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1. Overview of Cummins diesel generator set
●Using Cummins Power World's unified design, production and testing standards and manufacturing in China.
●Meet and exceed GB/T2820-97 \"Reciprocating Internal Combustion Engine Driven Alternator\" Chinese National Standard.
●Cummins provides comprehensive quality assurance and is responsible for the warranty of the generator set, including the engine, generator and control system.
●Professional service network all over the world provides customers with 24-hour after-sales service and spare parts supply.
Two, standard configuration
Engine: The whole series uses Cummins engine as power, outstanding transient response characteristics, good fuel economy, environmentally friendly emissions, high reliability and long life cycle.
Generator: The whole series uses Stanford generators, with excellent excitation characteristics, so that the unit can withstand high-power instantaneous loading, with small voltage fluctuations and rapid recovery.
Control system: a control system with a microprocessor as the core.
Short circuit protection: molded case circuit breaker.
Radiator: Standard configuration is 40℃ ambient temperature online radiator, closed water circulation cooling system, to ensure the rated power output under harsh high temperature environment.
Air filter: Fleetguard products, a subsidiary of Cummins, fully meet the indoor environment in China.
Shock absorber: Built-in composite damping system, excellent damping performance, convenient transportation and installation.
Starter motor: DC starter motor, start quickly; the engine is equipped with a charging generator, which can quickly replenish battery energy after start.
Standard accessories: exhaust elbow, exhaust bellows, exhaust silencer.
Three, performance parameters
●230/400VAC, 50Hz\0.8PF (lagging) three-phase four-wire AC output (electronic speed control);
●Frequency drop ≤3% ·Voltage modulation ≤ 0.3%;
●Steady-state frequency band ≤ 0.5% · Steady-state voltage deviation ≤±1%;
●Transient frequency deviation ≤ +10% ·Transient voltage deviation ≤ +20%≤-7% ≤ -15%;
●Frequency recovery time ≤ 3S · Voltage recovery time ≤ 1S (voltage ±3%).
Four, engine characteristics
Type: four-stroke, water-cooled, supercharged/inter-cooled
Structure: cast steel crankshaft, connecting rod, cast iron cylinder block.
Fuel filtration system: high-precision paper-based filter, DC fuel solenoid valve.
Oil filtration: high-precision paper-based lubricating oil filter with bypass protection.
Cooling system: Built-in water circulation pump and thermostatic valve improve the working efficiency of the engine.
The Sino-US joint venture Dongfeng Cummins and Chongqing Cummins engines have small size, light weight, low fuel consumption, high power, reliable operation, and convenient parts supply and maintenance. It adopts electronic speed governor, with protection functions such as high cooling water temperature, low oil pressure, overspeed alarm and automatic shutdown.
Five, specifications
Unit Type | Output power (GF/KVA) | Rated current (A) | Diesel engine model | Generator model | Dimensions | Unit weight (kg) |
National II emissions | ||||||
24GF | 24/30 | 43.2 | 4B3.9-G2 | TFW2-24-4A | 1750×760×1300 | 800 |
25GF | 25/31.25 | 45 | 4B3.9-G12 | TFW2-25-4A | 1750×760×1300 | 800 |
