Technical Parameters
| Parameter | Specification |
| Wheel-End Peak Torque | 2700Nm |
| Wheel-End Peak Speed | 1290rpm |
| Wheel-End Rated Power | 60kW |
| Wheel-End Peak Power | 140kW |
| Operating Voltage Range | 210~470Vdc |
| Rated Voltage | 350Vdc |
Dowway Joint Power’s 3rd-Generation ECO 3-in-1 Electric Drive Assembly is a refined and optimized powertrain product developed for the mainstream new energy vehicle market (Class A0 and Class A models). As a typical “3-in-1” integrated system (integrating motor, electric control, and reducer), it adheres to the industry’s mainstream integration direction while achieving breakthroughs in key performance indicators, making it a competitive choice for automakers.
Leading Safety & Anti-Interference Performance
Safety is a core advantage of this product. It meets the ASIL C functional safety level—a critical standard in the automotive industry for powertrain systems—ensuring that in abnormal operating conditions (such as voltage fluctuations or component failures), the system can quickly trigger protective mechanisms to avoid safety hazards, providing a solid safety guarantee for vehicle operation. Meanwhile, its EMC (Electromagnetic Compatibility) performance reaches Class 3 for mass-produced products: this means the assembly has strong resistance to external electromagnetic interference (e.g., from road infrastructure or other electronic devices) and minimal electromagnetic radiation to surrounding vehicle components, effectively preventing malfunctions caused by electromagnetic issues and enhancing the overall stability of the vehicle’s electrical system.
Excellent NVH for Enhanced Driving Comfort
NVH (Noise, Vibration, Harshness) performance is a key factor affecting driving comfort, and this powertrain excels in this aspect. It achieves main order noise not exceeding 85dB across the entire speed range: whether the vehicle is running at low speeds (e.g., urban commuting) or high speeds (e.g., highway driving), the noise generated by the powertrain remains at a low level. This significantly reduces in-cabin noise, avoids annoying vibration feedback, and creates a quieter and more comfortable driving environment—addressing a common pain point of some entry-level new energy vehicles regarding excessive powertrain noise.
High Energy Efficiency for Extended Range
In the context of consumers’ increasing focus on electric vehicle range, the high efficiency of this powertrain becomes a major selling point. Its maximum efficiency reaches 93.5%, meaning it can convert up to 93.5% of electrical energy into mechanical energy for driving, minimizing energy loss. More importantly, in the CLTC (China Light-Duty Vehicle Test Cycle)—a standard that simulates real-world driving conditions—the comprehensive working condition efficiency is 88%@350Vdc. This high real-world efficiency directly translates to longer vehicle range: under the same battery capacity, vehicles equipped with this powertrain can travel further, alleviating range anxiety for users.
Stable Power Output for Daily Needs
Targeting Class A0 and Class A vehicles (mainly used for urban commuting, family short-distance travel, etc.), the powertrain provides matching power performance. With a wheel-end peak power of 140kW, peak torque of 2700Nm, and rated power of 60kW, it can easily handle daily driving scenarios—such as accelerating from a standstill, overtaking, or climbing gentle slopes—while balancing power and energy consumption to avoid excessive electricity use caused by overly aggressive power output.
In summary, Dowway’s 3rd-Generation ECO 3-in-1 Electric Drive Assembly focuses on “safety, comfort, and efficiency”—the core needs of mainstream new energy vehicle users. It not only conforms to industry technical trends but also solves practical user pain points, providing strong support for automakers to improve the competitiveness of their Class A0 and Class A models.
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