Technical Data TWG2A TWG3A Series. Diesel Engine - ElectropaK rev/min. Basic technical data

Transcription

1 Technical Data 4000 Series Diesel Engine - ElectropaK Basic technical data Number of cylinders Cylinder arrangement Vee 60 Cycle stroke, compression ignition Induction system turbocharged Combustion system direct injection Compression ratio :1 nominal Bore mm Stroke mm Cubic capacity litres Direction of rotation Anti clockwise viewed on flywheel Firing order A,6 B,5 A,2 B,3 A,4 B,6 A,1 B,2 A,5 B.4 A,3 B Cylinder furthest from the flywheel Note: Cylinders designated A are on the right hand side of the engine when viewed from the flywheel end. Total weight of ElectropaK Engine - dry -temperate kg -tropical kg ElectropaK - dry (1) -temperate kg -tropical kg ElectropaK - wet (1) (2) -temperate kg -tropical kg 1. Includes fuel cooler. 2. Includes engine lubricating oil and water jacket Overall dimensions of ElectropaK Height mm Length mm Width -temperate mm -tropical mm Moment of inertia (mk²) Flywheel ,57 kgm² Engine ,73 kgm² TWG2A TWG3A 1500 rev/min Cyclic irregularity For engine/flywheel maximum: 1500 rev/min rev/min Ratings Steady state speed stability at constant load ± 0,25% Electrical ratings are based on average alternator efficiency and are for guidance only (0.8 power factor being used). Operating point Engine speed rev/min Static injection timing spill timing 22 Cooling water exit temperature < 98 C Performance Note: All data based on operation to ISO 3046/1, BS 5514 and DIN 6271 standard reference conditions. Estimated sound pressure level at 1 metre d(b)a Note: Noise levels represent highest recorded at 1500 rev/min For engines operating in ambient conditions other than the standard reference conditions stated below, a suitable de-rate must be applied. De-rate tables for increased ambient temperatures and / or altitude are available, please contact Perkins Applications Department Test conditions -air temperature C -barometric pressure kpa -relative humidity % -air inlet restriction at maximum power (nominal) ,5 kpa -exhaust back pressure at maximum power (nominal) ,0 kpa -maximum fuel temperature (inlet pump) C For test conditions relevant to data on load acceptance, please refer to Cold start recommendations on page 22 of this document.

2 General installation TWG2A (Temperate) rev/min Designation Units Type of operation and application Base Prime Standby Gross engine power kwb Fan and battery charging alternator power kw 51 Net engine power kwm Brake mean effective pressure (gross) kpa ,24 Combustion air flow at ISO conditions m³/min Exhaust gas temperature (max) after turbo C 422 Exhaust gas flow (max) at atmospheric pressure m³/min 230 Boost pressure ratio - 2,38 2,86 3,09 Mechanical efficiency % Overall thermal efficiency (nett) % Friction and pumping power losses kwm 120 Mean piston speed m/s 9,5 Engine coolant flow l/min 948 Typical GenSet electrical output (0.8pf) kva kwe Assumed alternator efficiency % 95 General installation TWG2A (Tropical) rev/min Designation Units Type of operation and application Base Prime Standby Gross engine power kwb Fan and battery charging alternator power kw 58 Net engine power kwm Brake mean effective pressure (gross) kpa Combustion air flow at ISO conditions m³/min Exhaust gas temperature (max) after turbo C 422 Exhaust gas flow (max) at atmospheric pressure m³/min 235 Boost pressure ratio - 2,39 2,87 3,10 Mechanical efficiency % Overall thermal efficiency (nett) % 39,5 39,8 39,6 Friction and pumping power losses kwm 120 Mean piston speed m/s 9,5 Engine coolant flow l/min 948 kva Typical GenSet electrical output (0.8pf) kwe Assumed alternator efficiency % 95 Notes: All quoted gross engine powers include an allowance of 1.5% for installation variance Not to be used for CHP design purposes (indicative figures only). Consult Perkins Engines Stafford Limited. Assumes complete combustion.