30GF | 30/37.5 | 54 | 4BT3.9-G1 | TFW2-30-4A | 1750×760×1300 | 800 |
30GF | 30/37.5 | 54 | 4BT3.9-G2 | TFW2-30-4A | 1750×760×1300 | 800 |
50GF | 50/62.5 | 90 | 4BTA3.9-G2 | TFW2-50-4A | 1860×760×1300 | 900 |
75GF | 75/93.75 | 135 | 6BT5.9-G1 | TFW2-75-4A | 2150×830×1400 | 1100 |
75GF | 75/93.75 | 135 | 6BT5.9-G2 | TFW2-75-4A | 2150×830×1400 | 1100 |
100GF | 100/125 | 180 | 6BTA5.9-G2 | TFW2-100-4A | 2150×830×1400 | 1200 |
120GF | 120/150 | 216 | 6BTAA5.9-G2 | TFW2-120-4A | 2300×830×1400 | 1300 |
150GF | 150/187.5 | 270 | 6CTA8.3-G1 | TFW2-150-4A | 2400×830×1500 | 1700 |
150GF | 150/187.5 | 270 | 6CTA8.3-G2 | TFW2-150-4A | 2400×830×1500 | 1700 |
200GF | 200/250 | 360 | 6CTAA8.3-G2 | TFW2-200-4A | 2510×850×1600 | 1800 |
250GF | 250/312.5 | 450 | 6LTAA9.5-G3 | TFW2-250-4A | 2555×960×1650 | 2000 |
290GF | 290/362.5 | 522 | 6LTAA9.5-G1 | TFW2-290-4A | 2555×960×1650 | 2200 |
340GF | 340/425 | 612 | 6ZTAA13-G3 | TFW2-340-4A | 3270×1140×1800 | 3200 |
390GF | 390/487.5 | 702 | 6ZTAA13-G2 | TFW2-390-4A | 3270×1140×1800 | 3200 |
400GF | 400/500 | 720 | 6ZTAA13-G4 | TFW2-400-4A | 3270×1140×1800 | 3200 |
350GF | 350/437.5 | 630 | QSZ13-G2 | TFW2-350-4A | 3270×1140×1800 | 3200 |
400GF | 400/500 | 720 | QSZ13-G5 | TFW2-400-4A | 3270×1140×1800 | 3200 |
450GF | 450/562.5 | 810 | QSZ13-G3 | TFW2-450-4A | 3270×1140×1800 | 3300 |
200GF | 200/250 | 360 | MTA11-G2 | TFW2-200-4A | 2740×1010×1700 | 2800 |
250GF | 250/312.5 | 450 | NTA855-G1A | TFW2-250-4A | 3000×1040×1655 | 2600 |
300GF | 300/375 | 540 | NTA855-G2A | TFW2-300-4A | 3000×1040×1655 | 3100 |
350GF | 350/437.5 | 630 | QSNT-G3 | TFW2-350-4A | 3270×1140×1800 | 3200 |
400GF | 400/500 | 720 | QSNT-G4X | TFW2-400-4A | 3400×1360×2070 | 4200 |
500GF | 500/625 | 900 | KTAA19-G6A | TFW2-500-4A | 3600×1550×2200 | 4590 |
600GF | 600/750 | 1080 | KT38-GA | TFW2-600-4A | 4200×1820×2250 | 7600 |
640GF | 540/800 | 1152 | KTA38-G2B | TFW2-640-4A | 4200×1820×2250 | 7700 |
700GF | 700/875 | 1260 | KTA38-G2B | TFW2-700-4A | 4200×1820×2250 | 7700 |
800GF | 800/1000 | 1440 | KTA38-G2A | TFW2-800-4A | 4200×1820×2250 | 7800 |
1000GF | 1000/1250 | 1800 | KTA38-G9 | TFW2-1000-4A | 4400×2080×2350 | 9400 |
1000GF | 1000/1250 | 1800 | KTA50-G3 | TFW2-1000-4A | 4870×2100×2350 | 10000 |
1200GF | 1200/1500 | 2160 | KTA50-GS8 | TFW2-1200-4A | 5620×2280×2350 | 11000 |
1500GF | 1500/1875 | 2700 | KTA50-G15 | TFW2-1500-4A | 5620×2280×2350 | 11000 |
National three emissions | ||||||
63GF | 63/78.75 | 113.4 | QSB3.9-G2 | TFW2-63-4A | 2150×830×1400 | 1100 |
75GF | 75/93.75 | 135 | QSB3.9-G3 | TFW2-75-4A | 2150×830×1400 | 1200 |
100GF | 100/125 | 180 | QSB5.9-G2 | TFW2-100-4A | 2300×830×1400 | 1300 |
120GF | 120/150 | 216 | QSB5.9-G3 | TFW2-120-4A | 2300×830×1400 | 1300 |
150GF | 150/187.5 | 270 | QSB6.7-G3 | TFW2-150-4A | 2400×850×1500 | 1700 |
160GF | 160/200 | 288 | QSB6.7-G4 | TFW2-160-4A | 2510×850×1600 | 1800 |
200GF | 200/250 | 360 | QSL8.9-G3 | TFW2-200-4A | 2555×960×1650 | 2000 |
300GF | 300/375 | 540 | QSZ13-G6 | TFW2-300-4A | 3270×1140×1800 | 3200 |
350GF | 350/437.5 | 630 | QSZ13-G7 | TFW2-350-4A | 3270×1140×1800 | 3200 |
200GF | 200/250 | 360 | QSNT-G6 | TFW2-200-4A | 3270×1140×1800 | 3200 |
220GF | 220/275 | 396 | QSNT-G7 | TFW2-220-4A | 3270×1140×1800 | 3200 |
250GF | 250/312.5 | 450 | QSNT-G1 | TFW2-250-4A | 3270×1140×1800 | 3200 |
