Providing External Electrical arrangements for the construction of Working Womens Hostel with 166 beds Stilt plus 4 floor with development works at Hosur in Krishnagiri District.

Amount

ANNEXURE - II SECONDARY DISTRIBUTION SYSTEMS A1: Supply, Installation, Testing and Commissioning of three phase, phase segregated, compartmentalised 6 way MCBDB Double door type, IP 42 powder coated comprising of "C" curve MCB's for LIGHTING DB. as directed by the departmental officers and the brand should be got approval. Incommer - 63A TPN MCB - 1 No. Phase Incommer - 40A 30mA DP ELCB/RCCB - 3Nos Outgoings - 10A SP MCB - 18 Nos Blank Plates - 0 Including all interconnections and other associated fixing accessories etc as required as per the site conditions.

A2: Supply, Installation, Testing and Commissioning of three phase, phase segregated, compartmentalised 6 way MCBDB Double door type, IP 42 powder coated comprising of "C" curve MCB's for POWER DB. as directed by the departmental officers and the brand should be got approval. Incommer - 63A TPN MCB - 1 No. Phase Incommer - 63A 100mA DP ELCB/RCCB - 3 Nos Outgoings - 16/32A SP MCB - 18 Nos Blank Plates - 0 Including all interconnections and other associated fixing accessories etc as required as per the site conditions.

A3: Supply, Installation, Testing and Commissioning of three phase, phase segregated, compartmentalised 8 way MCBDB Double door type, IP 42 powder coated comprising of "D" curve MCB's for UPS DB as directed by the departmental officers and the brand should be got approval. Incommer - 63A TP+2N MCB - 1 No. Phase Incommer - 63A DP MCB- 3 Nos Outgoings - 6/16A SP MCB - 24 Nos Blank Plates - 0 Including all interconnections and other associated fixing accessories etc as required as per the site conditions.

A4: Supply, Installation, Testing and Commissioning of three phase, 8 way TPN MCBDB Double door type, IP 42 powder coated comprising of "D" curve MCB's for LIFT DB as directed by the departmental officers and the brand should be got approval. Incommer - 63A TPN MCB - 1 No. Outgoings - 63A TP MCB- 2 Nos & 40A DP MCB - 2 Nos, 16/20A SP MCB - 6 Nos Blank Plates - 0 Including all interconnections and other associated fixing accessories etc as required as per the site conditions.

PRIMARY DISTRIBUTION SYSTEM (Note: All the breakers should be Ics = 100% Icu and with pad lock arraangement for handles) A5: Supply, installation, testing & commissioning of EB CT METERING PANEL made of 16/18 SWG CRCA sheet steel, Powder coated with necessary angle iron frame work,as directed by the departmental officers and the brand should be got approval. Aluminum bus bar & interconnections consisting of the following. TNEB Incomer: 1 No - 500A Fuse Cutout Metering for Incomer: 1set - Test Terminal Block 1set - RYB indication lamps 1set - Control Fuses with Neutral link Space to accommodate the TNEB supplied 400A KWHR meters. 1set - Current Transformers 400/5A, class, 0.2, 15VA, shall be provided Note: Sealing arrangements shall be provided for metering panels as required by TNEB officials. Outgoings: 1SET - 500A Fuse Units

A7: Design, manufacture, testing at works, transportation to site, unloading, storing, leading, erecting, testing & commissioning of MAIN PANEL confirming to the technical specification for panels & comprising of the following: and as directed by the departmental officers and the brand should be got approval. Incomer: 1No - 400A, 4P A.COS 1No - 400A, 35KA, TPN MCCB Microprocessor based releases with front drive kit & LSI Metering for Each Incomer: 1Nos - 96sqmm Digital Multi function meter (KWHr+KW+A+V+F+PF) with RS 485 port, 1set - Current Transformers (Cast resin type) 400/5A, class 0.5, 10VA, 1set - Resin cast CTs (400/5A, Cl: 0.5, 10VA) For APFCR, 1set - RYB LED type indication lamps for Phase, 1set - RGA LED type indication lamps for ON/OFF/Trip, 1Set - Control MCB with Neutral link, 1Set - Class B+C SPD with control MCB, 1Set-ELR Bus bar: 400A TPN 35kA Aluminium Busbar. If the busbar is painted with a non-mettallic matt finish paint with colour coded and SMC Bus bar supports. Current density of the bus bars shall not exceed 0.8A/sqmm. Outgoings: 2Nos - 250A, 25KA TPN MCCB with front drive kit, 1Nos - 200A, 25KA TPN MCCB with front drive kit, 1Nos - 125A, 25KA TPN MCCB with front drive kit, 5Nos - 63A, 16KA TPN MCB

