1. 鑄鋁合金外殼,壓鑄成形,表面噴塑; 2. 外殼內裝隔爆型開關,外殼接合部位有橡膠密 封圈密封,防護等級可達IP55; 3. 鋼管或電纜布線。
1. Diecasted of Al-alloy shell with moulded-shapement and plastic-sprayed surface; 2. The increased safety is mounted the flame-proofing switch inside, the joint part of outer shell is sealed by rubber lock ring, The protective grade is up to IP55; 3. Steelpipe and cable wiring. |