280GF | 280/350 | 504 | QSNT-G2 | TFW2-280-4A | 3270×1140×1800 | 3200 |
360GF | 360/450 | 648 | QSK19-G14 | TFW2-360-4A | 3600×155×2200 | 4000 |
400GF | 400/500 | 720 | QSK19-G13 | TFW2-400-4A | 3600×155×2200 | 4100 |
460GF | 460/575 | 828 | QSK19-G12 | TFW2-460-4A | 3000×1040×1655 | 4300 |
470GF | 470/587.5 | 846 | QSK19-G6 | TFW2-470-4A | 3000×1040×1655 | 4300 |
500GF | 500/625 | 900 | QSK19-G7 | TFW2-500-4A | 3000×1040×1655 | 4400 |
550GF | 550/687.5 | 990 | QSK19-G11 | TFW2-550-4A | 3000×1040×1655 | 4500 |
600GF | 600/750 | 1080 | QSK38-G6 | TFW2-600-4A | 4800×2080×2350 | 9800 |
650GF | 650/812.5 | 1170 | QSK38-G7 | TFW2-650-4A | 4800×2080×2350 | 9900 |
728GF | 728/910 | 1310.4 | QSK38-G8 | TFW2-728-4A | 4800×2080×2350 | 10000 |
800GF | 800/1000 | 1440 | QSK38-G1 | TFW2-800-4A | 4800×2080×2350 | 10000 |
900GF | 900/1125 | 1620 | QSK38-G2 | TFW2-900-4A | 4800×2080×2350 | 11000 |
1100GF | 1100/1375 | 1980 | QSK38-G5A | TFW2-1100-4A | 5000×2200×2500 | 12000 |
1. Overview of Cummins diesel generator set
●Using Cummins Power World's unified design, production and testing standards and manufacturing in China.
●Meet and exceed GB/T2820-97 \"Reciprocating Internal Combustion Engine Driven Alternator\" Chinese National Standard.
●Cummins provides comprehensive quality assurance and is responsible for the warranty of the generator set, including the engine, generator and control system.
●Professional service network all over the world provides customers with 24-hour after-sales service and spare parts supply.
Two, standard configuration
Engine: The whole series uses Cummins engine as power, outstanding transient response characteristics, good fuel economy, environmentally friendly emissions, high reliability and long life cycle.
Generator: The whole series uses Stanford generators, with excellent excitation characteristics, so that the unit can withstand high-power instantaneous loading, with small voltage fluctuations and rapid recovery.
Control system: a control system with a microprocessor as the core.
Short circuit protection: molded case circuit breaker.
Radiator: Standard configuration is 40℃ ambient temperature online radiator, closed water circulation cooling system, to ensure the rated power output under harsh high temperature environment.
Air filter: Fleetguard products, a subsidiary of Cummins, fully meet the indoor environment in China.
Shock absorber: Built-in composite damping system, excellent damping performance, convenient transportation and installation.
Starter motor: DC starter motor, start quickly; the engine is equipped with a charging generator, which can quickly replenish battery energy after start.
Standard accessories: exhaust elbow, exhaust bellows, exhaust silencer.
Three, performance parameters
●230/400VAC, 50Hz\0.8PF (lagging) three-phase four-wire AC output (electronic speed control);
●Frequency drop ≤3% ·Voltage modulation ≤ 0.3%;
●Steady-state frequency band ≤ 0.5% · Steady-state voltage deviation ≤±1%;
●Transient frequency deviation ≤ +10% ·Transient voltage deviation ≤ +20%≤-7% ≤ -15%;
●Frequency recovery time ≤ 3S · Voltage recovery time ≤ 1S (voltage ±3%).
Four, engine characteristics
Type: four-stroke, water-cooled, supercharged/inter-cooled
Structure: cast steel crankshaft, connecting rod, cast iron cylinder block.
