High Qualiyty 230/400V Silent Diesel Generator Set Powered by Cummins Engine for Backup Use

• After-sales Service: 7/24 Hours Hotline Service, Spare Parts Support
• Warranty: 1 Year or 1000 Running Hours
• Type: Self-Starting Diesel Generator
• Installation Method: Fixed
• Stroke: Four Stroke
• Cooling Method: Water Cooling
• Model NO.: DB-640GF
• Output Type: AC Three Phase
• Speed: 1500(R/Min)
• Conditions of Use: Land Use
• Usage: Common Units, Standby Unit, Emergency Crew
• Landuse Type of Unit: Low Noise Automation Type
• Excitation Mode: Brushless and Self- Exciting
• Rated Current: 1152A
• Rated Frequency: 50Hz
• Rated Voltage: 230/400V or as Your Required
• Alternator: Engga, Marathon, Leroy-Somer etc.
• Control Panel: Smartgen, Deep Sea etc.
• Certificates: CE, ISO
• Transport Package: Plastic Film
• Specification: 6000(mm)*2600(mm)*2800(mm)
• Trademark: Dingbo Power
• Origin: China
• HS Code: 8502131000
• Production Capacity: 7000 Sets/Year

Product Description

Product Description

 

Dingbo Power diesel generators are meticulously crafted to be both rugged and durable, while also maintaining exceptional efficiency. Renowned for their stable performance and long service life, our generators are available in various sizes and configurations to meet diverse customer needs. Whether for homes, businesses, or expansive industrial facilities, our products provide a reliable and efficient backup power solution. Widely recognized as an essential power source, Dingbo Power generators excel as the main, backup, or emergency power supply. They have been extensively utilized across factories, construction sites, supermarkets, shopping malls, hospitals, hotels, animal husbandry, mechanical engineering projects, chemical mines, real estate developments, petroleum facilities, metallurgy operations, transportation railways, and in remote locations such as mountainous regions and deserts.

Our Advantages

 

Dingbo Power collaborates with globally renowned diesel engine manufacturers including Cummins, Deutz, Yuchai, Shangchai, Weichai, Ricardo, MTU, Doosan, and more. We proudly offer reliable diesel generator sets ranging from 25kVA to a staggering 3725kVA.

• Exceptional longevity and minimal upkeep requirements.
• Experience seamless operation with high efficiency, low noise, and minimal vibration.
• Impressive load handling capabilities and robust power output.
• Eco-friendly with low emissions and economical operation.
• Aesthetic and practical designs for various diesel generator configurations including open type, silent canopy, containerized, mobile trailer, and mobile car power stations.
• Adhering to premier standards such as GB/T2820, ISO9001, ISO14001, ISO45001, CE, Euro Stage II, Euro Stage III, EPA Tier 2, Tier 3, and Tier 4.
• Benefit from remote operation, diagnostics, and maintenance via Dingbo's advanced cloud service platform.
• Comprehensive after-sales network paired with a global warranty service.

Product Parameters

 

 

640KW 800KVA Diesel Generator Set Specifications
Genset model	DB-640GF
Prime power	640kW
	800kVA
Standby power	710kW
	887.5kVA
Rated voltage(V)	400/230 (customizable)
Rated current(A)	1152
Power factor	0.8
Frequency(Hz)	50
Speed(rpm)	1500
Phase:	3 phase 4 wire
Noise level:	105dB at 7m ( open type diesel genset)
	75dB at 7m(silent type diesel genset)

 

Detailed Engine Specifications

Manufacturer	Chongqing Cummins Engine Co.,Ltd
Model	KTA38-G2B
Engine output-prime	711kW
Engine output-standby	789kW
Frequency:	50Hz
Speed:	1500rpm
Cylinders no. & Type:	12 cylinders, V-type 4 stroke, diesel engine, water-cooled
Aspiration:	Turbocharged , Aftercooled
Bore*stroke	159*159mm
Displacement	38L
Compression Ratio	14.5:1
Governor	Electronic speed governor
Starter motor voltage:	24V DC
Type Injection System:	Direct injection Cummins PT
Maximum Oil Temperature	121ºC
Total Oil System Capacity	170.3L
Cooling way	Water Radiator & fan
Coolant Capacity-with radiator	199L
Standard Thermostat	82-93ºC
Fuel consumption- continuous power(100%)	198g/kW.h
Fuel consumption-prime power (100%)	200g/kW.h
Fuel consumption-prime power (75%)	204g/kW.h
Fuel consumption-prime power (50%)	191g/kW.h
Fuel consumption-prime power (25%)	150g/kW.h

 

