Providing of New LT panel in addition to existing and saturated essential panel at Old Power House, Madurai Airport

Amount

Design, Fabrication ,Assembling , Supply, Installation ,Testing and Commissioning of Indoor LT panel Floor mounted , free standing,dust & vermin proof conforming to IEC 61439 suitable for 415V, 3Ph,4 wire ,50Hz supply system fabricated in compartmentalized design of Form 3 B and Ingress protection of IP 42 from CRCA sheet of 2mm thick for frame work and covers and 3mm thick for gland plates i/c cleaning and finishing complete as per OEM process for powder coating in approved shade ,extendable type, 800A TPN aluminimum busbars of high conductivity ,DMC/SMC busbar supports , with bottom base channel of MS section not less than 100mmx50mmx5mm thick with inter locking between incomers, entire panel shall have common GI earth Bar having minimum size of 50mm x 5mm at the rear with 2 Nos of earth studs , provision for cable entry from bottom of the panel , front access shall be available to all components in Panel which require adjustment , maintenance or replacement and each compartment should be provided with door and pad locking arrangement including supply and installation of all items as below and as per technical specification with all accessories. INCOMER: i) Microprocessor Based MCCB , 400 A , 4 Pole, 415V , 50KA (ICu=ICs) with inbuilt adjustable overload & short circuit protection with Spreader link & Extended Rotary Handle -2 Nos ii) Interlocking Arrangement Between two Incomers. iii) Digital Multi Function Meter , 3 Nos CTs of Suitable Amps ratio having Class 1 Accuracy - 2 Sets iv) R,Y ,B Phase Indication LED lamps for each phase with 3 Nos of 2A ,MCBS & Breaker Indication Lamps (ON/OFF/TRIP) with 2A control MCB -2 Sets Outgoing : i) Microprocessor Based MCCB , 250 A , 4 Pole, 415V , 50 KA (ICu=ICs) with inbuilt adjustable overload & Short Circuit protection with Spreader link & Extended Rotary Handle- 2 Nos ii) Microprocessor Based MCCB , 200 A , 4 Poles, 415V , 50 KA (ICu=ICs) with inbulit adjustable overload & shortcircuit protection with Spreader link & Extended Rotary Handle - 2 Nos iii) Microprocessor based MCCB , 100 A , 4 Poles, 415V , 36 KA (ICu=ICs) with in built adjustable overload & Short Circuit protection with Spreader link & Extended Rotary Handle - 1 Nos iv) Microprocessoir based MCCB , 63 A , 4 Poles, 415V , 36 KA (ICu=ICs) with in built adjustable overload & Short Circuit protection with Spreader link & Extended Rotary Handle - 5 Nos v)Breaker Indication Lamps(ON/OFF/TRIP ) with 2A control MCBs - 10 Set.

Supply, Installation, Testing and Commissioning of cubical type, floor mounted, indoor LT panel suitable for 415 V, 3 phase, 4 wire 50 Hz AC supply system, fabricated in compartmentalized design from CRCA sheet steel of 2 mm thick for frame work, doors and covers, 3 mm thick for gland plates, 7 tank process for powder coating in approved shade, having extendable type 250 A capacity TPN Aluminium bus bars of high conductivity, DMC/SMC bus bar supports, IP 42 protection, bottom base channel of MS section not less than 100 mm x 50 mm x 5 mm thick, entire panel shall have a common earth bar of suitable size at the rear with 2 Nos. earth stud, connections from main bus bar to switch gears and control wiring with 2.5sq.mm. copper wire, cable chamber and cable gland plates in bottom, including providing and fixing following switch gears, accessories as per tender specification complete as required. Panel should be fabircated as per the line diagram enclosed Incomer: 1) 200 A, 4 pole, 50kA (ICu=ICs) Thermomagnetic MCCB with Overload & shortcircuit protection with Extended rotary handle - 2 Nos Metering: 1) Digital multifunction meter -02 Nos. 2) 3 Nos of CTs of suitable Amps ratio with class 1 accuracy - 2 sets 3) R, Y, B phase Indication LED Lamps with 3 Nos of 2A Control MCBs - 02 Sets 5) Provision for vaccant compartment for instaling trivector meter / energy meter by electricity board - 1 No. Automatic source transfer system : 1) 200A, - 4 pole AST Switch with AST controller (with provision for priority setting of source, three mode operation: Auto,OFF,Manual ) - 01 Nos Outgoing: 1) 63A, - 4 pole 25kA (ICu=ICs)Thermomagnetic MCCB with Overload & shortcircuit protection with Extended rotary handle - 02 Nos 2) 125A, - 4 pole 25kA (ICu=ICs)Thermomagnetic MCCB with Overload & shortcircuit protection with Extended rotary handle - 02 Nos 3) 160A, - 4 pole 25kA (ICu=ICs)Thermomagnetic MCCB with Overload & shortcircuit protection with Extended rotary handle - 02 Nos

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. a) 4C X 16 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. b) 4C X 25 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. c) 3.5C x 35 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. d) 3.5C X 50 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. e) 3.5C X 95 sq. mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. f) 3.5C X 185 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. g) 3.5C X 240 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. h) 3.5C X 300 Sq.mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade etc. Completeas required. i) 3.5C X 400 Sq.mm

Retrieving and relaying of following LT cables in the Existing cable trench to proposed essential panel without disturbing the other cables etc. Above 185 Sq. mm and upto 400 sq. mm

Supply of 3.5C X 35 Sq.mm XLPE insulated PVC Sheathed, armoured Aluminium conductor power cable of 1.1 KV grade as per IS 7098 part I 1988 with up to date amendment etc. As required.