Fuel filtration system: high-precision paper-based filter, DC fuel solenoid valve.
Oil filtration: high-precision paper-based lubricating oil filter with bypass protection.
Cooling system: Built-in water circulation pump and thermostatic valve improve the working efficiency of the engine.
The Sino-US joint venture Dongfeng Cummins and Chongqing Cummins engines have small size, light weight, low fuel consumption, high power, reliable operation, and convenient parts supply and maintenance. It adopts electronic speed governor, with protection functions such as high cooling water temperature, low oil pressure, overspeed alarm and automatic shutdown.
Five, specifications
Unit Type | Output power (GF/KVA) | Rated current (A) | Diesel engine model | Generator model | Dimensions | Unit weight (kg) |
National II emissions | ||||||
24GF | 24/30 | 43.2 | 4B3.9-G2 | TFW2-24-4A | 1750×760×1300 | 800 |
25GF | 25/31.25 | 45 | 4B3.9-G12 | TFW2-25-4A | 1750×760×1300 | 800 |
30GF | 30/37.5 | 54 | 4BT3.9-G1 | TFW2-30-4A | 1750×760×1300 | 800 |
30GF | 30/37.5 | 54 | 4BT3.9-G2 | TFW2-30-4A | 1750×760×1300 | 800 |
50GF | 50/62.5 | 90 | 4BTA3.9-G2 | TFW2-50-4A | 1860×760×1300 | 900 |
75GF | 75/93.75 | 135 | 6BT5.9-G1 | TFW2-75-4A | 2150×830×1400 | 1100 |
75GF | 75/93.75 | 135 | 6BT5.9-G2 | TFW2-75-4A | 2150×830×1400 | 1100 |
100GF | 100/125 | 180 | 6BTA5.9-G2 | TFW2-100-4A | 2150×830×1400 | 1200 |
120GF | 120/150 | 216 | 6BTAA5.9-G2 | TFW2-120-4A | 2300×830×1400 | 1300 |
150GF | 150/187.5 | 270 | 6CTA8.3-G1 | TFW2-150-4A | 2400×830×1500 | 1700 |
150GF | 150/187.5 | 270 | 6CTA8.3-G2 | TFW2-150-4A | 2400×830×1500 | 1700 |
200GF | 200/250 | 360 | 6CTAA8.3-G2 | TFW2-200-4A | 2510×850×1600 | 1800 |
250GF | 250/312.5 | 450 | 6LTAA9.5-G3 | TFW2-250-4A | 2555×960×1650 | 2000 |
290GF | 290/362.5 | 522 | 6LTAA9.5-G1 | TFW2-290-4A | 2555×960×1650 | 2200 |
340GF | 340/425 | 612 | 6ZTAA13-G3 | TFW2-340-4A | 3270×1140×1800 | 3200 |
390GF | 390/487.5 | 702 | 6ZTAA13-G2 | TFW2-390-4A | 3270×1140×1800 | 3200 |
400GF | 400/500 | 720 | 6ZTAA13-G4 | TFW2-400-4A | 3270×1140×1800 | 3200 |
350GF | 350/437.5 | 630 | QSZ13-G2 | TFW2-350-4A | 3270×1140×1800 | 3200 |
400GF | 400/500 | 720 | QSZ13-G5 | TFW2-400-4A | 3270×1140×1800 | 3200 |
450GF | 450/562.5 | 810 | QSZ13-G3 | TFW2-450-4A | 3270×1140×1800 | 3300 |
200GF | 200/250 | 360 | MTA11-G2 | TFW2-200-4A | 2740×1010×1700 | 2800 |
250GF | 250/312.5 | 450 | NTA855-G1A | TFW2-250-4A | 3000×1040×1655 | 2600 |
300GF | 300/375 | 540 | NTA855-G2A | TFW2-300-4A | 3000×1040×1655 | 3100 |
350GF | 350/437.5 | 630 | QSNT-G3 | TFW2-350-4A | 3270×1140×1800 | 3200 |
