REPAIR MAINT AND REPLACEMENT OF ELECTRICAL PANELS DG SETS AND CERTAIN ALLIED WORKS UNDER GE AF ADM AREA AGRA

Amount

M & L for painting of DG set, panels, diesel tank, silencer with one coat of syntheyic enamel paint and writing SM No, MES No, Make and capacity after preparation of surface for 200 KVA to 320 KVA DG Set complete all as specified and directed.

M & L for painting of DG set, panels, diesel tank, silencer with one coat of synthetic enamel paint and writing SM. MES No, Make and capacity after one coat of primer on preparing surfce for 100 KVA to 125 KVA DG Set complete all as specified and directed.

M & L for painting of DG set, panels, diesel tank, silencer with one coat of synthetic enamel paint and writing SM. MES No, Make and capacity after one coat of primer on preparing surfce for 30 KVA to 63 KVA DG Set complete all as specified and directed.

Supply & fixing in replacement of Contactor- 3 Pole, 225 Amp for AMF panel with replacement of lugs and checking of all electric connections etc including testing after completion complete all as specified and directed. Make:- Legrand/ Seimens/ Schneider

Supply & fixing in replacement of Contactor- 3 Pole,150 Amps/ 140 AMPS for AMF panel with replacement of lugs and checking of all electric connections etc. including testing after complete all as specified and directed. Make:- Legrand/ Seimens/ Schneider

Supply & fixing in replacement of Contactor of 4 Pole, 40 Amps / 50 Amps , for AMF PANEL of DG Set with replacement of lugs and checking of all electric connections etc. including testing after completion all as specified and directed. Make:- Legrand/ Seimens/ Schneider

Supply & fixing in replacement of Contactor of 4 Pole, 100 Amps , for AMF PANEL of DG Set with replacement of lugs and checking of all electric connections etc. including testing after completion all as specified and directed. Make:- Legrand/ Seimens/ Schneider

Supply & fixing in replacement of Under/ Over volt relay-ON/OFF delay time (1 to 15 sec ), sensing supply 415 Volt complete all as specified and directed. Make- AE / PIC / MINILEC OR Equivalent

Supply & fixing in replacement of Electronic Timer, auxilary supply-240 VAC/24 VDCcomplete all as specified and directed. Make: AE/ EAPL / MINILEC OR Equivalent

Supply & fixing in replacement of DIN Type Fuse Links Type HN ( 100 amps ) suitable for 63 KVA DG set AMF panel complete all as specified and directed. Make: L & T ( SF94129 ) / HPL OR Equivalent

Supply & fixing in replacement of Relay-24 VDC/ 12 VDC / 220 VAC / 240 VAC for AMF panel of DG set complete all as specified and directed. Make: AE / OMRON / SALZER / PLA OR Equivalent .

Supply & fixing in replacement of Digital Voltmeter 96 x 96 mm complete all as specified and directed. Make: AE/ HPL / National

Supply & fixing in replacement of Digital Amp-meter 96 x 96 mm complete all as spd and directed. Make: AE/ HPL / National

Supply & fixing in replacement of Digital frequency meter 96 x 96 mm complete all as specified and directed. Make: AE/ HPL / National

Supply & fixing in replacement of Indicater lamp with holder set of three colours of R,Y & B (LED type) complete all as spd and directed.

Supply & fixing in replacement of Self Engine Stop Relay Device for DG set AMF panel ccomplete all as specified and directed. Make: AE / Elect India or equivalent.

Supply & fixing in replacement of MCCB, 100 Amp, 4 pole, 16 KA , 415 Volt with electronuc adjustable type Ics= 100% Icu setting complete all as specified and directed. Make:- Legrand Cat Ref DPX3 420015 or equivalent to Seimens/GE POWER.

Supply & fixing in replacement of MCCB, 40 Amp, 4 pole, 16 KA , 415 Volt with electronuc adjustable type Ics= 100% Icu setting complete all as spd and directed. Make:- Legrand Cat Ref DPX3 420012 or equivalent to Seimens/ GE POWER.

Supply & fixing in replacement of MCCB, 63 Amp, 4 pole, 16 KA , 415 Volt with electronuc adjustable type Ics= 100% Icu setting complete all as specified and directed. Make:- Legrand Cat Ref DPX3 420013 or equivalent to Seimens/ GE POWER.

