Military Engineer Services Tender

Providing, Installing, Testing and Commissioning complete of ‘Silent Type’ Diesel Generating set alongwith having Prime Power Rating of 400 KVA, 415 volts at 1500 RPM, 0.8 lagging power factor at 415 V suitable for 50 Hz, 3 phase system & for 0.85 Load Factor complete including RCC over PCC foundation as per manufacture’s instruction and anti-vibration pads including all features to comply with latest CPCB-IV Plus guidelines and noise label less than 75db at 01 (One) meter from DG set and consisting of the followings (Construction of foundation shall be paid separately) (anti-vibration pad as per manufacture specifcation shall be included in quoted rate):- (a) Diesel engine:- Diesel engine 4 stroke water cooled, electric start, of suitable BHP at 1500 RPM suitable for above output of alternator at 47 Degree C, 50% RH & at 1000 Meter MSL and conforming to BS 5514, BS 649, IS 10000, 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. (Ref PS for Detailed Specification) (b)Alternator :Synchronous alternator rated at 400 KVA,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 SPDP enclosure, brushless, continuous duty, self-excited andself-regulated through AVR conforming to IS: 4722/BS 2613 suitable for tropical conditions and with class-H insulation. (Ref PS for Detailed Specification) (c) Fuel Tank: Daily service fuel tank of requisite liters capacity (as per Manufacture Instructions) fabricated out of not less than 3 mm thick M.S. sheet complete with all standard accessories and fuel piping between fuel tank and diesel engine with MS class ‘C’ pipes of suitable dia. Complete with valves, level indications & accessories as required as per specifications specified by reputed manufacture.

(d)Engine mounted Instrument Panel (Including inbuilt/external AMF panel) fitted with and having digital display for following all as manufacture specifications: Foundation of external AMF Panel as per manufacture specification is included in the quoted rate. i. Start-stop switch with key ii. Water temperature indication iii. Lubrication oil pressure indication iv. Lubrication oil temperature indication v. Battery charging indication vi. RPM indication vii. Over/Under speed indication viii. Low lub. Oil trip indication ix. Engine Hours indication x. Microprocessor based Gen set controller having the following monitoring features and diagnostic features :- (aa) Monitoring features: - Phase Voltage, phase current, KVA, KW, KVAr, KWH, Power factor. (ab) Diagnostic features:- Battery charging failure, over current, over/ under voltage, over KW, Phase sequencing, Phase missing, high engine temperature, low/ high battery voltage, low fuel level, over crank protection (e) Base Frame & Foundation: Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer. (Ref PS for detailed Specification). (Base frame as per Manufacture specification shall be included in quoted rate) (f) Exhaust System: Dry exhaust mainfold with residential silencer complete all as per manufacture specification and instructions. (g) Starting System:12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable nos. of batteries (25 plates, 180 Amp. Hour capacity lead acid type) as required as per specifications. including Battery 2x 180 AH for 400 KVA. (h) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere as per manufacture specifications including to limit overall noise level to 75 DB (A) at a distance of 1 mtr from the enclosure as per latest CPCB norms under free field conditions.(Ref PS for detailed specification) (j) Testing all as specified in PS of tender documents.

(h) AMF Panel includes the following items:- (i) Under Voltage relay 415V AC for main -1 No. (ii) Under voltage relay 415 V AC for DG - 1 No. (iii) AC Timer 230 Volt , 2 No. +2 NC - 1 No. (iv) DC Timer 12/24 V - 1No. (v) Engine Start relay 12/ 24 V- 1 No (vi) Control MCB SP 6 Amp. 230 V – 9 Nos. (vii) Control MCB SP 16 Amp. 230 V – 2 Nos. (viii) Battery Charger 12/24 DC - 1 No. (ix) LED Indicating Light for Main & DG—6 Nos (x) LED Indicating Light for Main & Gen. ON – 2 Nos. (xi) LED Indicating Light for battery Charger –1 No. (xii) Digital Volt meter ( 0-500 V ) Flush Mounted 96 mm X 96 mm - 1 No. (xiii) Digital Amp meter ( 0-600 A ) Flush Mounted 96 mm X 96 mm - 1 No. (xiv) Volt Meter Selector switch 6 A - 1 No. (xv) Ampere Meter Selector switch 6 A - 1 No. (xvi) CT Coil 600/5 A CL-1 - 3 Nos. (xvii) DC Volt Meter 15/30 V analog type - 1 No. (xviii) DC Amp Meter 0-15 A analog type - 1 No. (xix) Trickle / Boost switch –2 Nos. (xx) Auto / Manual Selector Switch ---1 No. (xxi) Start & Stop Push Button - 2 Nos. (xxii) Digital Frequency Meter –1 No. (xxiii) Hooter 12/24 V DC - 1 No. (xxiv) Power Contactor 630 Amps 3 Pole having coil voltage 415 V AC for DG Supply - 1 No. (xxv) Power Contactor 630 Amps 3 Pole having coil voltage 415 V AC for Main Supply - 1 No. (xxvi) Incoming MCCB 630 Amps 415 V AC 36 KA 4 Pole Fixed Thermal Magnetic release for Main & DG Supply - 2 Nos. (xxvii) Control Relay - 1 Set. (xxviii) Over Load relay 3-5 A (xxix) Interconnecting Aluminium Link from MCCB to Contactors with Incoming & Outgoing- 1 Set.