This particular board also operated over a broad temperature range without a cooling fan.
这块系统板不用制冷风扇就可以在温度变化很大的环境中使用。
Standard transformer can only operate at the rating capacity without the cooling fan, while each transformer may be installed with an extra cooling fan to increase the output capacity.
每台产品上均可加装风机增大变压器容量输出，不装风机的变压器能在额定容量下连续运行。
The fan can change the environment temperature without environment pollution caused by chemical cooling agent.
没有化学制冷剂对环境的污染；
应用推荐