Protection against harmful ingress of water is determined by methods other than those given in IEC 60529 (USA).
对水的有害侵人的防护是通过不同于IEC 60529的方法来确定的（美国）。
Protection of the equipment inside the enclosure against harmful ingress of water.
设备外壳组装对内部的保护，针对水的渗入会造成的设备无法使用等级。
Belt guard provides complete safety and protection of the v-belt from dirt ingress.
皮带防护罩彻底保护皮带安全，防止灰尘进入皮带。
Belt guard provides complete safety and protection of the v-belt from dirt ingress.
皮带防护罩彻底保护皮带安全，防止灰尘进入皮带。
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