3 General installation TWG3A (Temperate), rev/min Designation Units Type of operation and application Base Prime Standby Gross engine power kwb Fan and battery charging alternator power kw 51 Net engine power kwm Brake mean effective pressure (gross) kpa Combustion air flow at ISO conditions m³/min Exhaust gas temperature (max) after turbo C 474 Exhaust gas flow (max) at atmospheric pressure m³/min 240 Boost pressure ratio Mechanical efficiency % Overall thermal efficiency (nett) % Friction and pumping power losses kwm 120 Mean piston speed m/s 9,5 Engine coolant flow l/min 948 kva Typical GenSet electrical output (0.8pf) kwe Assumed alternator efficiency % 95 General installation TWG3A (Tropical), rev/min Designation Units Type of operation and application Base Prime Standby Gross engine power kwb Fan and battery charging alternator power kw 58 Net engine power kwm Brake mean effective pressure (gross) kpa Combustion air flow at ISO conditions m³/min Exhaust gas temperature (max) after turbo C 479 Exhaust gas flow (max) at atmospheric pressure m³/min 245 Boost pressure ratio Mechanical efficiency % Overall thermal efficiency (nett) % Friction and pumping power losses kwm 120 Mean piston speed m/s 9,5 Engine coolant flow l/min 948 kva Typical GenSet electrical output (0.8pf) kwe Assumed alternator efficiency % 95 Notes: All quoted gross engine powers include an allowance of 1.5% for installation variance Not to be used for CHP design purposes (indicative figures only). Consult Perkins Engines Stafford Limited. Assumes complete combustion. Rating definitions Baseload power Unlimited hours usage with an average load factor of 100% of the published baseload power rating. Prime Power Variable load. Unlimited hours usage with an average load factor of 80% of the published prime power rating over each 24 hr. period A 10% overload is available for 1 hour in every 12 hour of operation. Standby power Variable load. Limited to 500 hours annual usage up to 300 hours of which may be continuous running. No overload is permitted. Emissions capability All TWG ratings are optimised to the best fuel consumption and do not comply to Harmonised International Regulation Emission Limits. More information on these statements can be obtained by contacting the Applications Department at Perkins Engines Company Limited.

4 Energy balance TWG2A - Temperate rev/min Designation Units Baseload Prime Standby power power power Energy in fuel kwt Energy in power output (gross) kwb Energy to cooling fan kwm 51 Energy in power output (nett) kwm Energy to exhaust kwt Energy to coolant and oil kwt Energy to radiation kwt Energy to charge cooler kwt TWG2A - Tropical Designation Units Baseload power rev/min Prime power Standby power Energy in fuel kwt Energy in power output (gross) kwb Energy to cooling fan kwm 58 Energy in power output (nett) kwm Energy to exhaust kwt Energy to coolant and oil kwt Energy to radiation kwt Energy to charge cooler kwt TWG3A - Temperate rev/min Designation Units Baseload Prime Standby power power power Energy in fuel kwt Energy in power output (gross) kwb Energy to cooling fan kwm 51 Energy in power output (nett) kwm Energy to exhaust kwt Energy to coolant and oil kwt Energy to radiation kwt Energy to charge cooler kwt TWG3A - Tropical Designation Units Baseload power rev/min Prime power Standby power Energy in fuel kwt Energy in power output (gross) kwb Energy to cooling fan kwm 58 Energy in power output (nett) kwm Energy to exhaust kwt Energy to coolant and oil kwt Energy to radiation kwt Energy to charge cooler kwt Note: Not to be used for combined heat and power (CHP) purposes (indicative figures only), if required, please consult Perkins Engines Company Limited. Exhaust system Outlet size (internal) x 254 mm Outlet flange size table D Back pressure for total system kpa For recommended pipe sizes, refer to the Installation Manual. Induction system Emissions data with combustion air temperature of 25 C Maximum air intake restriction of engine: -clean filter kpa -dirty filter kpa -air filter type Medium duty axial flow

