Cummins KTA50-P1915 Pump Engine

Engine Performance Data @ 1500 RPM

Cummins Engine Company, Inc.Engine Data Sheet
DATA SHEET : DS-6243
ENGINE MODEL : KTA50-P1915 CONFIGURATION NUMBER : D283022DX02 DATE : 5Mar04
PERFORMANCE CURVE : FR-6243 (1P / 2L)
FR-6351 (2P / 2L)
INSTALLATION DIAGRAM CPL NUMBER
• Fan to Flywheel (1P / 2L): 3170289 • Engine Critical Parts List : 2354
• Fan to Flywheel (2P / 2L): 3626419 • Engine Critical Parts List : 2859
GENERAL ENGINE DATA
Type………………………………………………………………………………..4-Cycle; 60° Vee; 16-Cylinder Diesel
Aspiration ……………………………………………………………. Turbocharged & Low Temp. Aftercooled
Bore x Stroke …………………………………………..— in x in (mm x mm) 6.25 x 6.25 (159 x 159)
Displacement……………………………………………..— in3 (liter) 3067 (50.3)
Compression Ratio……………………………………………………..14.9 : 1
Dry Weight
Fan to Flywheel Engine……………………………….— lb (kg) 11820 (5360)
Wet Weight
Fan to Flywheel Engine……………………………………… — lb (kg) 12485 (5662)
Moment of Inertia of Rotating Components
• with FW 6009 Flywheel ……………………………………… — lbm • ft2 (kg • m2) 301 (12.7)
• with FW 6017 Flywheel………………………………………. — lbm • ft2 (kg • m2) 515 (21.7)
Center of Gravity from Rear Face of Flywheel Housing (FH 6024) ……………………— in (mm) 47.5 (1206)
Center of Gravity Above Crankshaft Centerline …………………………— in (mm) 11.0 (279)
Maximum Static Loading at Rear Main Bearing……………………………………………………………….. — lb (kg) 2000 (908)
ENGINE MOUNTING
Maximum Bending Moment at Rear Face of Block…………………………………………………. — lb • ft (N • m) 4500 (6100)
EXHAUST SYSTEM
Maximum Back Pressure @ Standby Power Rating …………………………………………… — in Hg (mm Hg) 2 (51)
AIR INDUCTION SYSTEM
Maximum Intake Air Restriction
• with Dirty Filter Element @ Standby Power Rating………………………………………. — in H2O (mm H2O) 25 (635)
• with Clean Filter Element @ Standby Power Rating ……………………………………. — in H2O (mm H2O) 15 (381)
COOLING SYSTEM (Low Temperature Aftercooling Required; 1 Pump / 2 Loop or 2 Pump / 2 Loop)
Coolant Capacity — Engine Only …………………………………………………. — US gal (liter) 37 (140)
— Aftercoolers………………………………………………………………………… — US gal (liter) 9 (34)
Maximum Static Head of Coolant Above Engine Crank Centerline…………………………………….. — ft (m) 60 (18.3)
Thermostat Modulating Range — High Flow (Jacket) ………………………….— °F (°C) 180 – 200 (82 – 93)
Maximum Top Tank Temperature for Standby Power / Prime Power………………………………. — °F (°C) 220 / 212 (104 / 100)
Target Coolant Inlet Temperature to Aftercoolers @ 77 °F (25 °C) Ambient— ……………………. °F (°C) 130 (55)
Maximum Coolant Temperature to Aftercoolers; Standby Power / Prime Power ……………… — °F (°C) 160 / 150 (71 / 66)
Additional 2 Pump / 2 Loop Requirements
Maximum Coolant Friction Head External to Engine— High Flow (Jacket)………………. — psi (kPa) 10 (67)
— Low Flow (Aftercooler)……………………………… — psi (kPa) 5 (35)
Thermostat Modulating Range — Low Flow (Aftercooler) (2P / 2L) w/ HX6123.. — °F (°C) 95 – 105 (35 – 40)
Minimum Pressure Cap (for Cooling Systems with less than 2 m [6 ft.] Static Head) .. — psi (kPa) 10 (67)
Additional 1 Pump / 2 Loop Requirements
Maximum Coolant Friction Head External to Engine— High Flow (Jacket)………………. — psi (kPa) 10 (70)
— Low Flow (Aftercooler)……………………………… — psi (kPa) 5 (35)
Thermostat Modulating Range — Low Flow (Aftercooler)………………………………. — °F (°C) 150 – 175 (66 – 79)
Minimum Pressure Cap (for Cooling Systems with less than 2 m [6 ft.] Static Head) .. — psi (kPa) 14 (96)
LUBRICATION SYSTEM
Oil Pressure @ Idle Speed ……………………………………………… — psi (kPa) 20 (138)
@ Governed Speed………………………………………………………. — psi (kPa) 50 – 70 (345 – 483)
Maximum Oil Temperature …………………………………………… — °F (°C) 250 (121)
Oil Capacity with OP 6027 Oil Pan : High – Low…………………….. — US gal (liter) 47 – 39 (178 – 148)
Total System Capacity (Including Bypass Filter) ……………………— US gal (liter) 54 (204)
FUEL SYSTEM
Type Injection System………………………………………………………Direct Injection Cummins PT
Maximum Restriction at PT Fuel Injection Pump — with Clean Fuel Filter…………………………………………….. — in Hg (mm Hg) 4.0 (102)
— with Dirty Fuel Filter………………………………………………. — in Hg (mm Hg) 8.0 (203)
Maximum Allowable Head on Injector Return Line (Consisting of Friction Head and Static Head)…………. — in Hg (mm Hg) 6.5 (165)
Maximum Fuel Flow to Injection Pump……………………… — US gph (liter / hr) 151 (570)
ELECTRICAL SYSTEM
Cranking Motor (Heavy Duty, Positive Engagement)…………………………………………………………. — volt 24
Battery Charging System, Negative Ground……………………— ampere 35
Maximum Allowable Resistance of Cranking Circuit …………………………. — ohm 0.002
Minimum Recommended Battery Capacity
• Cold Soak @ 50 °F (10 °C) and Above………………………………… — 0°F CCA 1280
• Cold Soak @ 32 °F to 50 °F (0 °C to 10 °C) ………………………… — 0°F CCA 1800
• Cold Soak @ 0 °F to 32 °F (-18 °C to 0 °C) ………………………… — 0°F CCA 1800
COLD START CAPABILITY
Minimum Ambient Temperature for Aided (with Coolant Heater) Cold Start within 10 seconds………………………….. — °F (°C) 50 (10)
Minimum Ambient Temperature for Unaided Cold Start ………………………— °F (°C) 45 (7)
PERFORMANCE DATA
All data is based on: • Engine operating with fuel system, water pump, lubricating oil pump, air cleaner and exhaust
silencer; not included are battery charging alternator, fan, and optional driven components.
• Engine operating with fuel corresponding to grade No. 2-D per ASTM D975.
• ISO 3046, Part 1, Standard Reference Conditions of:
Barometric Pressure : 100 kPa (29.53 in Hg) Air Temperature : 25 °C (77 °F)
Altitude : 110 m (361 ft) Relative Humidity : 30%
Steady State Stability Band at any Constant Load ………………….. — % +/- 0.25
Estimated Free Field Sound Pressure Level of a Typical Generator Set;
Excludes Exhaust Noise; at Rated Load and 7.5 m (24.6 ft); 1500 rpm…………………………………………… — dBA 92.4
Exhaust Noise at 1 m Horizontally from Centerline of Exhaust Pipe Outlet Upwards at 45°……………………….— dBA N.A.

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