Supply & fixing in replacement of MCCB, 200 Amp, 4 pole, 25 KA , 415 Volt with electronuc adjustable type Ics= 100% Icu setting complete all as specified and directed. Make:- Legrand Cat Ref DPX3 420218 or equivalent to Seimens/ GE POWER.

Supply & fixing in replacement of MCCB, 250 Amp, 4 pole, 25 KA , 415 Volt with electronuc adjustable type Ics= 100% Icu setting ccomplete all as specified and directed. Make:- Legrand Cat Ref DPX3 420219 or equivalent to Seimens/ GE POWER.

Supply & fixing in replacement of AMF control unit function for DG set complete all as specified and directed. Make: AE/ ELECT INDIA OR Equivalent

Supply & fixing in replacement of A.V.R unit suitable for upto 10 to 125 KVA DG SET complete all as specified and directed. Make:- Kirloskar / AE / NATIONAL.

Supply & fixing new in replacement of ON-LOAD Changeover switch (Open Execution, Front operated) of 63 Amps, 4 Pole, 415 V, 50 Hz complete all as specified and directed. Make: HPL / HAVELLS.

Supply & fixing in replacement of AMF Controller device( KG934 ) / (EMS927V4 ) for Auto/ Manual function suitable for all capacities of DG set complete all as specified and directed. Make: Automation Electronics / KIRLOSKAR / GREAVES COTTON.

Supply & fixing in replacement of SPEED CONTROL UNIT( MODEL-ESD5111) suitable for 100 KVA to 200 KVA DG set complete all as specified and directed. Make: Automation Electronics / KIRLOSKAR / GREAVES COTTON

Supply and fixing in replacement of Magnetic Pickup suitable for upto 82.5 KVA DG set complete all as specified and directed. Make:- Cummins / KIRLOSKAR / ASHOK LEYLAND

Checking of AMF panel / DG set for detecting any kind of fault in AMF panel/DG set and attending the fault immediately at any time round the clock and carry out certain repair required at per site requirement and checking of AMF panel and DG set for power suply from DG set through AMF panel and replacing of worn out parts of AMF panel/DG set by expert engineer complete all as directed. Notes :- (a) Unit rate of this item includes "detecting of any kind of fault in AMF panel/DG set" only and cost of replacement of worn out parts of AMF panel/DG set shall be measured and paid separately under items of BOQ.

Supply & fixing in replacement of A.V.R for 200 KVA DG SET complete all as specified and directed. Make:- Kirloskar / AE / NATIONAL.

Servicing of 15 KVA to 40 KVA DG set in replacement of fuel filter ( Primary and secondary ) and Oil filter. Opening, adjusting, tightening of tappet cover complete by torque wrench by applying proper pressure , cleaning of complete sump from sludge of dirt, oil etc. and refitting for DG set including drain out (used) engine oil and filling and topping of new engine oil. Note:- (a) Engine oil will be measured and paid separately under respective items of BOQ. (b) Each servicing of DG Set shall be done after 6 months .

Servicing of 62.5 KVA to 82.5 KVA DG set in replacement of fuel filter ( Primary and secondary ) and Oil filter. Opening, adjusting, tightening of tappet cover complete by torque wrench by applying proper pressure , cleaning of complete sump from sludge of dirt, oil etc. and refitting for DG set including drain out (used) engine oil and filling and topping of new engine oil , Note:- (a) Engine oil will be measured and paid separately under respective items of BOQ. (b) Each servicing of DG Set shall be done after 6 months .

Servicing of 100 to 125 KVA DG set in replacement of fuel filter ( Primary and secondary ), superbypass filter and oil filter. Opening, adjusting, tightening of tappet cover complete by torque wrench by applying proper pressure , cleaning of complete sump from sludge of dirt, oil etc. and refitting for DG set including drain out (used) engine oil and filling and topping of new engine oil. Note:- (a) Engine oil will be measured and paid separately under respective items of BOQ. (b) Each servicing of DG Set shall be done after 6 months .

Servicing of 200 to 320 KVA KVA DG set in replacement of fuel filter, primary and secondary, superbypass filter,oil filter. Opening, adjusting, tightening of tappet cover complete by torque wrench by applying proper pressure , cleaning of complete sump from sludge of dirt, oil etc. and refitting for DG set including drain out (used) engine oil and filling and topping of new engine oil. Note:- (a) Engine oil will be measured and paid separately under respective items of BOQ. (b) Each servicing of DG Set shall be done after 6 months .

