General Inline four stroke diesel engine with direct injection. Rotation direction, anticlockwise viewed towards flywheel. Turbocharged Number of cylinders 6 Displacement, total Firing order in 3 12,78 779,7 153624 Bore Stroke mm in mm in 131 5,16 158 6,22 Compression ratio 18,1:1 Dry weight Engine only, excluding cooling system GenPac kg lb kg lb 1295 2855 1715 3781 Wet weight Engine only, excluding cooling system GenPac kg lb kg lb 1325 2921 1790 3946 Performance without fan kw 395 hp 537 with fan kw 376 hp 511 without fan kw 363 hp 494 with fan kw 344 hp 468 Torque at: Nm 2096 lbft 1545 Nm 1926 lbft 1420 Mean piston speed m/s 9,5 ft/sec 31,2 Effective mean pressure at: MPa 2,1 299 Effective mean pressure at: MPa 1,9 275 Max combustion pressure at: MPa 15,8 2292 Max combustion pressure at: MPa 15,1 2190 Total mass moment of inertia, J (mr 2 ) kgm 2 lbft 2 3,43 81,5 Degree of irregularity at: 1:75 Friction Power kw 44 hp 59,432
Engine noise emission Test Standards: ISO 37441981 (E) sound power (without fan, intake and exhaust noise) Tolerance ± 0.75 db(a) Measured sound power Lw No load db(a) 111,3 db(a) 114,4 db(a) 114 Calculated sound pressure Lp at 1 m No load db(a) db(a) db(a) Unsilenced exhaust noise Data calculated as sound pressure Lp. Assumed microphone distance 1 m db(a) 118 db(a) 118 Test conditions for load acceptance data Warm engine. Generator Model Type of AVR Stamford HCI 444 F1 SX 440 Load acceptance performance can vary due to actual alternator inertia, voltage regulator, type of load and local ambient conditions. UFRO : Stdsetting 57 Hz / 400 V Single step load performance at 1800 rpm Load (%) Speed diff % Recovery time (s) Remaining load Speed diff (%) Recovery time (s) Prime Standby Prime Standby (%) Prime Standby Prime Standby 020 1,5 1,5 0,8 1 20100 8,8 9,5 1,5 1,9 040 2,7 2,8 1,2 1,3 40100 5,6 6,9 1,1 1,7 060 4,5 4,6 1,0 1,2 60100 2,9 3,2 0,9 1,6 070 5,8 7,0 0,9 1,3 70100 1,9 2,0 1,3 1,1 075 6,3 0,9 75100 1,7 1,2 077 10,0 1,2 77100 1,7 1,2 083 9,2 1,4 83100 1,2 0,9 1000 4,9 5,0 0,9 1,2
Cold start performance Time from start to no load speed at ambient C 20 s 5,2 temperature: 5 s 6,0 15* s 9,5 Time from start to stay within 0.5% of no load C 20 s 6,0 speed at ambient temperature: 5 s 6,5 15* s 12,0 * With manifold heater 4 kw engaged, lubrication oil 15W/40 and block heater. Block heater type Make Power kw Engaged hours Cooling water temp engine block Volvo 2 Lubrication system Lubricating oil consumption /h 0,05 /h 0,013 /h 0,04 /h 0,011 Oil system capacity including filters 36 9,5 Oil sump capacity: max 30 7,9 min 19 5,0 Oil change intervals/specifications: VDS3 VDS2 h h h 600 400 200 Engine angularity limits: front up 11 front down 11 Oil pressure at rated speed side tilt 11 370 520 54 75 Oil pressure shut down switch setting 190300 2844 Lubrication oil temperature in oil sump: max C F 130 266 Oil filter micron size µ 40 * See also general section in the sales guide Fuel system 25% g/kwh 253 Specific fuel consumption at: lb/hph 0,410 50% g/kwh 214 lb/hph 0,347 75% g/kwh 210 lb/hph 0,340 100% g/kwh 208 lb/hph 0,337 25% g/kwh 252 Specific fuel consumption at: lb/hph 0,408 50% g/kwh 218 lb/hph 0,353 75% g/kwh 209 lb/hph 0,339 100% g/kwh 205 lb/hph 0,332 12 10 C 50 F
Fuel system Fuel to conform to ASTMD975No1 and 2D JIS KK 2204, EN 590 System supply flow at: /h 116,0 /h 30,6 Fuel supply line max restriction 10,0 1,5 Fuel supply line max pressure, engine stopped 0,0 System return flow /h 18,0 /h 4,8 Fuel return line max restriction 20,0 2,9 Maximum allowable inlet fuel temp C 60 F 140 Prefilter / Water separator micron size Fuel filter micron size µ µ 10 5 Governor type/make, standard Volvo / EMS 2.2 Injection pump type/make Delphi E3 Intake and exhaust system Air consumption at: m 3 /min 26 (+25 C and 100) cfm 918 m 3 /min 26 cfm 918 Max allowable air intake restriction including piping 5 0,7 Air filter type Single stage paper cartridge Air filter cleaning efficiency Heat rejection to exhaust at: Exhaust gas temperature after turbine at: Max allowable back pressure in exhaust line Exhaust gas flow at: (temp and pressure after turbine at the corresponding power setting) % 99,85 kw 300 BTU/min 17061 kw 269 BTU/min 15298 o C 535 o F 995 o C 470 o F 878 10 1,5 m 3 /min 67,7 cfm 2391 m 3 /min 62,7 cfm 2214
