets along with all necessary bends, tread rods, supports, reducers and all accessories as per specification.

200mm wide

EARTHING

Earthing station using 600 x 600 x 6mm Cl plate buried in ground, 20mm dia 1.8 m long perforated Gl pipe with funnel and constructing inspection chamber by masonry work with heavy duty Cl inspection cover conforming to lS 3043including civil work complete,

Earthing Station using Gl pipe earthing station using Gl pipe dia 1.8 m long perforated Gl pipe with funnel and constructing inspection chamber by masonry work with heavy duty lnspection cover conforming to lS 3043 including civil work complete

Supply and provide earthing for entire installation complying to lS 3043, The earth network includes, plate and pipe earthing stations, strips and bare continuity conductors.

25x3mm Cu strip

10 SWG bare Cu

25x3mmx150mm Earth Cu Bus

POINT WIRING Supply and carrying out wiring for Lights, Fan, Exhaust points including testing and commissioning in open/concealed conduit system from control board to luminaries / Fan / Plug / points using single core PVC insulated standard 1.1 KV grade copperwire of size 3Run1 Sqmm through rigid PVC lSl grade conduit with necessary bends, junction and Ceiling Roses etc. lncluding modular metal box fixing modular type 6A Switches, 6A Sockets (combined ), Fan Regulators Contractor has to supply all other items to complete the job as per specification. Make: iso approved.

One Light Point controlled by 1 way switch

Two Light Point controlled by 1 way switch

One Celling fan controlled by 1 way switch

Exhaust fan point controlled by 1 way switch

16A Plug and Socket( Excluding Circuit wiring)

32A lndustrial Metal clad Plug and socket Three Phase (Excluding Circuit wiring)

20A 4P MCB ISO with Metal Enclosure( Excluding Circuit wiring)

20A DP MCB ISO with Metal Enclosure( Excluding Circuit wiring)

CIRCUIT/ LONGER POINT WIRING Supply and providing wiring for light,fan, exhaust 6A/16A 20/32A and including all power outlets and circuit mains for short points using following sizes single core FRLS PVC insulated standard 1,1 KV grade copperwire through rigid FR PVC lSl grade conduit with necessary bends, junction complete with all accessories. Make: iso approved.

3x2.5sqmm PVC insulated Cu Wire

3x4sqmm PVC insulated Cu Wire

4x4sqmm + 1x2.5sqmm PVC insulated Cu Wire

DISCONNECTORS/ ISOLATORS Supply and Installation of following set of isolators for equipments such as water motors units as per the requirement of the other service contractors.

40A,SP, MCB lsolator with box

32A.Three Phase Motor Starter

FITTINGS Supply and lnstallation of following light, fan and exhaust fittings Supplied by client. The contractor has to provide any additional fixing materials like anchors, screws, nut bolt etc.

4FT LED Tube Light Fittings with Down rod

Wall Lights

Street Lights( 70W )

Mirror Lights

Ceiling fan

300mm Sweep Exhaust fan

DOCUMENTATION & AUTHORITY APPROVALS

All liasioning works belongs to Kerala state electricity board including power allocation, site inspection, coordination of KSEB related electrical works and up to getting permanent connection to the building. ( All Chelan fees & All deposits payable at authority for KSEB shall be meet the client)

MOHAMMED MUSTHAFA K.

SANTHOSHKUMAR G

KIRAN MG

E R ANANDAN