QSK38-G4 G-Drive Engine

CCEC QSK38-G4 (1800 RPM) Generator Drive Engine is V Type 12-Cylinder, 37.7 liters (2301 in3) Four-Strokes Engine with 159 mm (6.25 in) Bore and 159 mm (6.25 in) Stroke.

QSK38-G4 Generator Drive Engine Equipped with CMI MCRS Fuel System, Comes with Turbocharged and Low Temp Aftercooled (2P / 2L).The Standby Power for 60 Hz Generator Set (1800 RPM) of CCEC QSK38-G4 Generator Drive Engine is 1845 HP (1376 kW). The Prime Power for 60 Hz Generator Set (1800 RPM) of CCEC QSK38-G4 Generator Drive Engine is 1650 HP (1230 kW).The Continuous Power for 60 Hz Generator Set (1800 RPM) of CCEC QSK38-G4 Generator Drive Engine is 1400 HP (1044 kW).

As Part of EMAC, SinoGen Also Provide Complete Power Supply Solutions that Powered by CCEC, Our Ranges of Products Including Open Type Generator Set, Silence Type Generator Set, Super Silence Type Generator Set, Mobile Trailer, Complete Power Truck and Complete Power Car for Railways Applications.

We Provide Full Life Cycle Services for All Customers, From Design to Power System Supply, from Installation to Commissioning, from After-Sales Service Training to Spare Parts Supply, From Trouble Shooting to Overhaul Technical Support.

Advantages of CCEC QSK38-G4 G-Drive Engine

High quality alloy cast iron for the rigidity performance and lower vibration and noise. Wet and replaceable cylinder liners for better heat rejection performance and easier replacement.
4 valves per cylinder, Optimize the mixed level which lead to an excellent fuel consumption rate and emission performance. High quality alloy cast iron, one cylinder one head, single camshaft and special designed outine for better reliability and durability.
CMS unique PT with fixture and Step Timing control for precise fuel injection make the fuel injection pressure above 120 Mpa, which leads to an excellent fuel consumption rate and emission performance. Check valve in fuel tube improve reliability.
Gear water pump and great flux channel design provide effective cooling. Spin-in water filter makes the coolant clean and keeps it in normal acidity.
Advanced Holset turbocharger and after-cooled technology, pulse exhaust manifold reduce exhaust temperature, provide excellence fuel consumption and emission performance.

Technical Specifications

Basic Introduction of CCEC QSK38-G4 G-Drive Engine

Engine Model:	QSK38-G4
Engine Type:	Four Cycle; Vee; 12 Cylinder
Displacement:	37.7 L
Rated Power / Speed:	1230 kW @ 1800 RPM
Aspiration Method:	TC & Low Temp Aftercooled (2P / 2L)
Emission Standard:	U.S. EPA Tier 2
*Bore Stroke:**	159 mm * 159 mm
*Packing Size (L W * H):**	2220 mm * 1507 mm * 1846 mm
Dry Weight:	3825 kg
Lead Time:	15-30 Working Days
Payment Terms:	T / T ,L / C

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Engine Model	Prime Power	Aspiration	Configuration	Performance Curve	Compression Ratio
QSK38-G1	1174 HP (876 kW) @ 1500 RPM	Turbocharged and Low Temp Aftercooled	D233042GX03	FR-6786	15 : 1
QSK38-G4	1650 HP (1231 kW) @ 1800 RPM	Turbocharged and Low Temp Aftercooled (2P/2L)	D233042GX03	FR-6789	15 : 1
QSK38-G5-A	1484 HP (1107 kW) @ 1500 RPM	Turbocharged and Aftercooled	D233042GX03	FR 6797	15 : 1
QSK38-G5-B	1425 HP (1063 kW) @ 1800 RPM	Turbocharged and Aftercooled	D233042GX03	FR 6797	15 : 1
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General Information of CCEC QSK38-G4 Generator Engine
Engine Model	QSK38-G4	Configuration	D233042GX03
Performance Curve	FR-6789	CPL	3572
Type	Four Cycle; Vee; 12 Cylinder	Aspiration	TC & Low Temp Aftercooled (2P/2L)
*Stroke Bore**	159 mm * 159 mm / 6.25 in * 6.25 in	Displacement	2301 in³ / 37.7 L
Compression Ratio	15 : 1	No. of Cylinders	6
Fan to Flywheel	4953720	Date	15-Oct-14
Fuel System	CMS MCRS	Emissions	U.S. EPA Tier 2
Prime Power & Engine Speed	1650 HP (1231 kW) at 1800 RPM	Continuous Power & Engine Speed	1400 HP (1044 kW) at 1800 RPM
Standby Power & Engine Speed	1845 HP (1376 kW) at 1800 RPM

