MITSUBISHI S12H-PTA SPECIFICATION SHEET …

1 MITSUBISHIS12H-PTA SPECIFICATION SHEETDIESEL ENGINESGENERAL engine DATAType 4-Cycle, Water CooledAspirationTurbo-Charged, After Cooler (Jacket water to Cooler)Cylinder Cylinders12 Bore mm(in.)150( )Stroke mm(in.)175( )Displacement liter(in3) (2265)Compression :1 Dry Weight - engine only - kg(lb)4300(9482)Wet Weight - engine only - kg(lb)4560(10055)PERFORMANCE DATAS teady State Speed Stability Band at any Constant LoadHydraulic (std.) or Electric Governor - % or betterMaximum Overspeed Capacity - rpm2000 Moment of inertia of Rotating Components - kgf m2(lbf ft2) (1320)(Includes )Cyclic Speed Variation with Flywheel at 1800rpm1/569 1500 rpm 1500rpm1/335 engine MOUNTINGM aximum Bending Moment at Rear Face of Flywheel Housing - kgf m(lbf ft)200(1447)AIR INLET SYSTEMM aximum Intake Air Restriction (Includes piping)With Clean Filter Element - mm H2O ( ) 400( )With Dirty Filter Element - mm H2O ( )635( )EXHAUST SYSTEMM aximum Allowable Back Pressure - mm H2O ( )600( )LUBRICATION SYSTEMOil Pressure at ldle - kgf/cm2(psi)2 3(29 43) at Rate Speed - kgf/cm2(psi)5 6(71 86)Maximum Oil Temperature - oC(oF)110(230)Oil Capacity of Standard Pan High - liter ( )180( )Low - liter ( )150( )Total System Capacity (lncludes Oil Filter) - liter ( )200( )Maximum Angle of lnstallation (Std.)

2 Pan) Front ( engine Only) Front Up11oSide to SYSTEMC oolant Capactiy ( engine only) - liter ( )100( )Maximum External Friction Head at engine Outlet - kgf/cm2(psi) ( )Maximum Static Head of Coolant above Crankshaft Center - m(ft)10( )Maximum Outlet Pressure of engine Water Pump - kgf/cm2(psi)2( )Standard Thermostat (modulating)Range - oC(oF)71 85(160 185)Maximum Coolant Temperature at engine Outlet - oC(oF)98(208)Minimum Coolant Expansion Space - % of System Capacity10 Maximum Coolant Temperature at Intercooler lnlet, TK type - oC(oF)Maximum Air Restriction on Discharge Side of Radiator and Fan - mm H2O( )10( )APPLICATION : GENERATORPub. No. T13-0304-EJun. '99 Printed in Japan MITSUBISHIS12H-PTA SPECIFICATION SHEETDIESEL ENGINESFUEL SYSTEMFuel Injector MITSUBISHI Unit injector 12 Maximum Suction Head of Feed Pump - mm Hg (in. Hg)75( )Maximum Static Head of Return Pipe - mm Hg ( )220( )STARTING SYSTEMB attery Charging Alternator - V- Ah24-30 Starting Motor Capacity - V - 2 Maximum Allowable Resistance of Cranking Circuit - m Minimum Battery CapacityAt 5oC (41oF) and above - Ah300 Below 5oC (41oF) through - 5oC (23oF)600 The specifications are subject to change without SPECIFICATION SHEETDIESEL ENGINES engine RATING All data represent net performance with standard accessories such as air cleaner, inlet /exhaust manifolds, fuel oil system, pump, etc.

