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| Tender ID | 4895720 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : 82680/e8 Provision Of Dg Supply For Sac Comn Flt, Kknp Building And Building No P-83 At 17 Fbsu Air Force Station. |
| Last Date For Submission | 6th Aug, 2026 |
| Opening Date | 08 Aug, 2026 |
| Document Cost | 500.00 |
|---|---|
| EMD | 47000.00 |
| Estimated Cost | 2326000.00 |
| City | Trivandrum |
|---|---|
| State | Kerala |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Supply, install, testing and commissioning Auto Mains Failure Silent type Diesel Engine Generating set 415 volts 58.5 KVA, CPCB IV+, 3 -phase 0.8 power factor 50 Hz, 1500 RPM self excited self regulated brushless AC generator installed including acoustic enclosure suitable for ambient condition at Trivandrum and conforming to condition under IS 10000 series, IS 13018 with the following specifications:- Note:- (i) The capacity of Generator set shall be net after all due derating factors as per relevant IS/BS Standards design. (ii). The quoted rate shall be deemed to be inclusive of first fill of oil and final successful acceptance test. (iii) All testing arrangements/ equipment's shall be made available by the contractor at own cost. | 1 | Each |
| 2 | (A). Alternator :- Standard design alternator rated at 58.5 KVA/ nearest higher available capacity at 0.8 (lag) power factor AC, 3 - phase 4 - wire 415 volts 50 Hz, 1500 RPM, self excited self regulated screen protected drip proof brushless design with winding in pole faces impregnation on all wound components for better mechanical strength, insulating class 'H' and voltage regulation of + 1% at rated voltage from no load to full load. The alternator shall be confirming to IS: 4722/ IS 13364 standards and shall be in position to generate supply with frequency regulation with in + 1% tolerance. The alternator will be suitable for tropical climate and shall generally conform to BS - 2613/5000/ IS - 4722. i) Insulation class - 'H' ii) Temperature rise Class - 'H' iii) Excitation : Self Excited iv) Regulation performance: The voltage is kept constant with + 1%, manual voltage adjustment within + 5% . v) Frequency regulation + 1%. | ||
| 3 | (B) Diesel Engine: - Adequate capacity of Diesel engine as accepted by the accepting officer based on manufacturers technical details liquid cooled to drive independently above alternator and after considering derating as per site conditions after generating and reducing power consumed by accessories directly coupled through the holset type coupling multi cylinder four stroke direct injection, cold starting 1500 RPM, as per relevant IS/BS complete with standard accessories all as specified and required for safe handling and operation salient features of accessories shall be as under:- | ||
| 4 | i) Fly wheel with housing ii) Cooling system :- Moulded radiator with fan & belts. iii) Cooling Water/liquid pump : - Centrifugal type belt driven. iv) Exhaust System :- Exhaust System complete with exhaust expansion bellow and exhaust piping of suitable dia with MS pipe medium grade upto & outside the building, covered with asbestos rope and aluminium foil of 28 SWG complete with in the enclosure for safe exhaust without transforming vibration to the wall/enclosure. Turbo charger type, Exhaust manifold . Silencer : Residential type | ||
| 5 | v) Fuel System :- Fuel injection system with fuel injectors, fuel injection solenoid switch controlled by governor electronic operated for 1% speed /frequency regulation. Dual fuel filter system pre filter including water separator and Water in Fuel (WIF) sensor and main filter. Fuel hoses. vi) Lub oil System :- Lubricating oil filter, Lubricating oil pump vii) Air Intake System :- Air intake Manifold , Air cleaner dry type, Governor electronic viii) Starting System :- Electric Self starter with and including battery charging alternator. ix) Batteries :- Batteries of maintenance free of suitable capacity as per OEM complete with copper conductor multistranded leads of suitable length from self starter to the battery terminals complete with initial charge and initial fill of electrolyte all as specified and : Starter gear ring, Start and stop push button, Ignition key / Switch. Handling and operation : Salient features of accessories shall be as under: Radiator with blower fan, Corrosion inhibitor coolant, Paper element filters for fuel, lub oil and by pass. |
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