https://hk.goodspec.com/2022/06/19/%e5%ae%8f%e7%ab%8b%e7%94%b5%e5%99%a8%e6%8e%a8%e5%87%ba%e7%ac%a6%e5%90%88ul508%e5%b9%b6%e6%bb%a1%e8%b6%b3motorcontrollers%e4%bd%bf%e7%94%a8%e5%9c%ba%e5%90%88%e7%9a%84%e5%a4%a7%e5%8a%9f%e7%8e%87/
宏立电器推出符合UL508并满足Motor+Controllers使用场合的大功率继电器