400GF | 400/500 | 720 | QSNT-G4X | TFW2-400-4A | 3400×1360×2070 | 4200 |
500GF | 500/625 | 900 | KTAA19-G6A | TFW2-500-4A | 3600×1550×2200 | 4590 |
600GF | 600/750 | 1080 | KT38-GA | TFW2-600-4A | 4200×1820×2250 | 7600 |
640GF | 540/800 | 1152 | KTA38-G2B | TFW2-640-4A | 4200×1820×2250 | 7700 |
700GF | 700/875 | 1260 | KTA38-G2B | TFW2-700-4A | 4200×1820×2250 | 7700 |
800GF | 800/1000 | 1440 | KTA38-G2A | TFW2-800-4A | 4200×1820×2250 | 7800 |
1000GF | 1000/1250 | 1800 | KTA38-G9 | TFW2-1000-4A | 4400×2080×2350 | 9400 |
1000GF | 1000/1250 | 1800 | KTA50-G3 | TFW2-1000-4A | 4870×2100×2350 | 10000 |
1200GF | 1200/1500 | 2160 | KTA50-GS8 | TFW2-1200-4A | 5620×2280×2350 | 11000 |
1500GF | 1500/1875 | 2700 | KTA50-G15 | TFW2-1500-4A | 5620×2280×2350 | 11000 |
National three emissions | ||||||
63GF | 63/78.75 | 113.4 | QSB3.9-G2 | TFW2-63-4A | 2150×830×1400 | 1100 |
75GF | 75/93.75 | 135 | QSB3.9-G3 | TFW2-75-4A | 2150×830×1400 | 1200 |
100GF | 100/125 | 180 | QSB5.9-G2 | TFW2-100-4A | 2300×830×1400 | 1300 |
120GF | 120/150 | 216 | QSB5.9-G3 | TFW2-120-4A | 2300×830×1400 | 1300 |
150GF | 150/187.5 | 270 | QSB6.7-G3 | TFW2-150-4A | 2400×850×1500 | 1700 |
160GF | 160/200 | 288 | QSB6.7-G4 | TFW2-160-4A | 2510×850×1600 | 1800 |
200GF | 200/250 | 360 | QSL8.9-G3 | TFW2-200-4A | 2555×960×1650 | 2000 |
300GF | 300/375 | 540 | QSZ13-G6 | TFW2-300-4A | 3270×1140×1800 | 3200 |
350GF | 350/437.5 | 630 | QSZ13-G7 | TFW2-350-4A | 3270×1140×1800 | 3200 |
200GF | 200/250 | 360 | QSNT-G6 | TFW2-200-4A | 3270×1140×1800 | 3200 |
220GF | 220/275 | 396 | QSNT-G7 | TFW2-220-4A | 3270×1140×1800 | 3200 |
250GF | 250/312.5 | 450 | QSNT-G1 | TFW2-250-4A | 3270×1140×1800 | 3200 |
280GF | 280/350 | 504 | QSNT-G2 | TFW2-280-4A | 3270×1140×1800 | 3200 |
360GF | 360/450 | 648 | QSK19-G14 | TFW2-360-4A | 3600×155×2200 | 4000 |
400GF | 400/500 | 720 | QSK19-G13 | TFW2-400-4A | 3600×155×2200 | 4100 |
460GF | 460/575 | 828 | QSK19-G12 | TFW2-460-4A | 3000×1040×1655 | 4300 |
470GF | 470/587.5 | 846 | QSK19-G6 | TFW2-470-4A | 3000×1040×1655 | 4300 |
500GF | 500/625 | 900 | QSK19-G7 | TFW2-500-4A | 3000×1040×1655 | 4400 |
550GF | 550/687.5 | 990 | QSK19-G11 | TFW2-550-4A | 3000×1040×1655 | 4500 |
600GF | 600/750 | 1080 | QSK38-G6 | TFW2-600-4A | 4800×2080×2350 | 9800 |
650GF | 650/812.5 | 1170 | QSK38-G7 | TFW2-650-4A | 4800×2080×2350 | 9900 |
728GF | 728/910 | 1310.4 | QSK38-G8 | TFW2-728-4A | 4800×2080×2350 | 10000 |
800GF | 800/1000 | 1440 | QSK38-G1 | TFW2-800-4A | 4800×2080×2350 | 10000 |
900GF | 900/1125 | 1620 | QSK38-G2 | TFW2-900-4A | 4800×2080×2350 | 11000 |
1100GF | 1100/1375 | 1980 | QSK38-G5A | TFW2-1100-4A | 5000×2200×2500 | 12000 |
