The fetching device of electromagnetic overhead crane is an electromagnetic sucking disc which can be discharged. It is widely used for loading and unloading magnetic black metal products and materials (steel ingot, steel and iron, etc.) in metallurgy factory, or handling steel, scrap steel, scrap, scrap iron and other materials in machinery factory and warehouse, with manually release mode for safe and reliable, it will initiate magnetic protection when the machine is power off.
