NEMA 4x - Indoor or Outdoor use with some protectionagainstcorrosion, windblown dust or rain, splashing or hose directed water.
符合NEMA 4x—室内或室外使用一些防腐蚀，扬尘和雨水，飞溅水或软管直接保护。
2
Together, these two sections provide an enclosure designed to meet NEMA 4 specifications for protectionagainstcorrosion, dust, and moisture.
同时，这两个部分提供满足NEMA的抗腐蚀，灰尘和湿气保护。
3
Their characteristics include an extremely low coefficient of friction, high resistance to pressure, very high shear stability and excellent protectionagainstcorrosion.