A8: Design, manufacture, testing at works, transportation to site, unloading, storing, leading, erecting, testing & commissioning of LSB PANEL (Essential Panel) confirming to the technical specification for panels & comprising of the following: and as directed by the departmental officers and the brand should be got approval. Incomer: 1 No - 200A, 25KA, TPN MCCB Microprocessor based releases with front drive kit & LSI Metering for Each Incomer: 1 Nos - 96sqmm Digital Multi function meter. 1 set - Current Transformers (Cast resin type) 125/5A, class 0.5, 10VA 1 set - RYB LED type indication lamps for Phase 1set - RGA LED type indication lamps for ON/OFF/Trip 1 Set - Control MCB with Neutral link 1 Set - Class B+C SPD with control MCB 1 Set - ELR Bus bar: 200A TPN 25kA Aluminium Busbar. If the busbar is painted with a non-mettallic matt finish paint with colour coded and SMC Bus bar supports. Current density of the bus bars shall not exceed 0.8A/sqmm. Outgoings: 2 Nos - 63A TP MCCB 6 Nos - 125A TP MCCB

A9: Design, manufacture, testing at works, transportation to site, unloading, storing, leading, erecting, testing & commissioning of PSB PANEL confirming to the technical specification for panels & comprising of the following: and as directed by the departmental officers and the brand should be got approval. Incomer: 1No - 250A, 25KA, TPN MCCB Microprocessor based releases with front drive kit & LSI Metering for Each Incomer: 1 Nos - 96sqmm Digital Multi function meter, 1 set - Current Transformers (Cast resin type) 250/5A, class 0.5, 10VA, 1set - RYB LED type indication lamps for Phase, 1set - RGA LED type indication lamps for ON/OFF/Trip, 1Set - Control MCB with Neutral link, 1Set - Class B+C SPD with control MCB, 1Set-ELR, Bus bar: 250A TPN 25kA Aluminium Busbar. If the busbar is painted with a non-mettallic matt finish paint with colour coded and SMC Bus bar supports. Current density of the bus bars shall not exceed 0.8A/sqmm. Outgoings: 6Nos - 125A, 25KA TPN MCCB with front drive kit 4Nos - 63A, 16KA TPN MCCB with front drive kit For PSB Panel at EB room

POWER CABLES AND CABLE TERMINATION A10: Supply, Laying, Testing and Commisioining of 1100V PVC insulated XLPE and sheathed Armoured/Unarmoured Aluminium Conductor cables laid over MS supports/Cable racks/fixing of walls including clamping the cable to the support in all approved manner as all complete required. End cable termination lugs shall be as per the respected cable size with respected gland and also double compression gland shall be provide for the 25Sqmm above cable size with double gland earthing to be considered and other accessories to be provided as required as per the site condition. as directed by the departmental officers and the brand should be got approval. Aluminium Armoured cable XLPE a) 3.5C 185 sq.mm XLPE AR AL Cable

