Inviting Tenders for Supply, Installation, Testing and Commissioning of 500 KVA DG Set for Temperature Controlled Warehouse at Medchal, Hyderabad. Amendment to Tender Reference No. BL/LI/CC/HYD/22 Date 27-07-2015 Amendment No.1, Date of Issue 13-08-2015 As raised by different bidders, the following clarifications and amendment are being uploaded in our websites, www.balmerlawrie.com and http://balmerlawrie.eproc.in Clause No. Particulars As Mentioned in Tender Clarifications/ Amendments 1. Eligibility Criteria The bidder should have successfully executed the supply, erection and commissioning of at-least 15 DG Sets of capacity 500 KVA or higher during the last 5 years till the date of tender. Copy of purchase order for 15 such projects are to be submitted. Also copy of project completion certificate from the client for at least 5 such projects affirming that the DG set has been The Amended Eligibility Criteria Minimum 7 Years of experience of having successfully completed works of similar nature with CPWD, State PWD, MES, Railways, Central PSU or any other private companies for following values of work ending 30 th June 2015. a. 3 Similar Orders costing not less than 16 Lacs or b. 2 Similar Orders costing not less than operating successfully is to be 20 Lacs submitted. c. 1 Similar Orders costing not less than 32 Lacs 23 Guarantee/ Warranty Diesel Engine 30 Months from the date of dispatch or 24 Months from the date of commissioning or 2500 The Guarantee/ Warrantee of the DG Set shall be valid for 12 months from the date of commissioning or 18 months from the date P a g e 1 5
Hrs of operation whichever occurs first. Alternator 24 Months from the date of dispatch Control Panel 12 Months from the date of commissioning or 15 months from the date of dispatch whichever is earlier 28 Liquidated Damage 0.50% of contract value per week delay, maximum upto 10% Approved Vendor Cummins/kirloskar/Mahindra/Volvo/ Ashok Layland/ Escorts/Caterpiller/ Greaves/ Mitsubishi of supply or 5000 hours of operation, which occur earlier. No Change in the conditions. The make of the vendors shall be considered as follows, Engine Cummins/ Ashok Layland/ Kirloskar / Mahindra/ Caterpillar/ Greaves/ Mitsubishi/ Volvo/ Escorts. Alternator Stamford/ Kirloskar/ Crompton Greaves/Mec a lite/ Leroy Somer Note:- The Engine vendor s or their approved dealer/ assembler can bid in the Tender. In case of dealer/ assembler, bidder to furnish copy of OEM s authorisation certificate. Technical Specifications Amendments Clause No./ Ref. Page No. Description Tender Specifications Amendment/ Clarifications P a g e 2 5
2.1(2) on Page No.18 Current (Amps) 445 Amp 695 Amp or as per Manufacturer s standards. 2.1(7) on Page No.18 No. of Cylinders 6 in line Multiple Cylinders as per Manufacturer Standards. 2.1(10) on Page No. 18 Fuel Consump tion (Lit Per Hr.) @ 75% load With radiator and Fan 96.89 As per IS 1460. 2.1(13) on Page No. 18 Total Coolant Capacity (Litres) 84.40 As Per Manufacturer Standards. 2.2 b on Page No. 19 Diesel Engine Diesel Engine Accessories Flexible Coupling 2.2 h on Page No. 19 Diesel Engine Diesel Engine Accessories PT Fuel Pump 2.2 q on Page No. 19 Diesel Engine 1. Engine Instrument Panel with following Lubricating Oil Temperature Lubricating Oil Pressure Gauge Water Temperature Gauge Hour Meter & Speedometer Annexure A Diesel Engine Local instrument panel (displaying the values as specified on Page No. 23 Electronic governing starting switch with key Lube Oil Pressure Closed Coupling as per manufacturer standards Microprocessor based engine Dg set controller which shall have all necessary protections as per standards. Microprocessor based engine Dg set controller which shall have all necessary protections as per standards. P a g e 3 5
Lubricating Oil Temperature Water Temperature Hour meter and RPM Indicator High Water Temperature (HWT) 2.2 r on Page No. 19 Diesel Engine Safety Control Trip for low lubricating oil pressure. Safety control trip for high lube oil temp. Safety control trip for high water temp. Safety control trip for engine over speed. on Page No. 20 Fuel System Fuel system to the engine shall be supplied from a Fuel Tank. The DG Tank should have fuel tank capacity to run continuously for twelve hours without refilling On Page No. 21 Engine Governin g System The engine governing system shall be of class A hydraulic governor. An over speed trip mechanism shall be provided to automatically shut off the fuel supply in case of set speed reading about 110% of rated speed. Safety Control Trip for low lubricating oil pressure. Safety control trip for high water temp. Safety control trip for engine over speed. Fuel system to the engine shall be supplied from a Fuel Tank. The DG Tank should have fuel tank capacity to run continuously for 8 (Eight) hours without refilling. The engine governing system shall be as per latest IS Standards and CPCB Norms hydraulic governor. An over speed trip mechanism shall be provided to automatically shut off the fuel supply in case of set speed reading about 110% of rated speed. P a g e 4 5
On Page No. 22 Acoustic and weather proof enclosure The enclosure should be well fabricated structure using 14 SWG sheet steel on all sides. The enclosure should be well fabricated structure using 16 SWG sheet steel on all sides. On Page No.22 AMF Panels SWITCH GEARS : 800A, 3 Pole ACB EDO Type with 140A, 3P neutral contactor for MAINS (Optional). Annexure A Annexure A Overload Capacity Diesel Engine 20% for one hour in any 12 continuous operation Diesel engine, 6 cylinders, Liquid cooled, 310 BHP @1500 RPM 800A, 3 Pole ACB EDO Type with 140A, 3P neutral contactor for MAINS. 10% for one hour in any 12 continuous hrs operation conforming to IS 4722. Diesel engine, 6 cylinders, Liquid cooled, suitable BHP @1500 RPM Batteries with Leads and Terminals. Annexure A, Battery Dry and uncharged batteries with leads and terminals 12 V Price Bid First Fuel Fill Not Mentioned First charge of Fuel ( tank full ) and engine oil Shall be provided after commissioning P a g e 5 5