Replacement of 1x2000KVA DG Set

Amount

Supply installation testing and commissioning of Open type DG set as per latest CPCB norms with having prime power ratings of 2000 KVA , 415 Volt at 1500 RPM, 0.8 lagging power factor at 415 V suitable for 50 HZ, 3 Phase system & for 0.85 Load factor, Meeting CAQM direction no-76 or latest, including testing at factory & site, with load for test and other necessary arrangment as per specifications, test report, OEM Manual, rating plate as per relavent IS code etc. and consisting of following. Diesel Engine: "Diesel Engine 4 stroke Radiator Cooled, electric start, of suitable BHP at 1500 RPM suitable for above input of Alternator at 40 Degree C, 50% RH & at 1000 Meter MSL and confirming to BS 5514 / ISO standard practices capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine will be fitted complete with all the required accessories. This DG set to be synchronized with existing Perkins make 2 x 2000 KVA DG Sets"

Alternator : Synchronous alternator rated at 1600 KW, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 40 Degree C, 50% RH & at 1000 Meter MSL. The alternator shall be having screen protected Drip proof (SPDP) enclosure, brushless, continuous duty self excited and self-regulated through AVR conforming to BS 5000 / BS 2613 suitable for tropical conditions and with class - H insulation in screen protected drip proof IP 23 enclosure. Alternator should be fitted with Space Heater, RTD/ BTD (without scanner). The terminal box shall be suitable for Cable outgoings termination. Band of voltage regulation shall be ± 0.5% or better of rated voltage from no load to full load. It should incorporate the following :- Continuous damper winding. Thermistor or RTD and Bearing Temperature detectors PMG exciter or separate winding for excitation. Space Heater. Digital AVR to be part of genset controller. Metering and protection CTs as required for paralleling. Terminal box with both ends of each phase winding brought to terminals GENSET CONTROLLER The DG set controller should have the following features: Digital Full authority electronic engine control for the fuel system Digital voltage regulation with 3 phase voltage sensing as part of Genset controller Digital Electronic Governing Alternator protection providing single and three phase fault current regulation enabling downstream devices to have maximum current to clear the fault without damaging Alternator

Analog and digital AC metering Battery Monitoring system to monitor and warn against weak battery condition Digital alarm and status indication with recent fault code logging Integrated fuel ramping to limit black smoke and frequency overshoot. Inbuilt Auto synchronizing Auto Load sharing Inbuilt feature for synchronizing utility bus. Monitoring of DG breaker closure. Programmable fault thresholds Allow the genset to operate at preset time to ensure healthiness of the system Master first start sensor for providing interlock to prevent multiple sets simultaneously closing on dead bus. Capable of bypassing certain shutdown faults for trouble shooting with fail to shutdown fault display . Emergency stop should not be bypassed during process Base Frame & Foundation : Both the engine and alternator shall be mounted on suitable common base frame made of MS channel with necessary reinforcement which shall be installed on existing cement concrete foundation and vibration isolation arrangement to be provided as per recommendations of manufacturer like AVM PAD etc. Any alterations/damage & repair required in the foundation shall be in the scope of working agency. Fuel Tank : Connection of newly installed diesel engine with existing fuel piping complete with supply of additional M.S. Pipes, valves, level indications & accessories as required as per specifications Exhaust System : Dry exhaust manifold with hospital/critical type exhaust silencer and catalytic convertor Starting System : 24V DC starting system comprising of starter motors : voltage regulator and arrangement for initial excitation complete with 4 nos. of batteries (suitable capacity dry charged, SMF - supplied by Engine mfr) as required as per specifications. OEM Supply only.

Loading and unloading to site:- Loading & Unloading including transportaion from factory to site and Shifting of DG Set inside DG room at site with Crane complete as per site requirement, any dismantling of walls and frames of DG room i/c refixation of the same for shifting of DG set inside DG room need to be carried out by the agency. Warranty / Defect liability Period:- The DG set shall be warranted against faulty workmanship, material defects and performance failure for a minimum period of 2 years or 5000 Operating hours, whichever occurs earlier from the date of SITC work completion, In addition, critical engine components such as the crankshaft, camshaft, connecting rod, cylinder block and cylinder head must carry a minimum warranty of 5 years or 5000 hours, as per manufacturer documentation. The 2 years warranty during defect liability period shall cover complete system such as engine, alternator, after treatment, controller, PLC, Exhuast, panel, batteries etc. To ensure compatibility and fault traceability, the DG set must be factory -integrated and type tested as a complete genset. Panel and control unit must also be tested and integrated by the same OEM. Entire genset solution(engine,alternator,controller,after treatment, panel, battery) must carry a single point brand responsibility for spares and warranty claims. No sub vendor or delar level assembly of genset components will be accepted. Only factory-integrated and tested packages shall be permitted. Bidder must confirm availability of 500 hour / 1 year service interval (by producing OEM maintenance schedule) and submit warranty certificates along with tender submisson. B Check,C check & Consumbales during defect liability period of 2 years:- Bidder shall perform minimum 01 nos B check i/c supply of B-check kit & other consumbales on completion of 500 hour / 1 year or as per OEM recommandations during defect liability period of 2 years Bidder shall perform minimum 01 nos C check i/c supply of C-check kit & other consumbales as per OEM recommandations during defect liability period of 2 years