5 FRONT FACE OF C/CASE REAR FACE OF C/CASE REAR FACE OF FLYWHEEL HSG TWG2A Temperate - left view 1280 FAN 533 LOW OIL PRESSURE SWITCH.. PULLEY 5 GROOVE FOR SPB & B SECTION BELTS TO BS3790:1995 FRONT GROOVE IN PULLEY 1312 FUEL LEAK OFF CON 19 GROOVE CRS LUB. OIL FILLER 533 LUB.OIL DIPSTICK SUMP DRAIN PLUG G1 (BOTH SIDES) 3750 OVERALL WIDTH FUEL LEAK-OFF CONN. NO FUEL COOLER FITTED 25 EXHAUST OUTLET ELBOW. SEE FLANGE DETAIL. SYSTEM PIPEWORK MUST BE ADEQUATELY SUPPORTED TO ENSURE THAT NO LOAD IS EXERTED ON TURBOCHARGERS ø26.5 HOLE REAR LIFTING BRACKET (ENGINE ONLY) 1 PER SIDE CRANKCASE INSPECTION COVERS 391 COOLANT DRIAN TAP. LUB. OIL COOLER G3/8" TAPPING FOR LUB. OIL TEMP. CONN. G1/4" TAPPING FOR LUB. OIL TEMP. CONN.

6 TWG2A Temperate - front view RADIATOR FILLER 0.7 BAR RELIEF VALVE FUEL COOLER WHEN FITTED G 3/8" AND G 1/2" TAPPINGS IN THERMOSTAT HOUSING Rp 1/2" TAPPING IN THERMOSTAT HOUSING CRS 1604 OVER MATRIX FUEL COOLER CONNECTIONS FUEL LEAK-OFF CONN. TO SUIT 15mm O/D PIPE. 'BITE' TYPE NON-RETURN VALVE SUPPLIED. I EACH SIDE. THERMOSTAT HOUSING 75 FUEL INLET CONNECTION ø15 (OUTSIDE) STEEL PIPE. MAXIMUM FUEL LIFT 2.5 METRES WHEN FUEL TANK OUTLET IS LOWER THAN LIFT PUMP INLET A NON-RETURN VALVE MUST BE FITTED AT FUEL TANK. IF MAX. FUEL LIFT FIGURE IS EXCEED CONSULT PERKINS TECHNICAL DEPT. FUEL FILTER/WATER SEPERATOR CLEARANCE REQUIRED TO REMOVE SUMP PITCHES 1592 OF 200 OVER = 1400 MATRIX TORSIONAL VIBRATION DAMPERS (2 X 20") ø20 HOLE, FRONT LIFTING BRACKET (ENGINE ONLY) ELECTRONIC ACTUATOR FRONT VIEW

7 TWG2A Temperate - right view 36 FUEL LEAK-OFF CONN. NO FUEL COOLER FITTED AIR FILTER ELECTRONIC CONTROL UNIT FOR ACTUATOR. EXHAUST GAS HIGH TEMP PROTECTION MODULE CHARGE AIR COOLER DUAL 24V. STARTERS STARTER RELAY G1/4" TAPPING FOR LUB.OIL PRESS.CONN. LUB. OIL FILTERS 3 EACH SIDE G3/8" TAPPING FOR LUB.OIL TEMP.CONN. SIDE VIEW BANK A 12 FRONT LIFTING BRACKET FRONT FACE OF CRANKCASE HIGH WATER TEMP PROTECTION SWITCH 591 BREATHER CON FLEX HOSE 51 I/DIA X 865 LG SUPPLIED LOOSE G3/4" FUEL COOLER CONNECTIONS RADIATOR WATER LEVEL SWITCH G 3/8" AND G 1/2" TAPPINGS IN THERMOSTAT HOUSING Rp 1/2" TAPPING IN THERMOSTAT HOUSING. AIR FLOW 878 FUEL LEAK OFF CON 24V ALTERNATOR LUB. OIL PUMP FUEL INLET CONNECTION ø15 (OUTSIDE) STEEL PIPE. MAXIMUM FUEL LIFT 2.5 METRES WHEN FUEL TANK OUTLET IS LOWER THAN LIFT PUMP INLET A NON-RETURN VALVE MUST BE FITTED AT FUEL TANK. IF MAX. FUEL LIFT FIGURE IS EXCEED FUEL LIFT PUMP FUEL HAND PRIMING PUMP 1956 C of G WET WITH FUEL COOLER RADIATOR 1958 C of G WET WITHOUT FUEL COLLER RADIATOR

