The enclosure is the housings are made of glass fiber reinforced unsaturated polyeste resin,with features of corrosion proof,aneistatic,shock resistance and favorable yhermal stability;
2.采用曲璐密封機構設計,具有良好的防水、防塵性能;
Adopt curve-sealed structure,with the strong performances of water-proof abd dust-proof;
3.內裝開關為防爆元件,有2極、3極開關可供選擇;
Lnside are mounted explosion-separate type elements and it have two-pole and three-pde to de selected;