3 Under the condition of in. (746 mm) Hg barometric pressure, 85oF( ) ambient temperature and in.( ) Hg vapor POWERPRIME POWER60Hz50Hz60Hz50 HzEngine Speedrpm1800150018001500No. of Cylinders12 Boremm150(in.)( )Strokemm175(in.)( )Displacement ( )(2265)Brake Horse power without FanHP1501136713671247(kW)(1120)(1020)(10 20)(930)Brake Mean Effective Pressure without Fan(psi)(292)(319) (266)(290) Mean Piston (ft/min)(2067)(1732) (2067)(1732) Maximum Regenerative Power HP145105145105 Absorption Capacity without Fan(kW)(108)(78) (108)(78) Intake Air flowm3/min9383 8475 (CFM)(3284)(2931) (2966)(2648) Exhaust Gas Flowm3/min245219 223200 (CFM)(8651)(7733) (7874)(7062) Coolant Flowliter/min1450120014501200( GPM)(383)(317) (383)(317) Coolant Flow to Intercoolerliter/min(TK only)( GPM)Cooling Air Flowm3/min1800180018001800(Std. Fan)(CFM)(63558)(63558) (63558)(63558) Fan Loss Horse PowerHP53535353(Std. Fan)(kW)(40)(40) (40)(40) Radiated Heat to Ambientkcal/hr6981562327 6358256856 (BTU/min)(4617)(4122) (4205)(3760) Heat Rejection to Coolantkcal/hr581788519392 529849473798 (BTU/min)(38479)(34352) (35044)(31336) Heat Rejection to Inter Coolerkcal/hr(TK Version)(BTU/min)Heat Rejection to Exhaustkcal/hr712756619008 649126564669 (BTU/min)(47141)(40940) (42932)(37346) Noise Level (1 m height & distance)dB(A)113107111105(excludes, lntake,Exhaust & Fan)The specifications are subject to change without No.

4 T13-0304-EMar. '99 Printed in Japan MITSUBISHIS12H-PTA SPECIFICATION SHEET diesel ENGINES engine RATING All data represent net performance with standard accessories such as air cleaner, inlet /exhaust manifolds, fuel oil system, pump, etc. under the condition of in. (746 mm) Hg barometric pressure, 85oF( ) ambient temperature and in.( ) Hg vapor POWERCONTINUOUS CCONTINUOUS D60Hz50Hz60Hz50Hz60Hz50Hz60Hz50 HzEngine Speedrpm18001500180015001800150018001500 No. of CylindersBoremm(in.)Strokemm(in.)Displac ement liter( )Brake Horse power without FanHP15011367136712471233112610991005(kW )(1120)(1020)(1020)(930)(920)(840)(820)( 750)Brake Mean Effective Pressure Fan(psi)(292)(319)(266)(290)(239)(263)(2 13)(235)Mean Piston (ft/min)(2067)(1732)(2067)(1732)(2067)(1 732)(2067)(1732)Maximum Regenerative Power HP145105145105145105145105 Absorption Capacity without Fan(kW)(108)(78)(108)(78)(108)(78)(108)( 78)Intake Air flowm3/min9383847676696862(CFM)(3284)(29 31)(2966)(2684)(2684)(2436)(2401)(2189)E xhaust Gas Flowm3/min245220223201201183180163(CFM)( 8651)(7768)(7874)(7097)(7097)(6462)(6356 )(5756)Coolant Flowliter/min145012001450120014501200145 01200( GPM)(383)(317)(383)(317)(383)(317)(383)( 317)Coolant Flow to Intercoolerliter/min(TK only)( GPM)Cooling Air Flowm3/min180018001800180018001800180018 00(Std.)

5 Fan)(CFM)(63558)(63558)(63558)(63558)(63 558)(63558)(63558)(63558)Fan Loss Horse PowerHP5353535353535353(Std. Fan)(kW)(40)(40)(40)(40)(40)(40)(40)(40) Radiated Heat to Ambientkcal/hr69815627456358257237573495 20285111746437(BTU/min)(4617)(4150)(4205 )(3786)(3793)(3441)(3381)(3071)Heat Rejection to Coolantkcal/hr58178852287852984947697847 7911433566425972386975(BTU/min)(38479)(3 4582)(35044)(31547)(31608)(28675)(28173) (25594)Heat Rejection to Inter Coolerkcal/hr(TK Version)(BTU/min)Heat Rejection to Exhaustkcal/hr71275662904764912657382758 5495526416521865469848(BTU/min)(47141)(4 1604)(42932)(37952)(38724)(34816)(34515) (31075)Noise Level (1 m height & distance)dB(A)113107112106110105109105(e xcludes, lntake,Exhaust & Fan)The specifications are subject to change without No. T13-0304-EJun. '99 Printed in Japan 175( ) (2265)PRIME POWER12150( )