8 TWG2A Temperate - rear view AIR FILTER RESTRICTION INDICATOR 24 V AIR SHUT-OFF VALVE ENERGISED TO CLOSE OVERALL WIDTH 1704 OVERALL RADIATOR EXHAUST OUTLET FLANGE SEE DETAIL OVERALL HEIGHT ENGINE FEET CLEARANCE REQUIRED TO REMOVE FUEL FILTER 6 HOLES M16 X 30 DEEP EQUALLY SPACED ON ø543 (21.38") P.C.D. SUMP DRAIN PLUG HOLES M12 X 21 DEEP EQUALLY SPACED AS SHOWN ON ø851 (33.5") P.C.D.

9 FRONT FACE C/CASE TWG2A Temperate - Support pads, exhaust outlet flange and flywheel detail ø406 22,5 8 HOLES ø 22 EQUALLY SPACED ON ø 356 PC ø250 DETAIL OF EXHAUST OUTLET FLANGE (B.S.10 TABLE D) SCALE 1: ø 100, ,00 ø498 ø 571,6 571,5 ø592 ø 787,65 787,4 ø883 6,5 DETAIL OF SAE 518 FLYWHEEL AND SAE 00 FLYWHEEL HOUSING (METRIC TAPPINGS) SCALE 1: HOLES ø REAR FACE FLYWHEEL HSG HOLESø22 112, LC PLAN VIEW OF SUPPORT PADS 900

10 REAR FACE OF C/CASE REAR FACE OF FLYWHEEL HSG. FRONT FACE OF C/CASE TWG2A Tropical TWG3A Temperate - left view 1312 FUEL LEAK OFF CON RADIATOR WATER LEVEL SWITCH 1280 FAN 533 LOW OIL PRESSURE SWITCH.. PULLEY 5 GROOVE FOR SPB & B SECTION BELTS TO BS3790:1995 LUB. OIL FILLER FRONT GROOVE IN PULLEY 19 GROOVE CRS 533 LUB.OIL DIPSTICK SUMP DRAIN PLUG G1" (BOTH SIDES) 3750 OVERALL LENGTH FUEL LEAK-OFF CONN. NO FUEL COOLER FITTED EXHAUST OUTLET ELBOW. SEE FLANGE DETAIL. SYSTEM PIPEWORK MUST BE ADEQUATELY SUPPORTED TO ENSURE THAT NO LOAD IS EXERTED ON TURBOCHARGERS ø26.5 HOLE REAR LIFTING BRACKET (ENGINE ONLY) 1 PER SIDE CRANKCASE INSPECTION COVERS COOLANT DRIAN TAP. LUB. OIL COOLER 391 G3/8" TAPPING FOR LUB. OIL TEMP. CONN. G1/4" TAPPING FOR LUB. OIL TEMP. CONN.

11 TWG2A Tropical TWG3A Temperate - front view RADIATOR FILLER 0.7 BAR RELIEF VALVE 1672 CRS 1600 OVER MATRIX FUEL COOLER CONNECTIONS G 3/8" AND G 1/2" TAPPINGS IN THERMOSTAT HOUSING FUEL COOLER WHEN FITTED Rp 1/2" TAPPING IN THERMOSTAT HOUSING. THERMOSTAT HOUSING FUEL LEAK-OFF CONN. TO SUIT 15mm O/D PIPE. 'BITE' TYPE NON-RETURN VALVE SUPPLIED. I EACH SIDE. 7 PITCHES1644 OF 226 OVER = 1582 MATRIX ø20 HOLE, FRONT LIFTING BRACKET (ENGINE ONLY) FUEL INLET CONNECTION ø15 (OUTSIDE) STEEL PIPE. MAXIMUM FUEL LIFT 2.5 METRES WHEN FUEL TANK OUTLET IS LOWER THAN LIFT PUMP INLET A NON-RETURN VALVE MUST BE FITTED AT FUEL TANK. IF MAX. FUEL LIFT FIGURE IS EXCEED CONSULT PERKINS TECHNICAL DEPT. FUEL FILTER/WATER SEPERATOR TORSIONAL VIBRATION 70 CLEARANCE DAMPERS REQUIRED TO REMOVE SUMP 570 ELECTRONIC ACTUATOR FRONT VIEW