b) 3.5C 185 sq.mm XLPE AR AL Cable terminaions

c) 3.5C 50 sq.mm XLPE AR AL Cable

d) 3.5C 50 sq.mm XLPE AR AL Cable terminaions

e) 3.5C 35 sq.mm XLPE AR AL Cable

f) 3.5C 35 sq.mm XLPE AR AL Cable terminaions

g) 4C 16 sq.mm XLPE AR AL Cable

h) 4C 16 sq.mm XLPE AR AL Cable terminaions

i) 4C 10 sq.mm XLPE AR AL Cable

j) 4C 10 sq.mm XLPE AR AL Cable terminaions

A11: Supply, Laying, Testing and Commisioining of 1100V PVC insulated XLPE and sheathed Armoured/Unarmoured Copper Conductor cables laid over MS supports/Cable racks/fixing of walls including clamping the cable to the support in all approved manner as all complete required. End cable termination lugs shall be as per the respected cable size with respected gland and also double compression gland shall be provide for the 25Sqmm above cable size with double gland earthing to be considered and other accessories to be provided as required as per the site condition. as directed by the departmental officers and the brand should be got approval. Copper Unarmoured cable (UPS SYSTEM and EARTHING) a) 1C 10 sq.mm Copper Cable YY

b) 1C 10 sq.mm Copper Cable YY terminaions

c) 1C 6 sq.mm Copper Cable YY

d) 1C 6 sq.mm Copper Cable YY terminaions

e) 1C 4 sq.mm Copper Cable YY

f) 1C 4 sq.mm Copper Cable YY terminaions

EARTHING A12: Designing, Supply, Installation, testing and commissioning of earth station as per IS 3043, with proper earth lead connection arrangements. Rate shall include all materials excavation, refilling, compacting providing 2' dia/ 450 x 450mm 9" thick brick masonry, GI funnel, salt and char coal, hinged cover thick brick masonry, GI funnel, salt and char coal, hinged cover fabricated out of angle iron frame and 7mm thick chequered plate etc., complete. The GI funnel and tapping connection shall not be greater than 10" from the finished floor level.as directed by the departmental officers and the brand should be got approved from the Executive Engineer before use. a) With 600 x 600 x 3mm Copper plate electrode

b) With 100mm dia 3M long CI Pipe electrode

c) Providing Chemical Earthing Copper Coated: T-39 Cu. (80mm dia) - 3 mtrs with Back Fill Compund (25 kgs per Bag) includes Providing of RCC Chamber and Civil finishing including painting etc., all complete and as directed by the departmental officers.

A13: EARTH FLAT BUS a) Supply & Laying of 25x6mm Copper Flat

b) Supply & Laying of 25x3mm GI. Flat

c) Supply & Laying of 10 SWG bare Cu. Wire

d) Supply and Installation of 12 way 25x3mm copper earth bus with all accessories as required etc., all complete and as directed by the departmental officers.

LIGHTNING PROTECTION A14: Supply, installation, testing & commissioning of Conventional type Lightning protection system with complete set like Air termination, 8mm Aluminium rod, adhesion glude. cross connector, Metal roof conductor holder, down coductor, Test Joint, Stainless Steel Clamping, counter, mounting pole, test terminal box, earthing, earth pit, 10 mm copper bonded Round steel solid Conductor, If any necessary items is required etc as per the site condition shall be added. (Note: Refer enclosure drawing) (Conventional type) as directed by the departmental officers and the brand should be got approved from the Executive Engineer before use.

A15: SAFETY EQUIPMENTS a) Supply, delivery and fixing of 1100V Rubber mat as per latest IS

b) Supply, delivery and fixing of First Aid Box

c) Supply, delivery and fixing of First Aid Chart (English & Local language)

SHOP DRAWINGS, INSPECTION AND APPROVALS A16: Preparation of Shop drawings as per site conditions based the GFC drawings, the same shall be approved by client / consultant / architects. Obtaining approval from Statutory Authorities, Preparation of statutory drawings, completion Report, Arranging for Inspection, attending defects report and obtaining safety certificate from Safety Authorities for commissioning of the electrical systemand as directed by the departmental officers and the brand should be got approval..(including all required statutory Norms , CEIG approval etc ). Five sets as built drawings with soft copy shall be submitted.

P GANGADARAN (BID ID -1222224)

K.Saravanan (BID ID -1227910)