Supply and filling of Engine oil 15 W / 40 complete all as specified and directed. Make :Castrol / HP / Bharat Petrolium.

Supply only coolant suitable for radiater of DG sets. Make: HP / TVS / Valvoline

S & F in replacement of battery terminal brass(heavy duty)with nuts & bolts for battery (as per sample) complete all as specified and directed.

Supply and filling distilled water suitable for DG set lead acid battery complete all as specified and directed.

M & L for disconnection, dismantling and repairing of alternator 12 / 24 Volts DC for battery charging from DG set engine with rewinding of armature ,replacement of carbon brushes, replacement of bearings, rewinding of field coil assembly, replacement of connection plate etc, reassembling and refixing to DG set engine after necessary repair complete all as specified and directed.

M & L for dismantling of defective water pump assembly for 200 KVA DG set by disconnecting of hose pipe connections, fanbelt, radiator connection and supply and fixing of new water pump assembly suitable for upto 200 KVA DG set complete all as specified and directed. Make:-- Kirloskar / Cummins / ASHOK LEYLAND / GREAVES COTTON

Supply & fixing in replacement of SOLENOID STOPPER -24 VOLT DC suitable for 200 to 320 KVA DG set complete all as specified and directed. Make :--CUMMINS / KIRLOSKAR .

Supply & fixing in replacement of Battery- 12 Volts,180 Ah for DG set complete all as specified and directed. Make: EXIDE / AMARON.

S & F in replacement Air cleaner filter to DG set for capacity up to 82.50 KVA complete all as specified and directed.

S & F in replacement Air cleaner filter to DG set for capacity from 100 to 125 KVA complete all as specified and directed.

S & F in replacement Air filter to DG set for capacity from 200 to 320 KVA complete all as specified and directed.

Disconnecting of self starter 24 volts/12 volts DC, dismantling and repairing with replacement of bendex pinion , rewinding of armature , bushes set , rewinding of field coil assembly, reassembling and refilled including testing of the complete self starter for capacity upto 62.5 KVA DG Set Complete all as specified and directed.

Disconnecting of self starter 24 volts/12 volts DC, dismantling and repairing with replacement of bendex pinion, rewinding of armature, bushes set,rewinding of field coil assembly, reassembling and refilled including testing of the complete self starter for capacity from 100 to 125 KVA DG Set Complete all as specified and directed.

M & L for dismantling and replacement of Separator fuel water suitable for all capacities of DG set complete all as specified and directed.

M & L for dismantling and replacement of Shut down valve solenoid suitable for all capacities of DG set complete all as specified and directed.

M & L for dismantling and replacement of Diaphramg coupling suitable for upto 82.5 KVA DG set capacity complete all as specified and directed.

M & L for dismantling and replacement of Hose Sil D100 X 90 suitable for all capacities of DG set complete all as specified and directed.

M & L for dismantling and replacement of Engine RPM gauge meter for DG set complete all as specified and directed.

Disconnecting of self starter 24 volts/12 volts DC, dismantling and repairing with replacement of bendex pinion,rewinding of armature, bushes set, rewinding of field coil assembly, reassembling and refilled including testing of the complete self starter for capacity from 200 to 320 KVA DG Set Complete all as specified and directed.

M & L for dismantling and replacement of fuel Feed pump suitable for upto 200 KVA DG set complete all as specified and directed.

M & L for dismantling and replacement of V Belt / Fan belt suitable for all capacities of 10 KVA to 82.5 KVA and 100 KVA to 320 KVA DG set complete all as specified and directed.

M & L for dismantling and replacement of Diesel pipe suitable for all capacities of DG set complete all as specified and directed.

Supply & Fixing in replacement of complete INJECTOR ASSEMBLY suitable for 200 KVA DG set complete all as specified and directed.

M & L for dismantling and replacement of Engine water temperature meter suitable for all capacities of DG set complete all as specified and directed.

M & L for dismantling and replacement of Oil pressure meter suitable for all capacities of DG set complete all as specified and directed.