12 TWG2A Tropical TWG3A Temperate - right view AIR FILTER EXHAUST GAS HIGH TEMP PROTECTION MODULE CHARGE AIR COOLER DUAL 24V. STARTERS STARTER RELAY G1/4" TAPPING FOR LUB.OIL PRESS.CONN. LUB. OIL FILTERS 3 EACH SIDE G3/8" TAPPING FOR LUB.OIL TEMP.CONN. 12 FRONT LIFTING BRACKET 36 FUEL LEAK OFF CONN. NO FUEL COOLER FITTED ELECTRONIC CONTROL UNIT FOR ACTUATOR. SIDE VIEW BANK A FRONT FACE OF CRANKCASE HIGH WATER TEMP PROTECTION SWITCH 606 BREATHER CON FLEX HOSE 51 I/DIA X 865 LG SUPPLIED LOOSE G3/4" FUEL COOLER CONNECTIONS AIR FLOW 976 FUEL LEAK OFF CON 24V ALTERNATOR LUB. OIL PUMP FUEL LIFT PUMP FUEL HAND PRIMING PUMP 1960 C of G WET WITH FUEL COOLER RADIATOR 1962 C of G WET WITHOUT FUEL COLLER RADIATOR

13 TWG2A Tropical TWG3A Temperate- rear view BANK B AIR FILTER RESTRICTION INDICATOR 24 V AIR SHUT-OFF VALVE ENERGISED TO CLOSE OVERALL WIDTH 1704 OVER RADIATOR BANK A EXHAUST OUTLET FLANGE 1 EACH SIDE SEE DETAIL OVERALL HEIGHT ENGINE FEET 39 CLEARANCE REQUIRED TO REMOVE FUEL FILTER HOLES M16 X 30 DEEP EQUALLY SPACED ON ø543 (21.38") P.C.D. SUMP DRAIN PLUG HOLES M12 X 21 DEEP EQUALLY SPACED AS SHOWN ON ø851 (33.5") P.C.D.

14 REAR FACE FLYWHEEL HSG TWG2A Tropical TWG3A Temperate - Support pads, exhaust outlet flange and flywheel detail ø406 22,5 8 HOLES ø 22 EQUALLY SPACED ON ø 356 PC ø250 DETAIL OF EXHAUST OUTLET FLANGE (B.S.10 TABLE D) SCALE 1: ø 100, ,00 ø498 ø 571,6 571,5 ø592 ø 787,65 787,4 ø883 6,5 DETAIL OF SAE 518 FLYWHEEL AND SAE 00 FLYWHEEL HOUSING (METRIC TAPPINGS) SCALE 1: HOLES ø HOLES ø , LC FRONT FACE C/CASE PLAN VIEW OF SUPPORT PADS

15 FRONT FACE OF C/CASE REAR FACE OF C/CASE REAR FACE OF FLYWHEEL HSG TWG3A Tropical - left view 1312 RADIATOR WATER LEVEL SWITCH FUEL LEAK-OFF CONN. LOW OIL PRESSURE SWITCH.. FAN 19 GROOVE CRS PULLEY 5 GROOVE FOR SPB & B SECTION BELTS TO BS3790: FRONT GROOVE IN PULLEY LUB.OIL FILLER LUB.OIL DIPSTICK 3750 OVERALL LENGTH FUEL LEAK-OFF NO FUEL COOLER FITTED ø 26.5 HOLE REAR LIFTING BRACKET ENGINE ONLY EXHAUST OUTLET ELBOW. SEE FLANGE DETAIL. SYSTEM PIPEWORK MUST BE ADEQUATELY SUPPORTED TO ENSURETHAT NO LOAD IS EXERTED ON TURBOCHARGERS 1280 CRANKCASE INSPECTION COVERS COOLANT DRAIN TAP.. LUB. OIL COOLER 391 G1/4" TAPPING FOR LUB. OIL PRESS. CONN. G3/8" TAPPING FOR LUB. OIL TEMP. CONN. SUMP DRAIN PLUG G1" (BOTH SIDES) SIDE VIEW B BANK

