CCEC NTAA855-G7A G-Drive Engine

CCEC NTAA855-G7A (1500 RPM) Generator Drive Engine is 6-cylinder inlineundefined 14 liters four-strokes engine with 140 mm (5.5 in) bore and 152 mm (6.0 in) stroke.
NTAA855-G7A Generator Drive Engine equipped with PT Fuel Systemundefined comes with turbocharger and Air-Air intercooled. The maximum power for 50HZ generator set (1500 RPM) of CCEC NTAA855-G7A generator drive engine is 545 HP (407 kW)undefined and the maximum torque of the engine at 1500 RPM in this mode is 2591 N.m(1911 lb.ft).
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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 NTAA855-G7A 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 emis-sion performance. High quality alloy cast iron, one cylinder one head, single camshaft and special de-signed 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 120Mpa, which leads to an ex-cellent fuel consumption rate and emission performance. Check valve in fuel tube improve reliability.
Gear water pump and great flux channel design pro-vide 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 NTA855-G7A G-Drive Engine

Engine Model:	NTA855-G7A
Engine Type:	6 – Cylinder; In – line; 4 – Cycle
Displacement:	14 L
Rated Speed:	1500 RPM
Aspiration Method:	TC & Air-Air Intercooler
Emission Standard:	N / A
*BoreStorke:**	140 mm * 152 mm
*Packing Size(LWH):*	1534 mm * 781 mm * 1355 mm
Dry Weight:	1270 kg
Lead Time:	15-30 Working Days
Payment Terms:	T / T ,L / C

Engine Model	Prime Power	Aspiration	Configuration	Performance Curve	Compression Ratio
NT855-G	275 HP (205 kW) at 1500 RPM	Turbocharged	D092473DX02	C – 167E	15.0 : 1
NT855-GA	310 HP (231 kW) at 1500 RPM	Turbocharged	D092473DX02	C – 171E	15.0 : 1
NTA855-G1-A	322 HP (240 kW) at 1500 RPM	Turbocharged & Aftercooled Intercooler	D092473DX02	C – 806E	14.5 : 1
NTA855-G1-B	386 HP (287 kW) at 1800 RPM	Turbocharged & Aftercooled Intercooler	D092473DX02	C – 147E	14.5 : 1
NTA855-G1A	350 HP (264 kW) at 1500 RPM	Turbocharged & Aftercooled Intercooler	D093517DX02	C – 172E	14.5 : 1
NTA855-G1B	380 HP (284 kW) at 1500 RPM	Turbocharged & Aftercooled Intercooler	D093517DX02	C – 819E	14.0 : 1
NTA855-G2-A	380 HP (284 kW) at 1500 RPM	Turbocharged & Aftercooled Intercooler	D093517DX02	C – 807E	14.0 : 1
NTA855-G2-B	420 HP (313 kW) at 1800 RPM	Turbocharged & Aftercooled Intercooler	D093517DX02	C – 808E	14.0 : 1
NTA855-G2A	415 HP (310 kW) at 1500 RPM	Turbocharged & Aftercooled Intercooler	D093517DX02	C – 173E	14.0 : 1
NTA855-G3	480 HP (358 kW) at 1800 RPM	Turbocharged & Aftercooled Intercooler	D093580DX02	C – 4495	14.0 : 1
NTA855-G4	425 HP (317 kW) at 1500 RPM	Turbocharged & Aftercooled Intercooler	D093613DX02	C – 810E	14.0 : 1
NTAA855-G7	460 HP (343 kW) at 1500 RPM	Turbocharged & Air – Air Intercooler	D093629DX02	C – 164E	14.0 : 1
NTAA855-G7A	545HP (407 KW) at 1500 PRM	Turbocharged & Air – Air Intercooler	D093629DX02	C – 184E	14.0 : 1
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General Infomation of CCEC NTAA855-G7A Generator Engine
Engine Model	NTAA855-G7A	Configuration	D093629DX02
Performance Curve	C – 184E	CPL No.	CQ132
Type	4 – Cycle; In – line; 6 – Cylinder	Aspiration	Turbocharged & Air – Air Intercooler
*Stroke Bore**	140 mm * 152 mm / 5.5 in * 6 in	Displacement	855 in³ / 14 L
Compression Ratio	14.0 : 1	Firing Order	1 – 5 – 3 – 6 – 2 – 4
Standby Power	545 HP (407 kW) at 1500 RPM	Prime Power	N / A
Idle Speed	575 – 650 RPM