Taking down old repairable Radiator by opening nut/bolt from foundation and loading/unloading and transportation to local market. Dismantling, checking, testing for any defects and repairing as below : - Cleaning, washing the copper tubes and Top to bottom Copper Jal Frame of the radiator by acid process. Checking the leakage if any and repairing the same by doing the Soldering and Testing radiator with loading/unloading and transportation charges for refixing to its old position with proper accuracy and correct situation for Capacity from 100 KVA to 125 KVA DG sets including replacement of nut/bolt, hose pipe sets with clamps and testing complete.

Taking down old repairable Radiator by opening nut/bolt from foundation and loading/unloading and transportation to local market. Dismantling, checking, testing for any defects and repairing as below : - Cleaning, washing the copper tubes and Top to bottom Copper Jal Frame of the radiator by acid process. Checking the leakage if any and repairing the same by doing the Soldering and Testing radiator with loading/unloading and transportation charges for refixing to its old position with proper accuracy and correct situation for Capacity from 200 KVA to 320 KVA DG sets including replacement of nut/bolt, hose pipe sets with clamps and testing complete.

M & L for dismantling and replacement of Switch pressure ( Oil Safety ) suitable for all capacities of DG set complete all as specified and directed.

M & L for dismantling and replacement of Switch temperature (Water Safety) suitable for all capacities of DG set complete all as specified and directed.

M & L for disconnection, taking down and dismantling of Aftercooler assembly from foundation of DG set engine including repairing, soldering & cleaning of Radiator assembly complete by acid process and refixing to its old position with proper accuracy and correct situation including transportation charges for 200 to 320 KVA DG set complete all as specified and directed.

M & L for dismantling of FIP pump governor assembly from DG set engine for capacity 125 KVA including repair, overhauling, calibration complete and refixing to its original position properly complete all as specified and directed. (Note:- Materials such as Shaft governor weight carrier , Carrier governor weight, Plunger governor and Gear governor required for repairing of Pump governor will be measured and paid separately under BOQ)

Supply & fixing in replacement of Control Assembly relay card- 24 VDC/12 VDC for upto 200 KVA DG Set AMF Panel with checking of all connections etc. complete all as specified and directed. Make:- CUMMINS / KIRLOSKAR or Equivalent

Supply & Fixing in replacement of INJECTOR ASSEMBLY for 100 KVA to 125 KVA DG set complete all as specified and directed.

Supply & fixing in replacement of VMR Box for AMF PANEL OF UPTO 250 KVA DG SET complete all as specified and directed. Make: AE/ ELECT INDIA / UNITEK INDIA.

M & L for repairing of canopy doors complete with replacement of door lock-04 nos,door handle-04 nos, and hinges-08 nos including denting of doors complete all as specified and directed.

M & L for dismantling and replacement of Cup Injector of 125 KVA DG set capacity including calibration complete all as specified and directed. Make: Cummins / Kirloskar / Crompton Greaves.

M & L for dismantling and replacement of Barrel and plunger suitable for 125 KVA DG set complete all as specified and directed. Make: Cummins / Kirloskar / Crompton Greaves.

Supply & fixing in replacement of Rocker housing assembly suitable for 125 KVA DG set complete all as specified and directed. MAKE: CUMMINS OR EQUIVALENT.

M & L for taking out of burnt EXCITER UNIT ASSEMBLY of alternator for upto 30 KVA DG set and and rewinding of exciter unit with copper wire of existing gauge and quantity including tapping, varnishing, heating insulation material and testing complete including loading and transportation charges all as specified and directed.

M & L for dismantling of defective water pump assembly for 250 KVA to 320 KVA DG set by disconnecting of hose pipe connections, fanbelt, radiator connection and supply and fixing of new water pump assembly suitable for 250 KVA to 320 KVA DG set complete all as specified and directed. Make:-- Kirloskar / Cummins / ASHOK LEYLAND / GREAVES COTTON

M & L for dismantling of transformer unit assembly up to 30 KVA DG set and removing out burnt/ unserviceable transformer unit assembly, and rewinding of transformer unit assembly with super enamalled copper winding wire of existing gauge and quantity complete including loading and transportation charges all as specified and directed.

M & L for dismantling of turbo charger for 200 KVA to 320 KVA DG set engine including repair, overhauling complete and fixing to its original position properly complete all as specified and directed. (Note:- Materials such as Kit Turbo, sleeve turbocharger and support turbocharger seal required for repairing of Turbo charger shall be deemed to be included in the quoted rates.)