Premium Alternator Specifications

Alternator brand optional	Leroy Somer/Marathon/ENGGA
Rated Voltage(V)	400/230
Output way	3 phase 4 wire
Rated power factor	0.8
Exciter	Brushless, Self-exciter
Wire connecting method	Y type, 3 phase 4 wire
Max voltage regulation	±1%
Protection class	IP23
Insulation class	H
Rotor:	Single/double bearing
Efficiency:	95%
Regulator:	AVR
Recovery time(Tr)	1s
Waveform : TIF	<50
Waveform : THF	<2%
Overload	110% rated load for 2 hour per 24 hour

 

Engine
Robust Heavy Duty Diesel Engine
Efficient Four-Stroke, Water-Cooled Design
Reliable 12V and 24V Starter and Charge Alternator
Advanced Cooling Radiator and Fan System
Maintenance-Free Battery with Rack and Cable
Flexible Fuel Connection Hoses and Manual Oil Sump Drain Valve
High-Performance Exhaust Silencer

Alternator
Brushless, Single Bearing, Flexible Disc Alternator
Insulation Class: H for Ultimate Safety
Protection Class: IP23 for Enhanced Durability
Self-Exciting and Self-Regulating Mechanism

Canopy
Canopy Designed with Modular Principles for Flexibility
All Metal Canopy Parts Painted with Electrostatic Polyester Power Paint
Soundproof Design Ensures Minimal Noise Levels
Convenient for Lifting and Moving
Easy to Maintain and Operate

Base Frame
Base Frame Includes Provisions for Forklift and Crane
Integral Fuel Tank for Seamless Operation
Daily Fuel Tank Supplies for 8-24 Hours of Continuous Use
Fuel Tank is Easy to Maintain and Clean
Anti-Vibration Pads Flexibly Positioned Between Engine and Alternator

Comprehensive Control, Monitoring, and Protection for Generator Set Including:
High Water Temperature Detection
Low Oil Pressure Protection
Over and Under Speed Regulation
Over Current Protection
Under/Over Generator Voltage Control
Start and Stop Failure Alerts
Low and High Battery Voltage Monitoring
Charge Failure Detection
Emergency Stop Mechanism
24/7 Online Customer Service
 

Genset Models-50Hz

 

Genset Model	Diesel Generator Set				Engine Model	Size
	Prime Power		Standby Power			Dimension ( L x W x H:mm )	Weight (KG)
	KW	KVA	KW	KVA
Powered by DCEC Cummins engine, 50Hz/1500rpm
DB-17GF	17	20	19	24	4B3.9-G11	1650×800×1300	760
DB-22GF	22	27	24	30	4B3.9-G1	1650×800×1300	760
DB-25GF	25	31	28	35	4B3.9-G12	1650×800×1300	780
DB-32GF	32	40	35	44	4BT3.9-G1	1650×800×1300	800
DB-45GF	45	56	50	62	4BTA3.9-G2	1850×850×1300	820
DB-52GF	52	65	56	70	4BTA3.9-G2	1850×850×1300	820
DB-64GF	64	80	72	90	4BTA3.9-G11	1850×850×1300	900
DB-80GF	80	100	88	110	6BT5.9-G1	2200×850×1600	1060
DB-84GF	84	105	92	115	6BT5.9-G2	2200×850×1600	1060
DB-92GF	92	115	100	125	6BTA5.9-G2	2300×850×1600	1080
DB-110GF	110	138	120	150	6BTAA5.9-G2	2450×850×1600	1150
DB-120GF	120	150	132	165	6BTAA5.9-G12	2450×850×1600	1150
DB-150GF	150	188	165	206	6CTA8.3-G1	2450×850×1800	1450
DB-150GF	150	188	165	206	6CTA8.3-G2	2450×850×1800	1450
DB-160GF	160	200	176	220	6CTAA8.3-G2	2600×950×1800	1860
DB-200GF	200	250	220	275	6LTAA8.9-G2	2800×1000×1800	2000
DB-220GF	220	275	242	303	6LTAA9.5-G3	2800×1000×1800	2300
DB-250GF	250	313	275	344	6LTAA9.5-G1	2800×1000×1800	2500
DB-310GF	310	388	340	425	6ZTAA13-G3	3200×1200×1950	3000
DB-350GF	350	438	385	481	6ZTAA13-G2	3250×1360×2100	2700
DB-360GF	360	450	396	495	QSZ13-G5	3250×1360×2100	3200
DB-400GF	400	500	440	550	QSZ13-G3	3250×1360×2100	3200
Powered by CCEC Cummins engine, 50Hz/1500rpm
DB--200GF	200	250	220	275	NT855-GA	2900×1000×1800	2300
DB--240GF	250	313	275	344	NTA855-G1A	3000×1040×1655	2600
DB--260GF	260	325	290	363	NTA855-G1B	3000×1060×1800	2550
DB-280GF	280	350	310	388	NTA855-G2A	3000×1060×1900	2600
DB-300GF	300	375	330	413	NTAA855-G7	3200×1200×1900	2850
DB-300GF	300	375	330	413	KTA19-G2	3200×1200×1900	2850
DB-320GF	320	400	350	438	QSNT-G3	3200×1200×1900	3000
DB-360GF	/	/	360	450	NTAA855-G7A	3200×1200×2000	3250
DB-360GF	360	450	400	500	KTA19-G3	3600×1550×2200	3400
DB-400GF	400	500	440	550	KTA19-G3A	3450×1400×2000	3550
DB-400GF	400	500	440	550	KTA19-G4	3450×1400×2000	3750
DB-430GF	430	538	470	588	KTAA19-G5	3450×1500×2200	3900
DB-480GF	480	600	528	660	KTAA19-G6	3450×1500×2200	4300
DB-520GF	/	/	520	650	KTA19-G8	3450×1500×2200	4400
DB-550GF	550	688	600	750	KTA19-G9A	3500×1600×2200	4580
DB-600GF	580	725	640	800	KTA38-GA	4500×2000×2300	6100
DB-600GF	600	750	660	825	KTA38-G2	4500×2000×2300	6350
DB-650GF	650	813	720	900	KTA38-G2B	4300×2060×2430	6900
DB-740GF	728	910	800	1000	KTA38-G2A	4500×2000×2300	6800
DB-800GF	800	1000	880	1100	KTA38-G5	4500×2000×2300	6900
DB-900GF	900	1125	1000	1250	KTA38-G9	4500×2000×2300	8600
DB-1000GF	1000	1250	1100	1375	KTA50-G3	5200×2250×2500	10000
DB-1100GF	1100	1375	1320	1650	KTA50-G8	5200×2250×2500	10000
DB-1200GF	1200	1500	1320	1650	KTA50-GS8	5200×2250×2500	11000
DB-1340GF	1340	1675	1500	1875	KTA50-G15X	5200×2250×2500	12000
DB-1500GF	1500	1875	1600	2000	KTA50-G16A	5200×2250×2500	12000