Installation Data of CCEC NTAA855-G7A Generator Engine
Wet Weight – Engine Only	2910 lb / 1320 kg	Dry Weight – Engine Only	2800 lb / 1270 kg
Wet Weight – Heat Exchanger Cooled Engine	N / A	Dry Weight – Heat Exchanger Cooled Engine	N / A
Moment of Inertia of Rotating Components – with FW 1109 Flywheel	118.5 lb_m.ft² / 4.99 kg.m²	Maximum Bending Moment at Rear Face of Block	1000 lb.ft / 1356 N.m
Center of Gravity from Rear Face of Flywheel Housing	27.7 in / 704 mm	Center of Gravity Above Crankshaft Centerline	5.5 in / 140 mm
Maximum over Speed Capability	2700 RPM	Maximum No – Load Governed Speed	1800 RPM
Minimum Torque for unaided Cold Start	375 lb.ft./ 509 N.m	Minimum Crankshaft Rotation for unaided Cold Start	150 RPM
Exhaust Sound Pressure at 1m from Exhaust Outlet	N / A
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Performance Data of CCEC NTAA855-G7A Generator Engine
	Standby Power		Standby Power
Governed Engine Speed (RPM)	1500	Gross Engine Power Output (HP / kW)	545 / 407
Torque (lb.ft / N·m)	1911 / 2591	Brake Mean Effective Pressure (PSI / kPa)	337 / 2326
Piston Speed (ft/min / m/s)	1500 / 7.62	Friction Horsepower (HP / kWm)	30 / 22
Intake Air Flow (cfm / liter/s)	1164 / 549	Engine Water Flow (GPM / L/min.)	79 / 5
Raw Water Flow (GPM / L/s)	54 / 3.4	Fuel Consumption (U.S.gal/h / L/h)	28.5 / 108
Oil Flow (GPM / L/s)	35 / 2.2	Exhaust Gas Temperature(After Turbine) (°F / °C)	884 / 473
Exhaust Gas Flow(After Turbine) (cfm / liter/s)	2619 / 1240	Air to Fuel Ratio	24.2 : 1
Heat Radiation (BTU / kW)	2900 / 51	Heat Rejection to Coolant (BTU / kW)	17370 / 305
Heat Rejection to Ambient (BTU / kW)	14480 / 254

System Technical Data of CCEC NTAA855-G7A Generator Engine
Exhaust System	Maximum Allowable Back Pressure	3 in Hg / 10 kPa
Exhaust System	Standard Exhaust Pipe Diameter	5 in. / 127 mm

Air Induction System	Maximum Allowable Intake Air Restriction – With Clean Filter Element	15 in H₂O / 3.74 kPa
	Maximum Allowable Intake Air Restriction – With Dirty Filter Element	25 in H₂O / 6.22 kPa
	Maximum Intake Pressure Fall from Turbo to Intake Manifold	5 PSI / 17 kPa
	Maximum Intake Manifold Temperature Rise	43 °F / 24 °C
	Minimum Dirt Holding Capacity	25 gm/CFM / 53 gm•L/s
	Maximum Allowable Intake Air Temperature	30 °F / 17 °C

Cooling System	Coolant Capacity – Engine Only	5.5 US gal / 20.8 liter
	Coolant Capacity – With Radiator	16 US gal / 60.6 liter
	Maximum Coolant Friction Head External to Engine	6 PSI / 41 kPa
	Maximum Static Head of Coolant (exclusive of Pressure Cap)	15 PSI / 103 kPa
	Maximum Static Head of Coolant Above Engine Crank Centerline	46 ft. / 14 m
	Standard Thermostat (modulating) Range	180 – 202 °F / 82 – 94 °C
	Minimum Allowable Pressure Cap	7.0 PSI / 48.2 kPa
	Maximum Coolant Temperature	205 °F / 96 °C
	Maximum Top Tank Temperature	212 °F / 100 °C
	Minimum Top Tank Temperature	160 °F / 71 °C
	Minimum Coolant Makeup Capacity	1.1 US gal / 4.2 liter
	Minimum Coolant Expansion Space	5 %

Lubrication System	Oil Pressure @ Idle Speed	15 Min PSI / 103 Min kPa
	Oil Pressure @ Governed Speed	35 – 50 PSI / 241 – 345 kPa
	Maximum Allowable Oil Temperature	250 °F / 121 °C
	Maximum Oil Consumption	0.25 U.S.qt./h / 0.24 L/h
	Oil Pan Capacity – Low / High	7.5 / 9.5 US gal / 28.4 / 36.0 liter
	Total System Capacity	10.2 US gal / 38.6 liter
	Angularity of Oil Pan – Front Down / Front Up / Side to Side	38° / 38° / 38°

Fuel System	Type Injection System	Direct Injection PT
	Maximum Allowable Restriction to Fuel Pump – With Clean Fuel Filter	4 in Hg / 13.5 kPa
	Maximum Allowable Restriction to Fuel Pump – With Dirty Fuel Filter	8 in Hg / 27.1 kPa
	Maximum Allowable Injector Return Line Restriction – With Check Valves	6.5 in Hg / 22 kPa
	Maximum Allowable Injector Return Line Restriction – Without Less Check Valves	2.5 in Hg / 8.5 kPa
	Minimum Fuel Supply Line Size	0.625 in. / 16 mm
	Minimum Fuel Return Line Size	0.5 in. / 13 mm
	Maximum Fuel Pump Supply	113 U.S.gal/h / 426 liter
	Fuel Rail Pressure	173 PSI / 1196 kPa
	Maximum Fuel Temperature	160 °F / 71 °C

Electrical System	Minimum Recommended Battery Capacity ( 24V ) – Cold Soak (No Load)	900 CCA
	Minimum Recommended Battery Capacity ( 24V ) – Cold Soak (No Load) – Minimum Reserved Capacity	320 CCA
	Minimum Recommended Battery Capacity ( 24V ) – Cold Soak (With Load)	900 CCA
	Minimum Recommended Battery Capacity ( 24V ) – Cold Soak (With Load) – Minimum Reserved Capacity	320 CCA
	Maximum Allowable Resistance of Cranking Circuit	0.002 ohm
	Standard Cranking Motor (Heavy Duty , Positive Engagement)	24 volt
	Standard Battery Charging System , Negative Ground	35 ampere
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Scopes of Supply of CCEC NTAA855-G7A 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 NTAA855-G7A 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 CCEC NTAA855-G7A Generator Drive Engine
Air Intake System	1. Installation Position of Air Filter	Charging System	1. 12V Charging Alternator for 12V 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. 12V Starter Motor for 12V Electric System
Engine Shut-Down System	1. 12V Solenoid for 12V 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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