,Professional R&D management 2,CE&GS Approved .3,High safety; Superior precision . 4,Imported Chain (FEC80) 5,Best Price ELK:1..Shell: Light aluminum alloy shell shall be adopted which is light but hard and fit for the use in the terrible work environment with a high heat dissipation rate and all tightness design.Inverse phase sequence protecting device: it is the special electrical installation ...
