Cummins KTA50-P2220 Pump Engine

Emissions Certification

This engine complies with certain emissions requirements established by US EPA/CARB. See Exhaust Emissions Data Sheet for conformance specifics.

Engine Performance Data @ 1800 RPM

U.S. Gallons/hour

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……………………………………….13.9 : 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) 7 (48)
Thermostat Modulating Range — Low Flow (Aftercooler) (2P / 2L) w/ HX ____. —°F (°C) N.A. (N.A.)
Minimum Pressure Cap (for Cooling Systems with less than 2 m [6 ft.] Static Head)… — psi (kPa) 14 (96)
Additional 1 Pump / 2 Loop Requirements
Maximum Coolant Friction Head External to Engine— High Flow (Jacket) ……………….— psi (kPa) 15 (103)
— 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) 183 (693)
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); 1800 rpm……………………………………………………….. — dBA 94.6
Exhaust Noise at 1 m Horizontally from Centerline of Exhaust Pipe Outlet Upwards at 45°………………………………….. — dBA 130

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