Supply of 3.5C X 95 Sq.mm XLPE insulated PVC Sheathed, armoured Aluminium conductor power cable of 1.1 KV grade as per IS 7098 part I 1988 with up to date amendment etc. As required.

Supply of 3.5C X 400 Sq.mm XLPE insulated PVC sheathed, armoured Aluminium conductor power cable of 1.1 KV grade as per IS 7098 part I 1988 with up to date amendments etc. as required.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required. Upto 35 sq. mm (clamped with 1mm thick saddle)

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required. Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing Cable Trench as required. Upto 35 sq. Mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing Cable Trench as required. Above 35 sq. mm and upto 95 sq. Mm

Laying of one number PVC insulated and PVC sheathed/ XLPE power cable of 1.1 KV grade of following Size in the existing Cable Trench as required Above 185 Sq. mm and upto 400 sq. mm

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent designmix).

Providing 15mm thick cement plaster of mix 1:4 (1 cement : 4 fine sand) at all levels.

Modification of existing cable trench from Size: 300 X 300mm to 600 x 300mm including breaking the cement floor for required width, including all necessary civil works including getting out the excavated materials, and finishing, including plastering etc as required

Providing & Fixing of 5mm thick chequered plate with necessary gas cutting works, welding works as directed by E-I-C and required width as per site condition with necessary lifiting hook including fabrications and fixing complete at site as required. This job also includes supply and fixing of 50 X 50 X 6mm MS iron angle throughout the cable trench on both side by grouting them inside the trench at regular 1 mtr interaval. The works also includes of painting the complete using 2 coats of black paint finish after 1 coat of red oxide primer etc. complete as required.

Supply and fixing PVC Synthetic elastomer electrically insulating mat with class A insulation conforming to IS :15652-2006 & CPRI tested having 2 mm thickness up to 3.3 KV, etc. as required

Supply of 3 Pole 160A, 35KA and above (ICu=ICs) MCCB suitable to mounting existing TN250D SMDB.(Cat.no. (CM98608OONO) Make : L & T) or equivalent

ITC of SMDB (TN250D SMDB. (Cat.no. (CM98608OONO) Make : L & T) on surface/ recessetc complete as required .

Supply, Installation, Testing and Commissioning of Three phase Surge Protection Device (SPD) having 100KA, (10/350 micro seconds) rating with limiting voltage of 1.5KV , response time < 100ns to be installation in parallel at the main power entry point & shall be of replaceable modular type including copper wire 16 sq.mm 12 mtrs. for connecting surge protection device in parallel to the busbar of the main electrical panel, 63 amp 3 phase MCB 4 pole with enclosure along with all accessories as required for installation as per tender specifications.

Supplying and fixing of following ways surface/ recess mounting, vertical type, 415 volts, TPN MCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 amps tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCB’s (but without MCB’s and incomer ) etc as required . a) 4 way (8 + 12), Double door

Supplying and fixing of following ways surface/ recess mounting, vertical type, 415 volts, TPN MCCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 400 amps tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCB’s (but without MCB’s and incomer ) etc as required . b) 8 way , Double door

Providing and fixing following rating and breaking capacity MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required. a) Three pole 160 Amps, 25KA (ICu=ICs) MCCB

Providing and fixing following rating and breaking capacity MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required. b) Three pole 100 Amps, 25KA (ICu=ICs) MCCB

Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. a) Single pole

Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.. b) Double pole

Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.. c) Triple pole

Supplying and fixing 63A rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 300 milli amperes in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Supplying and fixing following rating, 415 volts, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. a) Three pole 40 Amps

Supplying and fixing following rating, 415 volts, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. b) Three pole 63 Amps

Supplying and fixing following rating, 415 volts, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. c) Four pole 100 Amps

Providing and fixing following rating and breaking capacity MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required. a) Four pole 125 Amps, 36KA (ICu=ICs) MCCB

Providing and fixing following rating and breaking capacity MCCB with thermomagnetic release and terminal spreaders, rotary handle in existing cubicle panel board including drilling holes in cubicle panel, making connections,making suitable modification in busbar/cubicle panel etc. complete as required. a) Three pole 250 Amps, 50KA (ICu=ICs) MCCB

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (but with charcoal/ coke and salt ) as required.

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Supplying and laying 25 mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm)

Awasthi Electric Works

Shantha ELectricals and Engineers Pvt Ltd

CHENNAI ENGINEERING SERVICES

BR Power Control and Automation Services

vk sam engineering

jaydeep agency corporation

SANGYA SAHARSHINI INFRA