Cooling system Heat rejection radiation from engine at: kw 9 BTU/min 512 kw 8 BTU/min 455 Heat rejection to coolant at: kw 177 BTU/min 10066 kw 164 BTU/min 9327 Coolant Volvo Penta coolant "ready mix" or Volvo Penta coolant mixed with fresh clean water 40 / 60 Radiator cooling system type Closed circuit Standard radiator core area Fan diameter Fan power consumption AOT 56 * m² foot² mm in kw 0,8 8,61 890 35,04 12 hp 16 Fan power consumption AOT 60 * Standard kw 19 hp 26 Fan drive ratio AOT 56 * 0,84 : 1 Fan drive ratio AOT 60 * Standard 0,99 : 1 Coolant capacity, Coolant pump engine std radiator with hoses drive/ratio 20 5,28 24 6,34 Belt / 1,43:1 Coolant flow with standard system, outer circuit. l/s 5,5 /s 1,45 Minimum coolant flow, outer circuit. l/s 5,0 /s 1,32 Maximum outer circuit restriction, including piping 40 5,8 Thermostat Maximum static pressure head (expansion tank height + pressure cap setting) Minimum static pressure head (expansion tank height + pressure cap setting) Standard pressure cap setting Maximum top tank temperature Draw down capacity * Applies to AOT at standby power and 0 external restriction start to open C F 82 180 fully open C F C F 92 198 100 14,5 70 10,2 70 10,2 107 225 4% of cooling system capacity
Charge air cooler system Heat rejection to charge air cooler kw 87 BTU/min 4948 kw 83 BTU/min 4720 Charge air mass flow kg/s 0,50 kg/s 0,49 Charge air inlet temp. C 215 (Charge air temp after turbo compressor) F 419 C 208 F 406 Charge air outlet temp. C 45 (Charge air temp after cooler) F 113 Std cooling system 0 kpa ext restriction. C 43 Air on Temp 33 C F 109 Maximum pressure drop over charge air cooler incl. piping Charge air pressure (After charge air cooler) Standard charge air cooler core area m² foot² 8 1,16 264 38,29 0,89 9,58 Cooling performance Cooling air flow and external restriction at different radiator air temperatures based on 107 C TTT and 40% antifreeze. Based on normal atmosperic pressure 101,6 kpa. (radiator and cooling fan, see optional equipment) Engine speed Air on PRIME POWER STANDBY POWER rpm temp Air flow External restriction Air flow External restriction C m3/s Pa m3/s Pa 1800 40 4,2 815 4,5 715 Optional 45 4,6 685 5,0 550 Fan ratio 0,84 50 55 59 5,2 5,8 6,4 500 250 0 5,6 6,4 330 0 1800 45 STD fan ratio 50 0,99 55 60 61 65 4,5 1350 5,0 1140 4,9 1170 5,5 975 5,6 940 6,2 685 6,6 510 7,1 7,7 250 0 7,7 0 Note! Calculated values >0 Pa
Engine management system Functionality Governor mode Alternatives Isochronus / Droop Default setting Isochronus Governor droop Governor response 08 % Adjustable PIDconstants (VODIA) 4% Standard Dual speed NO 1800 Idle speed 6001200 900 Fine speed adjustment ± 120 0 Stop function Energized to Run / Stop Energized to Stop Preheating function On / Off On Lamp test On / Off On Engine protection Alarm level Engine protection Action. Parameter Unit Setting range Default setting Level Default/Alternative Oil temp C 120 130 125 Setting +5 Oil pressure Low idle 150 120 Oil level 1800 rpm 300 Min level 270 Piston cooling pressure 150 150 >1000 rpm Coolant temp Coolant level C 95103 102 On Setting +5 Low level Fuel feed Low idle 150 pressure Water in fuel >1400 rpm 300 High level Crank case pressure Increased pressure Increased pressure Air filter pressure droop 5 Altitude, above sea m Automatic derating, see section derating Charge air temp C 80 85 Charge air pressure 310 320 Engine speed rpm 100 120% of rated 120% Alarm level speed * Off means no shut down, alarm only
Electrical system Voltage and type 24V / insulated from earth Alternator: make/output Amp Bosch / 80 tacho output Hz/alt. Rev 6 drive ratio 5,3 : 1 Starter motor make type kw Melco 105 P70 7,0 Number of teeth on: flywheel starter motor 153 12 Max wiring resistance main circuit Cranking current at +20 C Crank engine speed at 20 C mω Amp rpm 2 280 155 Starter motor battery capacity: max Ah/A 2x225 Inlet manifold heater (at 20 V) Power relay for the manifold heater min at +5 C Ah/A kw Amp 4,0 1 Power take off Front end in line with crank shaft max: Nm lbft Front end belt pulley load. Direction of load viewed from max left kw flywheel side: hp max down kw hp max right kw hp Timing gear at compressor PTO max: Speed ratio direction of rotation viewed from flywheel side Nm lbft 160 118 0,91:1/clockwise Timing gear at servo pump PTO max: Speed ratio direction of rotation viewed from flywheel side Nm lbft 100 74 1,58:1/clockwise Max allowed bending moment in flywheel housing Max. rear main bearing load Nm lbft N lbf 15000 11063 4000 899,2