Welcome: SANYO DENKI San Ace cooling fan product chain in China region
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As the electric vehicle industry continues to expand, high-power DC fast chargers (ranging from 60kW to 480kW and beyond) are placing increasingly stringent demands on thermal management systems. Core components such as IGBT modules, rectifiers, and power units generate substantial heat under continuous high-load operation.
If heat dissipation is insufficient, it can lead to performance derating, system instability, or even complete equipment failure.
In outdoor environments, where dust, moisture, and temperature fluctuations are common, conventional cooling solutions are no longer sufficient. High-protection cooling fans, especially those with IP68 ratings, are becoming the preferred solution.
From an engineering standpoint, EV charger cooling systems must address several critical challenges:
Therefore, cooling solutions must deliver both high performance and long-term reliability.
Traditional industrial fans often fall short in EV charging applications due to:
| Issue | Impact |
|---|---|
| Low protection rating (IP54/IP55) | Vulnerable to dust and water ingress |
| Insufficient static pressure | Poor airflow through dense components |
| Reduced lifespan in harsh environments | Increased failure rates |
This has driven the shift toward high-protection IP68 cooling fans.
Taking the San Ace 120W 9WPA series as an example, these fans are engineered for reliability in extreme conditions.
| Item | Description |
|---|---|
| Dust Protection | ????? dust-proof |
| Water Protection | ?????? immersion for electrical components |
| Standard | IEC 60529 (IP68) |
Note: Protection applies to electrical components; mechanical parts require proper maintenance.
EV chargers typically include:
Example performance:
| Model | Max Airflow | Max Static Pressure |
|---|---|---|
| 9WPA1212J4001 | 4.20 m3/min | 210 Pa |
This enables effective airflow through high-resistance paths, significantly improving cooling efficiency.
Benefits:
| Parameter | Specification |
|---|---|
| Operating Temperature | -20°C to +70°C |
| Expected Lifespan | 70,000 hours at 40°C |
| Protection Features | Locked rotor, reverse polarity protection |
| Insulation | ?????? high dielectric strength |
These features ensure stable operation in demanding environments.
| Scenario | Recommendation |
|---|---|
| High-density systems | High static pressure models |
| Outdoor applications | IP68-rated fans |
| Energy-efficient systems | Low power + PWM fans |
In high-power EV charging systems, thermal management is no longer a secondary concern—it is a critical factor that directly impacts system reliability and lifespan.
IP68 cooling fans provide:
As EV infrastructure continues to evolve, adopting high-reliability cooling solutions is essential for ensuring stable and long-term operation.
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Contact: Mr. Huang
Phone: 13322980502
Tel: 0755-23706799
Email: hxp@jentech.cn
Add: No. 28, Tongyuwu Industrial Zone, Kuikeng Community, Guanlan Street, Longhua District, Shenzhen City. 6th floor, Building 1, Hualangjia Industrial Park