16 TWG3A Tropical - front view 1873 CRS RADIATOR FILLER 0.7 BAR RELIEF VALVE FUEL COOLER WHEN FITTED G 3/8" AND G 1/2" TAPPINGS IN THERMOSTAT HOUSING Rp 1/2" TAPPING IN THERMOSTAT HOUSING OVER MATRIX FUEL COOLER CONNECTIONS SLOTS 11 X 19 (FOR DUCTING PURPOSES) ELECTRONIC ACTUATOR THERMOSTAT HOUSING FUEL INLET CONNECTION ø 15 OUTSIDE STEEL PIPE. MAXIMUM FUEL LIFT 2,5 METRES WHEN FUEL TANK OUTLET IS LOWER THAN LIFT PUMP INLET A NON-RETURN VALVE MUST BE FITTED AT FUEL TANK. IF MAX. FUEL LIFT FIGURE IS EXCEEDED CONSULT PERKINS TECHNICAL DEPT FUEL LEAK-OFF CONN. TO SUIT 15 mm O/D PIPE. 'BITE' TYPE NON-RETURN VALVE SUPPLIED OVER MATRIX =1582 ø 20 HOLE FRONT LIFTING BRACKET (ENGINE ONLY) ENGINE FEET FUEL FILTER/WATER SEPARATOR RADIATOR DRAIN PLUG G1/2" CLEARANCE REQUIRED TO REMOVE SUMP TORSIONAL VIBRATION DAMPER

17 FRTONT FACE CRANKCASE TWG3A Tropical - right view AIR FILTERS. EXHAUST GAS HIGH TEMP: PROTECTION MODULE CHARGE AIR COOLER LUB. OIL FILTERS 3 EACH SIDE DUAL 24V. STARTERS STARTER RELAY G1/4" TAPPING FOR LUB.OIL PRESS.CONN. 36 FUEL LEAK-OFF CONN. NO FUEL COOLER FITTED ELECTRONIC CONTROL UNIT FOR ACTUATOR. G3/8" TAPPING FOR LUB.OIL TEMP.CONN. 12FRONT LIFTING BRACKET H.W.T. PROTECTION SWITCH LUB. OIL PUMP FUEL LIFT PUMP FUEL HAND-PRIMING PUMP 1634 C OF G WET WITH FUEL COOLER 1635 C OF G WET WITHOUT FUEL COOLER BREATHER CONN. FLEX. HOSE 51 I/DIA X865 LONG SUPPLIED LOOSE G3/4" FUEL COOLER CONNECTIONS AIR FLOW FUEL LEAK-OFF CONN. 24 V ALTERNATOR

18 TWG3A Tropical - rear view 1978 OVERALL WIDTH 1905 OVER RADIATOR AIR FILTER RESTRICTION INDICATOR. 24 V AIR SHUT-OFF VALVE ENERGISED TO CLOSE. B BANK A BANK 1400 CLEARANCE REQUIRED TO REMOVE FUEL FILTER 2255 OVERALL ENGINE FEET ROTATION HEIGHT HOLES M16 X 30 DEEP EQUALLY SPACED ON ø543 (21.38") P.C.D. SUMP DRAIN PLUG HOLES M12 X 21 DEEP EQUALLY SPACED AS SHOWN ON ø851 (33.5") P.C.D.

19 FRONT FACE C/CASE TWG3A Tropical - Support pads, exhaust outlet flange and flywheel details ø406 22,5 8 HOLES ø 22 EQUALLY SPACED ON ø 356 PC ø250 DETAIL OF EXHAUST OUTLET FLANGE (B.S.10 TABLE D) SCALE 1: ø 100, ,00 ø498 ø 571,6 571,5 ø592 ø 787,65 787,4 ø883 6,5 DETAIL OF SAE 518 FLYWHEEL AND SAE 00 FLYWHEEL HOUSING (METRIC TAPPINGS) SCALE 1: HOLESø 22 REAR FACE FLYWHEEL HSG PLAN VIEW OF SUPPORT PADS