M & L for disconnecting, dismantling and overhauling of fuel injector pump of DG set capacity for 200 KVA to 250 KVA DG set and refixing properly to original position after replacement of Nozzle, F.I.P. Elements, Delivery valve, fuel pump gear and unserviceable parts etc. including overhauling, calibration and testing at admissible pressure properly complete all as specified and directed.

M & L for dismantling of defective water pump assembly for upto 82.5 KVA DG set by disconnecting of hose pipe connections, fanbelt, radiator connection and supply and fixing of new water pump assembly suitable for upto 82.5 KVA DG set complete all as specified and directed. Make:-- Kirloskar / Cummins / ASHOK LEYLAND / GREAVES COTTON

Supply & fixing drive accessory for repairing of Pressure Time pump for 125 KVA DG set complete all as specified and directed.

Supply & fixing oil seal for repairing of Pressure Time pump for 125 KVA DG set complete all as specified and directed.

Supply & fixing plunger Air fuel control for repairing of Pressure Time pump for 320 KVA DG set complete all as specified and directed.

Supply & fixing oil seal for repairing of Pressure Time pump for 320 KVA DG set complete all as specified and directed.

Supply & fixing gasket set fuel pump for repairing of Pressure Time pump for 320 KVA DG set complete all as specified and directed.

M & L for dismantling of turbo charger for upto 125 KVA DG set engine including repair, overhauling complete and fixing to its original position properly complete all as specified and directed. (Note:- Materials such as Kit Turbo, sleeve turbocharger and support turbocharger seal required for repairing of Turbo charger will be measured and paid separately under schedule 'A'.)

S & F in repair Kit Turbo for repairing of Turbo charger of upto 125 KVA DG Set complete all as specified and directed.

S & F in repair sleeve turbocharger for repairing of Turbo charger of upto 125 KVA DG Set complete all as specified and directed.

S & F in repair support turbocharger seal for repairing of Turbo charger of upto 125 KVA DG Set complete all as specified and directed.

Supply & fixing in replacement of A.V.R for 250 KVA to 320 KVA DG SET complete all as specified and directed. Make:- Kirloskar / AE / NATIONAL.

M & L for taking out old Flywheel ring for upto 125 KVA DG set and replacement of new flywheel ring with proper setting and alignment suitable for all capacities of DG set complete all as specified and directed.

Removing and Cleaning of Dust on surface of Engine, Alternator, KNOP, Diesel Tank, AMF Panel by Chemical Solution for 200 to 320 KVA DG Set complete all as specified and directed.

Removing and Cleaning of Dust on surface of Engine, Alternator, KNOP, Diesel Tank, AMF Panel by Chemical Solution for 100 KVA to 125 KVA DG Set complete all as specified and directed.

Removing and Cleaning of Dust on surface of Engine, Alternator, KNOP, Diesel Tank, AMF Panel by Chemical Solution for upto 82.5 KVA DG Set complete all as specified and directed.

M & L for taking out of burnt EXCITER UNIT ASSEMBLY of alternator from 62.5 KVA DG set and and rewinding of exciter unit with copper wire of existing gauge and quantity including tapping, varnishing, heating insulation material and testing complete including loading and transportation charges all as specified and directed.

Supply & fixing in replacement of SOLENOID STOPPER -12 VOLT DC suitable for 100 KVA to 125 KVA DG set complete all as specified and directed. Make :--CUMMINS / KIRLOSKAR .

M & L for taking out burnt FIELD COIL ASSEMBLY of alternator from 62.5 KVA DG set and and rewinding of field coil assembly with super enamalled copper winding wire of existing gauge and quantity including supply and fixing of new slip ring and carbon brush assembly complete including loading and transportation charges all as specified and directed.

M & L for disconnecting, dismantling and overhauling of fuel injector pump of DG set capacity for upto 125 KVA DG set and refixing properly to original position after replacement of Nozzle, F.I.P. Elements, Delivery valve, fuel pump gear and unserviceable parts etc. including overhauling, calibration and testing at admissible pressure properly complete all as specified and directed.

M & L for repairing of Pressure Time pump complete with replacement of drive accessories, plunger and barrel, weight/courier,oil sheets etc including machinery work for 125 KVA DG set complete all as specified and directed. (Note:- Materials such as drive accessory , plunger Air fuel control , oil seal and gasket set fuel pump required for repairing of Pump governor will be measured and paid separately under schedule 'A'.)