 

Genset Models-60Hz

 

Genset Model	Diesel Generator Set				DCEC Cummins Engine Model	Size
	Prime Power		Standby Power			Dimension ( L x W x H: mm )	Weight ( kg )
	KW	KVA	KW	KVA
Powered by DCEC Cummins engine, 60Hz, 1800rpm
DB-20GF	20	25	22	28	4B3.9-G11	1650×800×1300	760
DB-24GF	24	30	27	34	4B3.9-G2	1650×800×1300	760
DB-28GF	28	35	30	38	4B3.9-G12	1650×800×1300	760
DB-36GF	36	45	40	50	4BT3.9-G2	1850×850×1300	820
DB-51GF	51	64	56	70	4BTA3.9-G2	1850×850×1300	820
DB-60GF	60	75	60	75	4BTA3.9-G2	1850×850×1300	820
DB-72GF	72	90	75	94	4BTA3.9-G11	1850×850×1300	900
DB-91GF	91	114	100	125	6BT5.9-G2	2200×850×1600	1060
DB-100GF	100	125	110	138	6BT5.9-G2	2200×850×1600	1060
DB-109GF	110	137.5	120	150	6BTA5.9-G2	2300×850×1600	1080
DB-114GF	120	150	132	165	6BTAA5.9-G2	2450×850×1600	1150
DB-136GF	136	170	150	188	6BTAA5.9-G12	2450×850×1600	1150
DB-159GF	159	199	175	219	6CTA8.3-G2	2450×850×1800	1450
DB-173GF	173	216	190	238	6CTAA8.3-G2	2600×950×1800	1860
DB-208GF	208	260	228	286	6LTAA8.9-G2	2800×1000×1800	2000
DB-227GF	227	284	250	313	6LTAA8.9-G3	2800×1000×1800	2300
DB-240GF	240	300	264	330	6LTAA9.5-G3	2800×1000×1800	2300
DB-250GF	256	320	280	350	6LTAA9.5-G1	2800×1000×1800	2500
DB-318GF	318	398	350	438	6ZTAA13-G3	3250×1360×2100	2700
DB-355GF	355	443	390	488	6ZTAA13-G2	3250×1360×2100	2700
DB-364GF	364	455	400	500	QSZ13-G2	3250×1360×2100	3200
DB-360GF	360	450	396	495	6ZTAA13-G4	3250×1360×2100	3200
DB-382GF	382	477	420	525	QSZ13-G5	3250×1360×2100	3200
DB-400GF	400	500	440	550	QSZ13-G3	3250×1360×2100	3200
DB-440GF	440	550	480	600	QSZ13-G11	3250×1360×2100	3200
Powered by CCEC Cummins engine, 60Hz, 1800rpm
DB-220GF	-	-	220	275	NT855-GA	2900×1000×1800	2300
DB-320GF	320	400	350	438	QSNT-G3	3200×1200×1900	2400
DB-250GF	250	313	275	344	NTA855-G1	3000×1060×1800	2550
DB-275GF	275	344	300	375	NTA855-G1B	3000×1060×1900	2600
DB-275GF	275	344	300	375	NTA855-G2	3000×1060×1900	2600
DB-315GF	315	394	350	438	NTA855-G3	3200×1200×1900	2850
DB-350GF	350	438	400	500	KTA19-G2	3450×1400×2000	3550
DB-410GF	410	513	450	563	KTA19-G3	3450×1400×2000	3550
DB-450GF	450	563	500	625	KTA19-G3A	3450×1400×2000	3550
DB-450GF	450	563	500	625	KTA19-G4	3450×1400×2000	3750
DB-470GF	470	588	550	688	KTAA19-G5	3450×1500×2200	3900
DB-500GF	500	625	570	713	QSK19-G4	3500×1600×2200	4580
DB-550GF	550	688	600	750	QSK19-G5	3500×1600×2200	4580
DB-620GF	620	775	680	850	KT38-G	4200×1820×2200	4700
DB-700GF	700	875	770	963	KTA38-G1	4500×2000×2300	6100
DB-600GF	725	906	800	1000	KTA38-G2	4500×2000×2300	6350
DB-800GF	800	1000	880	1100	KTA38-G2A	4500×2000×2300	6800
DB-750GF	750	938	830	1038	KTA38-G2B	4500×2000×2300	6800
DB-900GF	900	1125	1000	1250	KTA38-G4	4500×2000×2300	6900
DB-1100GF	-	-	1100	1375	KTA38-G9	4500×2000×2300	8600
DB-1100GF	1100	1375	1260	1575	KTA50-G3	5200×2250×2500	11300
DB-1130GF	1130	1413	1180	1475	KTA50-G12	5200×2250×2500	11300
DB-1220GF	1220	1525	1430	1788	KTA50-G12A	5200×2250×2500	11300
DB-1260GF	1260	1575	1500	1875	KTA50-G9	5200×2250×2500	11300