20 Cooling system Recommended coolant: 50% inhibited ethylene glycol or 50% inhibited propylene glycol and 50% clean fresh water. For CHP systems and where there is no likelihood of ambient temperature below 10 C, then clean soft water may be used, treated with 1% by volume of Perkins inhibitor in the cooling system. The inhibitor is available in 1 litre bottles from all Perkins Distributors. Maximum pressure in crankcase water jacket kpa Maximum top tank temperature (standby) C Maximum static pressure on pump kpa Maximum pressure cap setting kpa Total coolant capacity Electrounit (engine only) litres ElectropaK -temperate (engine and radiator) litres -tropical (engine and radiator) litres Maximum permissible restriction to coolant pump flow kpa Thermostat operating range C Temperature rise across the engine (standby power) with inhibited coolant C Shutdown switch setting C (rising) Coolant immersion heater capacity x 4 kw Water jacket cooling data Coolant flow l/min Coolant exit temperature (max) C Coolant inlet temperature (min) C Coolant inlet temperature (max) C Coolant pump -speed x engine rev/min -method of drive engine (gear) driven Radiator Face area -temperate mm² -tropical mm² Number of rows and material Fins per inch and material Width of matrix -temperate mm -tropical mm Height of matrix mm Weight (dry) -temperate kg -tropical kg Total coolant capacity -temperate litres -tropical litres Pressure cap setting (min) kpa Fan Type engine driven Diameter -temperate mm -tropical mm Number of blades Material Aluminium Drive ratio -temperate :1 -tropical :0,9 Cooling clearance TWG2A - Temperate Maximum additional restriction (duct allowance) to cooling airflow, and resultant min airflow Description C Pa m³/sec Ambient clearance: Inhibited coolant 35 N/A N/A Duct allowance N/A Minimum airflow TWG2A - Tropical Maximum additional restriction (duct allowance) to cooling airflow, and resultant min airflow Description C Pa m³/sec Ambient clearance: Inhibited coolant 50 N/A N/A Duct allowance N/A Minimum airflow TWG3A - Temperate Maximum additional restriction (duct allowance) to cooling airflow, and resultant min airflow Description C Pa m³/sec Ambient clearance: Inhibited coolant 35 N/A N/A Duct allowance N/A Minimum airflow TWG3A - Tropical Maximum additional restriction (duct allowance) to cooling airflow, and resultant min airflow Description C Pa m³/sec Ambient clearance: Inhibited coolant 50 N/A N/A Duct allowance N/A Minimum airflow

21 Fuel system Injection system direct injection Fuel injection pump/injector type Combined unit injector Injector pressure ,4 MPa Fuel lift pump type gerotor Delivery flow litres/hr Heat retained in fuel to tank TWG2A ,5 kw TWG3A ,0 kw Fuel inlet temperature to be less than C Delivery pressure kpa Maximum suction head at pump inlet ,5 kpa Maximum static pressure head see installation manual for details Fuel filter spacing microns Governing type electronic Governing to ISO Torque at the governor output shaft Tolerance on fuel consumption to ISO Fuel specification Recommended fuel to conform to: BS class A2 or BS EN590 Fuel consumption Note: All fuel consumption figures are based on assumed fuel density of TWG2A - Temperate Fuel consumption calculated on nett rated powers Designation 1500 rev/min g/kwh litres/hr Standby Prime power Baseload power At 75% of Prime power At 50% of Prime power TWG2A - Tropical Fuel consumption calculated on nett rated powers Designation 1500 rev/min g/kwh litres/hr Standby Prime power Baseload power At 75% of Prime power At 50% of Prime power TWG3A - Temperate Fuel consumption calculated on nett rated powers Designation 1500 rev/min g/kwh litres/hr Standby Prime power Baseload power At 75% of Prime power At 50% of Prime power TWG3A - Tropical Fuel consumption calculated on nett rated powers Designation 1500 rev/min g/kwh litres/hr Standby Prime power Baseload power At 75% of Prime power At 50% of Prime power