Installation Data of CCEC QSK38-G4 Generator Engine
Wet Weight – Approximate	9039 lb / 4100 kg	Dry Weight -Approximate	8433 lb / 3825 kg
Moment of Inertia of Rotating Components – with FW 6074 Flywheel	246.8 lb_m.ft² / 10.4 kg.m²	Moment of Inertia of Rotating Components – with FW 6077 Flywheel	493.6 lb_m.ft² / 20.8 kg.m²
Center of Gravity from Rear Face of Block	31.5 in / 801 mm	Center of Gravity Above Crankshaft Centerline	6.8 in / 173 mm
Maximum Static Loading at Rear Main Bearing	2000 lb / 907 kg	Maximum Bending Moment at Rear Face of Block	4500 lb.ft / 6101 N.m
Exhaust Noise at 1 m Horizontally from Centerline of Exhaust Pipe Outlet Upwards at 45°;1800 RPM	96.3 dBA	Steady State Stability Band at Any Constant Load	+/- 0.25 %
Excludes Exhaust Noise; at Rated Load and7.5 m (24.6 ft); 1800 RPM	99.4 dBA
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Performance Data of CCEC QSK38-G4 Generator Engine
	PRIME POWER	STANDBY		PRIME POWER	STANDBY
Frequency	60 Hz	60 Hz	Exhaust Gas Temperature	880 °F / 472 °C	907 °F / 486 °C
Governed Engine Speed	1800 RPM	1800 RPM	Exhaust Gas Flow	8627 cfm / 4072 L/s	9353 cfm / 4415 L/s
Engine Idle Speed	700 – 900 RPM	700 – 900 RPM	Air to Fuel Ratio (air : fuel)	27.5 : 1	26.3 : 1
Gross Engine Power Output	1650 HP / 1231 kW	1845 HP / 1376 kW	Radiated Heat to Ambient	6819 BTU/min / 120 kW	7612 BTU/min / 134 kW
Brake Mean Effective Pressure	316 psi / 2176 kPa	353 psi / 2433 kPa	Heat Rejection to Jacket Coolant	24956 BTU/min / 439 kW	26484 BTU/min / 466 kW
Piston Speed	1562 ft/min / 7.9 m/s	1562 ft/min / 7.9 m/s	Heat Rejection to Exhaust	51878 BTU/min / 912 kW	58506 BTU/min / 1028 kW
Friction Horsepower	115 HP / 86 kW	115 HP / 86 kW	Heat Rejected to Fuel	414 BTU/min / 8 kW	414 BTU/min / 8 kW
Intake Air Flow	3576 cfm / 1688 L/s	3832 cfm /1809 L/s	Heat Rejection to Aftercooler Coolant	16424 BTU/min / 289 kW	19021 BTU/min / 335 kW
Engine Water Flow at Stated Friction Head External to Engine (4 psi Friction Head)	274 gpm / 1037 L/s	274 gpm / 1037 L/s	Aftercooler Water Flow at Stated Friction Head External to Engine(2 psi Friction Head)	137 gpm / 9 L/s	137 gpm / 9 L/s
Engine Water Flow at Stated Friction Head External to Engine (Maximum Friction Head )	209 gpm / 791 L/s	209 gpm / 791 L/s	Aftercooler Water Flow at Stated Friction Head External to Engine(Maximum Friction Head)	116 gpm / 7 L/s	116 gpm / 7 L/s

Performance Curve CCEC QSK38-G4 G-Drive Engine

System Technical Data of CCEC QSK38-G4 Generator Engine
Exhaust System	Maximum Back Pressure – 1800 RPM	2 in Hg / 7 kPa

Air Induction System	Maximum Intake Air Restriction – with Dirty Filter Element	25 in H₂O / 6.2 kPa
Air Induction System	Maximum Intake Air Restriction – with Normal Duty Air Cleaner and Clean Filter Element	15 in H₂O / 3.7 kPa

Cooling System	Jacket Water Circuit Requirements
	Coolant Capacity — Engine Only	28 gal / 106 liter
	Minimum Pressure Cap Rating at Sea Level	11 psi / 76 kPa
	Maximum Static Head of Coolant Above Engine Crank Centerline	60 ft. / 18.3 m
	Maximum Coolant Temperature (Max Top Tank Temp) for Standby/Prime Power	220/212 °F / 104/100 °C
	Thermostat (Modulating) Range	180 – 202 °F / 82 – 94 °C
	Maximum coolant friction head external to engine – 1800 RPM	10 psi / 68.9 kPa
	Aftercooler Circuit Requirements
	Coolant Capacity — Aftercooler	6 gal / 22.7 liter
	Maximum Coolant Friction Head External to Engine – 1800 RPM	10 psi / 68.9 kPa
	Maximum Coolant Temperature into Aftercooler @ 77 °F (25 °C) Ambient	120 °F / 49 °C
	Maximum Coolant Temperature into Aftercooler @ Limiting Ambient Conditions for Standby/Prime power	160/150 °F / 71/66 °C
	Thermostat (Modulating) Range	115 – 135 °F / 46 – 57 °C