Supply & fixing plunger Air fuel control for repairing of Pressure Time pump for 125 KVA DG set complete all as specified and directed.

Supply & fixing gasket set fuel pump for repairing of Pressure Time pump for 125 KVA DG set complete all as specified and directed.

M & L for painting of DG set, panels, diesel tank, silencer with one coat of synthetic enamel paint and writing SM. MES No, Make and capacity after one coat of primer on preparing surfce for upto 82.5KVA DG Set complete all as specified and directed.

M & L for dismantling and replacement of Fuel filter cartridge duplex type suitable for upto 62.5 KVA DG set complete all as specified and directed.

Supply & Fixing of INJECTOR ASSEMBLY for upto 62.5 KVA to 82.5 KVA DG set complete all as specified and directed.

M & L for replacement of existing UNSV sign board with size of 4 X 3 feet of PVC fibre sheet board of 6mm size heavy duty including writing alphabatic letters computerised with refelctive sheets to be made as all directed of size 150mm fonts and fixed with stainless steel pipe heavy duty of size 40 to 50 mm dia and to be fixed outside the installations duly burried in ground along with required PCC and top of the sign board should be 2.5 mtr complete all as specified and directed.

M & L in replacement for earthing complete with galvanized steel earth plate electrode 600x600x6mm tthick buried directly in ground(earth plate not less than 2.25 mtr deep below the normal ground level ) with top edge of plate not less than 1.5 mtr below the normal ground level connected to galvanized earth strip 32X6mm thick by means of nuts bolts,washers,check nuts of iron or steel and welding full length of strip with earth plate including test point PCC type C-1 pit and 40 mm thick RCC cover in 1:2:4 (type B-1) medium grade GI watering pipe 20mm dia with funnel and wire mesh and 40 mm bore GI pipe light grade proection pipe up to test point etc including excavation & earhwork and charcoalt ,common salt surrounded with 15cm all around the plate all as specified.

M&L in replacement for wiring harnes upto 125 KVA complete all as specified and directed.

Supply & fixing in replacement of contactor of 3 Pole, 400 Amps, for AMF PANEL of DG Set with replacement of lugs and checking of all electric connections etc. And testing after completion complete all as specified and directed. Make :- L &T/ Legrand/ Schenieder.

Supply & fixing in replacement of ON-LOAD Changeover switch (Open Execution, Front operated) of 200 Amps, 4 Pole, 415 V, 50 Hz complete all as specified and directed. Make: HPL / HAVELLS.

Supply & fixing in replacement of ON-LOAD Changeover switch (Open Execution, Front operated) of 400 Amps, 4 Pole, 415 V, 50 Hz complete all as specified and directed. Make: HPL / HAVELLS.

Supply & fixing carrier governor weight for reparing of pump governor capactiy 125 KVA DG Set complete all as specified and directed.

Supply & fixing plunger governor for reparing of pump governor capactiy 125 KVA DG Set complete all as specified and directed.

Supply & fixing Gear governor for reparing of pump governor capactiy 125 KVA DG Set complete all as specified and directed.

Supply & fixing Shaft governor weight carrier for reparing of pump governor capactiy 125 KVA DG Set complete all as specified and directed.

M & L for replacement of magnetic Pickup suitable for 100 KVA to 125 KVA DG Set complete all as specified and directed. Make :- Cummins/ Kirloskar/ Ashol Leyland

Supply & fixing drive accessory for repairing of Pressure Time pump for 320 KVA DG Set complete all as specified and directed.

Supply & fixing in replacement of fully automatic Battery charger input 230V AC (transformer based) and out put 24V DC for 24 volt battery complete all as specified and directed. Make :- AE / Kirloskar / elect india / unitek india

Supply & fixing in replacement of fully automatic Battery charger input 230V AC (transformer based) and out put 12V DC for 12 volt battery complete all as specified and directed. Make :- AE / Kirloskar / elect india / unitek india

M & L for replacement of magnetic Pickup suitable for 200 KVA DG set complete all as specified and directed. Make :- Cummins / Kirloskar /Ashok Leyland.

MUKTA AND COMPANY

national engineering

M/s Sumer Associates