22 Electrical system Alternator -type insulated return -voltage volts -output amps Starter -type (axial) electric -motor voltage volts -motor power ,4 kw Number of teeth on -flywheel starter motor Minimum cranking speed rev/min Starter solenoid (24V) -pull in -25 C max amps -hold in -25 C max amps Engine stop solenoid current ,1 amps Engine mounting Maximum static bending moment at rear face of block Nm Maximum additional load applied to flywheel due to rotating components kg Centre of gravity Bare engine (wet) TWG2A / TWG3A -forward of rear face of cylinder block mm -above crankshaft centre line mm ElectropaK (wet) - Temperate -forward of rear face of cylinder block mm -above crankshaft centre line mm ElectropaK (wet) - Tropical -forward of rear face of cylinder block mm -above crankshaft centre line mm Cold start recommendations Temperature range Down to 0 C (32 F) Notes: The battery capacity is defined by the 20 hour rate The oil specification should be for the minimum ambient temperature as the oil will not be warmed by the immersion heater Breakaway current is dependant on battery capacity available. Cables should be capable of handling the transient current which may be up to double the steady cranking current. Lubrication system Oil: API CH4 15W40 Starter: x 24 volts Battery: x 12V 286 Ah Max breakaway current: amps Cranking current: amps Aids: block heaters Min mean cranking speed: rev/min Recommended multigrade oil viscosity (15W40) which adequately meets the specifications of API CH4. For further details refer to the engine OMM. Lubricating oil capacity Total system litres Sump maximum ,5 litres Sump minimum litres Oil temperature at normal operating conditions C Oil temperature (in rail) - maximum continuous operation C Lubricating oil pressure minimum kpa At rated speed kpa Oil relief opens kpa Oil filter screen spacing microns Sump drain plug tapping size G1 Lubricating oil pump speed x engine rev/min Lubricating oil pump drive method engine driven Shutdown switch - pressure setting (where fitted) 193 kpa (falling) Normal operating angles -front and rear side tilt Oil consumption (prime power) TWG2A TWG3A After running-in (typically after 250 hours) g/kwhr 0,52 0,52 Oil flow rate from oil pump l/s 6,0 6,0

23 Noise levels The figures for total noise levels are typical for an engine running at the standby power rating in a semi-reverberant environment and measured at a distance of one metre from the periphery of the engine (sound pressure level re: -20 x 10-6 pa). Ambient noise level db(a) Octave analysis The following diagrams show maximum noise level. Noise data TWG2A, 1500 rev/min 1166 kwb with radiator 584/470FC (Temperate) Position SPL db(a) db Fr equency anal ysi s at poi nt K 2K 4K 8K Fr equency i n Hz Noise data TWG2A, 1500 rev/min 1166 kwb with radiator 584/471FC (Tropical) Position SPL db(a) Fr equency anal ysi s at poi nt db K 2K 4K 8K 4 3 Fr equency i n Hz Noise data TWG3A, 1500 rev/min 1263 kwb with radiator 584/471FC (Temperate) Position SPL db(a) Fr equency anal ysi s at poi nt db K 2K 4K 8K 16k Fr equency i n Hz Noise data TWG3A, 1500 rev/min 1263 kwb with radiator 584/485FC (Tropical) Position SPL db(a) Frequency analysis at point db K 2K 4K 8K 16k Fr equency i n Hz

24 4000 Series TWG2A TWG3A Note: The information given on this Technical Data Sheet is for standard ratings only. For ratings other than those shown, please contact Perkins Engines Company Limited. Load acceptance (cold) TWG2A (prime %) TWG3A (prime %) Engine block temperature (cold) C Ambient temperature C Governing mode Isochronous Alternator inertia kgm² Under frequency roll off (UFRO) point set to Hz UFRO rate set to V/Hz LAM on/off on Notes: All test were conducted using an engine installed and serviced to Perkins Engine Company Limited recommendations Applied load is a percentage of the generator electrical output efficiencies as published in the general installation section of this data sheet. Perkins Engines Company Limited Peterborough PE1 5NA United Kingdom Telephone +44 (0) Fax +44 (0) All information in the document is substantially correct at the time of printing but may be subsequently altered by the company. Distributed by Publication No. TPD1603E, Issue 8. January 2012 Perkins Engines Company Limited.