 

Company Profile

 

Guangxi Dingbo Power Equipment Manufacturing Co., Ltd, established in 2006, stands proudly as a premier manufacturer of diesel generator sets in Guangxi, China. Dingbo Power seamlessly integrates design, supply, commissioning, and maintenance of diesel generator sets, serving our valued customers for over 15 years. As an authorized OEM supplier, we collaborate with renowned diesel engine brands such as Cummins, Deutz, Weichai, Yuchai, SDEC, MTU, Ricardo, and Wuxi. Our AC generator offerings include top-tier brands like Leroy Somer, Marathon, Siemens, and Engga, among others. Catering to a wide range of power needs, Dingbo Power provides diesel generator sets with power capacities ranging from 20kw to 3000kw.

As a leading power generation one-stop solution provider in China, Dingbo Power operates with a philosophy centered on pioneering technology and premium quality. We deliver cost-efficient, turn-key system solutions and services tailored for specialized generating set investors. Our products boast strong comparative advantages in performance, pricing, after-sales service, and delivery timeliness.

Thanks to the relentless efforts of our dedicated employees, we have achieved excellence in product quality, earning high praise from our customers. Currently, our products are globally distributed, reaching regions such as Africa, South America, North America, the Middle East, Southeast Asia, and Europe, all receiving favorable feedback from satisfied clients.

At Dingbo Power, we believe that what's best for our customers is best for us. We leverage robust technical R&D capabilities, cutting-edge manufacturing technology, a modern production base, a flawless quality management system, and a comprehensive after-sales service guarantee. This ensures we deliver safe, stable, and reliable power solutions for mechanical engineering, chemical mines, real estate, hotels, schools, hospitals, factories, and other enterprises and institutions facing power challenges.

From R&D to production, our processes encompass meticulous raw material procurement, assembly and processing, as well as rigorous finished product debugging and testing. Each step is strictly implemented, clear, and traceable, ensuring compliance with national and industrial standards, as well as contract specifications.

♦ Management is executed in strict adherence to the ISO9001 Quality Management System and ISO14001 Environmental Management System.
♦ All products are ISO-certified and CE-certified, ensuring top-notch quality and safety.
♦ Every product undergoes rigorous factory testing to guarantee outstanding quality before shipment.
♦ We strictly enforce comprehensive product warranty terms.
♦ Our high-efficiency assembly and production lines ensure timely delivery.
♦ We offer professional, timely, thoughtful, and dedicated services to all our clients.
♦ We supply complete, favorable, and original accessories for our products.
♦ Ongoing technical training is provided year-round to keep our team at the forefront of innovation and expertise.
♦ Our 24/7/365 Customer Service Center ensures rapid and effective responses to all customer service demands.

Client Cases

Certifications