Lubrication System	Oil Pressure @ Minimum Idle Speed	20 PSI / 138 kPa
	Oil Pressure @ Governed Speed	50 – 70 PSI / 344.7 – 482.6 kPa
	Maximum Oil Temperature	248 °F / 120 °C
	Oil Capacity with OP 6107 Oil Pan : Low – High	37 – 44 US gal / 140.4 – 166.6 litre
	Total System Capacity (Including Combo Filter)	45 US gal / 170.3 litre

Fuel System	Type Injection System	CMS MCRS
	Maximum Return Fuel Flow – 1800 RPM	94 US gph / 356 litre/hr
	Maximum Fuel Inlet Temperature	160 °F / 71 °C
	Maximum Fuel Supply Restriction at Fuel Pump Inlet (clean/dirty filter)	5/10 in Hg / 16.9/34 kPa
	Maximum Supply Fuel Flow – 1800 RPM	159 US gph / 602 litre/hr
	Maximum Allowable Head on Injector Return Line (Consisting of Friction Head and Static Head)	10 in Hg / 34 kPa

Electrical System	System Voltage	24 volt
	Maximum Starting Circuit Resistence	0.002 ohm
	Minimum Recommended Battery Capacity-Cold Soak @ 50 °F (10 °C) and Above	1800 0 °F CCA
	Minimum Recommended Battery Capacity-Cold Soak @ 32 °F to 50 °F (0 °C to 10 °C)	1800 0 °F CCA
	Minimum Recommended Battery Capacity-Cold Soak @ 0 °F to 32 °F (-18 °C to 0 °C)	1800 0 °F CCA

COLD START CAPABILITY	Minimum Cranking Speed	150 RPM
COLD START CAPABILITY	Minimum Ambient Temperature for Unaided Cold Start	45 °F / 7.2 °C

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Scopes of Supply of CCEC QSK38-G4 Generator Drive Engine
Air Intake System	1. Air Intake Manifold	Exhuast System	1. Exhuast Manifold
	2. Standard Air Filter		2. Turbocharger
	3. Water-Air Intercooler		3. Exhuast Elbow
Starting System	1. Starter Motor	Charging System	1. Charging Alternator
	2. Starter Rely		2. N/A
Lubricating System	1. Oil Pump	Cooling System	1. Water Pump
	2. Oil Filter		2. Engine Fan
	3. N/A		3. Standard Radiator
Engine Shut-Down System	1. Engine Fuel Shut-Off Solenoid	Power Output System	1. Flywheel
	2. N/A		2. Standard Flywheel Housing
Fuel System	1. Fuel Transfer Pump
	2. High-Pressure Fuel Pump
	3. Fuel Filter
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Optional Accessories of CCEC QSK38-G4 Generator Drive Engine
Air Intake System	1. Air Intake Pre-Heater	Exhuast System	1. Muffler & Bellows
	2. Air Intake Shut-Off Valve		2. Spark Arrestor Type Muffler & Bellows
	3. Heavy-Duty Air Filter		3. DPF System
	4. Plateau Type Air Filter		4. N/A
Fuel System	1. Coarse Filter	Lubricating System	1. Oil Pre-Heater
Fuel System	2. Fuel Pre-Heater	Lubricating System	2. N/A
Starting System	1. Manual Magnetic DC Contactor	Cooling System	1. Silent Type Radiator
	2. Dual Ears Flywheel Housing		2. Plateau Radiator
	3. Spring Starter Motor		3. Salt-Spray Resistant Radiator
	4. Air Starter Motor		4. Coolant Pre-Heater
	5. Hydraulic Starter Motor		5. Jacket Water Heater
	6. Manual Magnetic DC Contactor		6. N/A
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Modifiable components of QSK38-G4 Generator Drive Engine
Air Intake System	1. Installation Position of Air Filter	Charging System	1. 12 V Charging Alternator for 12 V Electric System
	2. Upgrade to Heavy-Duty Type Air Fitler		2. Explosion-Proof Charging Alternator
Exhuast System	1. Position of Turbocharger	Lubricating System	1. Oil Pan Position
	2. Water-Cooled Exhuast Manifold		2. Number of Dipstick
	3. Water-Cooled Turbocharger		3. Position of Dipstick
Fuel System	1. Upgrade to Fuel Fitler that Integrated with Fuel Transfer Pump	Starting System	1. 12 V Starter Motor for 12 V Electric System
Engine Shut-Down System	1. 12 V Solenoid for 12 V Electric System	Power Output System	1. Size of Flywheel Housing and Flywheel.
	2. Explosion-Proof Solenoid		2. Dual-Ear Flywheel Housing (For Twin-Starter System)
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