Exhaust Piping:- Supply and fixing exhaust gas piping of 450 NB 5 mm thick, welded black MS, B class pipe confirming to IS : 3589 cut to required lengths and installed with necessary bends and clamps, insulation of exhaust system with mineral wool / Rockwool 75 mm thick, 96 kg/m3 density, wire mesh & Aluminium cladding etc. as per specifications i.e grouting, plastering etc. complete as required. charges for scaffolding / crane for installing Exhaust Pipe/ silencer is in agency scope (Exahust piping to be connected in existing Exhaust piping at site)

Exhaust Piping:- Supply and fixing exhaust gas piping of 300 NB 4.85 mm thick, welded black MS, B class pipe confirming to IS : 3589 cut to required lengths and installed with necessary bends and clamps, insulation of exhaust system with mineral wool / Rockwool 75 mm thick, 96 kg/m3 density, wire mesh & Aluminium cladding etc. as per specifications i.e grouting, plastering etc. complete as required. charges for scaffolding / crane for installing Exhaust Pipe/ silencer is in agency scope (Exahust piping to be connected in existing Exhaust piping at site)

Insulation of Silencers

Supply & fixing Stainless Steel Bellows - 450 mm

MS support structure for Exhaust pipe

BUS Duct Connection:- Supply and connection/ terminations of 5000 Ampere, Al Bus duct suitable for connection with DG set and existing Godrej make Bus Duct (currently connected with DG set to be dismantelled )(Straight Length (including 90 degree bends, End connections - Adaptor Box, Copper Flexible, Flange End and Rubber Bellow at DG end)

Supply of 12 core x 2.5 sqmm size of Copper Control Cables including laying on existing cable trays

Supply of 4 core x 2.5 sqmm size of Copper Control Cables including laying on existing cable trays

Supply of 2 core x 4 sqmm size of Copper Control Cables including laying on existing cable trays

Supply of 2 core x 2.5 sqmm size of Copper Control Cables including laying on existing cable trays

Supply of 30 core x 0.75 sqmm size of Copper Control Cables including laying on existing cable trays

Supply of 4 core x 2.5 sqmm size of Copper Control Cables including laying on existing cable trays

Providing & fixing of End termination of the 12 core x 2.5 sqmm power/Control Cable termination

Providing & fixing of End termination of the 4 core x 2.5 sqmm power/Control Cable termination

Providing & fixing of End termination of the 2 core x 4 sqmm power/Control Cable termination

Providing & fixing of End termination of the 2 core x 2.5 sqmm power/Control Cable termination

Providing & fixing of End termination of the 4 core x 2.5 sqmm shielded power/Control Cable termination

Supplying and installing of 300 mm Width X 50 mm depth X 1.6 mm thikness of perforated painted with poweder coating Hot dipped Galvanised iron Cable trays (Galvanisation thickness not less then 50 microns) i/c bends, Tee, Cross member, reducer with perforation not more than 17.5% , in convenient sections, joined with cable tray Cover, connectors, suspended from ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc. as required.

Earthing - Existing Earthing to be used:- Providing & Fixing 75 mm x 10 mm GI strip from Existing earthing strip which is connected with earth electrode in ground, as required.

Earthing - Existing Earthing to be used:- Providing & Fixing 50 mm x 6 mm Copper strip from existing earthing strip which is connected with earth electrode in ground, as required.

Synchronization & PLC Panel-SITC of new synchronisation panel having controllers for new DG set and existing 2 X 2000 KVA perkins DG set along with PLC system complete software for remote operation of DG sets & hardware like CPU system specification as mentinsoed below, Monitor 21 inch,Printer, keyboard, mouse, Computer table etc. for auto start stop of DG set complete including synchronization of 01 nos new DG set with existing 2 x 2000 KVA Perkins make Engine DG sets (PLC Make- STUCKE) CPU processer must be 14th gen or newer. Intel Core i5 or an equilvant AMD Ryzen processor CPU RAM minimum 16 GB and 500 GB SSD storage CPU must have Windows 11 or latest operating system. Laser printer with 2 cartridge

Dismantling and shifting of existing perkins make DG set including charges for crane or manpower charges for shifting the DG set at appropriate location inside DATS complex premises as directed by EIC. Any damage to the existing foundation and working DG sets installed in the DG room shall be attributable to the working agency.

Bidder Name

Amount in Words

shiv electric (BID ID -921676)

K B CONTRACT (P) LTD (BID ID -922639)

Mona Generator Services Pvt. Ltd. (BID ID -922793)

National Engineering (BID ID -922790)

HIMALAYA GENERATORS (BID ID -922047)

Sudhir Power Projects Limited (BID ID -922672)

Virtus Techno (BID ID -914562)

VOID FIRE CONSULTANTS (BID ID -921835)

Sudhir Power Projects Limited (BID ID -922672)

Mona Generator Services Pvt. Ltd. (BID ID -922793)

VOID FIRE CONSULTANTS (BID ID -921835)

K B CONTRACT (P) LTD (BID ID -922639)

HIMALAYA GENERATORS (BID ID -922047)

Virtus Techno (BID ID -914562)

shiv electric (BID ID -921676)