CRRC CDJF212 Synchronous Main and Auxiliary Generator
CRRC CDJF212 synchronous main and auxiliary generator is a high-power, high-efficiency power generation solution, delivering a rated output power of 4000 kW, a 1346 V rated voltage, and a 1000 rpm rated speed, featuring a Class 200 insulation system.Equipped with a 96% rated efficiency and a 1716 A rated current capacity, this generator is engineered to deliver stable, continuous power for heavy-duty locomotive and rail vehicle applications, ensuring reliable electricity supply for both traction and auxiliary systems.As a mature model in the CRRC generator series, it integrates seamlessly with mainstream locomotive power systems, ensuring reliable operation and compatibility with industry-standard rail equipment.We offer comprehensive life-cycle support for the synchronous main and auxiliary generator, covering equipment supply, on-site installation and commissioning, maintenance training, spare parts provision, and ongoing technical troubleshooting services.
Advantages of CRRC CDJF212 Synchronous Main and Auxiliary Generator
With a rated power of 4000 kW, it provides the massive electrical capacity needed to power heavy-haul locomotives and their auxiliary systems, supporting continuous operation under extreme loads.
The 96% rated efficiency minimizes energy loss, reducing fuel consumption and operational costs for rail operators, while lowering the environmental impact of rail fleets.
The Class 200 insulation system and optimized thermal design ensure stable performance in high-temperature, high-vibration rail environments, while the 1716 A rated current capacity prevents overheating under continuous operation.
The 1000 rpm rated speed is precisely matched to the output characteristics of diesel engines, ensuring efficient power transfer and consistent performance for both traction and auxiliary loads.
Designed with a 1346 V rated voltage that complies with mainstream locomotive power specifications, it integrates seamlessly with existing rail power systems, while mature manufacturing processes ensure high part commonality and low maintenance costs.
Technical Specifications
General Infomation of CRRC CDJF212 Synchronous Main and Auxiliary Generator | |||
| Motor Model | CDJF212 | Rated Power | 4000 kW |
| Rated Voltage | 1346 V | Rated Current | 1716 A |
| Rated Speed | 1000 r/min | Insulation Grade | 200 |
| Rated Efficiency | 96% | ||
| ——END—— | |||
Motor Model | Rated Power | Rated Voltage | Rated Current | Rated Speed | Insulation Grade | Rated Efficiency |
| CDJD113 AC traction motor | 520 kW | 805 V | 478 A | 513 rpm | 200 | 91.50% |
| CDJD114 AC traction motor | 378 kW | 830 V | 340 A | 5998 rpm | 200 | 92.50% |
| CDJD114B AC traction motor | 480 Kw | 660 V | 560 A | 493 rpm | 200 | 91.50% |
| CDJD115 AC traction motor | 330 kW | 690 V | 370 A | 596 rpm | 200 | 91.50% |
| CDJD116 AC traction motor | 125 kW | 550 V | 157 A | 2685 rpm | 200 | 92.50% |
| JD158 AC traction motor | 300 kW | 488 V | 476 A | 5329 rpm | 200 | 91.37% |
| JD159A AC traction motor | 200 kW | 1248 V | 112.2 A | 2172 rpm | 200 | 94% |
| JD160A AC traction motor | 1225 kW | 1375 V | 598 A | 1720 rpm | 200 | 94.50% |
| ——END—— | ||||||
Motor Model | Rated Power | Rated Voltage | Rated Current | Rated Speed | Insulation Grade | Rated Efficiency |
| CDJF201 Main Generator | 1400 kW | 265/780 V | 3045/1035 A | 1800 rpm | H | 95% |
| CDJF208F Main Generator | 1800 kW | 1015/1250 V | 1023/831 A | 1000 rpm | H | 95% |
| CDJF212 Main and Auxiliary Generator | 4000 kW | 1346 V | 1716 A | 1000 rpm | 200 | 96% |
| CDJF213A Main Generator | 2200 kW | 321/780 V | 3955/1630 A | 1800 rpm | H | 96% |
| CDJF219 Brushless Excitation Synchronous Generator | 620 kW | 1170 V | 336 A | 1800 rpm | H | N/A |
| JF204DZ Main Generator | 3700 kW | 508/770 V | 4210/2775 A | 1000 rpm | H | 95% |
| TQFR-3000 Main Generator | 3000 kW | 438/613 V | 3936/2805 A | 1100 rpm | H | 85% |
| ——END—— | ||||||

Supporting locomotive products include:
traction motors and generators for diesel DC locomotives, diesel AC locomotives, and hybrid locomotives, as well as fan motors and starter motors, etc.;
Supporting diesel AC locomotives mainly include:
Qiqihar HXN5 locomotive, Qiqihar HXN5B (4400HP) shunting locomotive, Qiqihar FXN5C (4400HP) freight locomotive, Ziyang HXN6 hybrid locomotive, Ziyang Thailand SDA3, Ziyang Thailand SDA4, Ziyang Turkmenistan CKD9A-1 locomotive, Qiqihar Thailand CDA5B1 locomotive, Qiqihar Guinea 4400HP locomotive, Qiqihar Nigeria DF8B locomotive, Qiqihar Kenya meter-gauge locomotive, etc.
The company has established R&D platforms for electric drive systems, including motors, converters, power modules, IGBTs, and system integration. The independently developed electric drive system for the 350 km/h China Standard EMU marks Yongji Electric Machinery Co., Ltd.’s complete mastery of the core technologies for EMU electric drive systems, achieving a leap from “Made in China” to “Intelligent Manufacturing in China.”
The company’s railway mainline locomotive electric drive products currently cover more than 10 models of locomotives, including the HXD2 and HXD3 electric locomotives and the HXN3 diesel locomotive. The company’s developed EMU traction motors and control systems currently cover more than 10 models of domestic EMUs, including the CRH2, CRH3, and CRH5, holding nearly half of the domestic market share.




Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

Engine Sale Manual

Installation Drawing

Installation Manual

Operation Manual

Parts Catalogue














