... 4,passed ISO, safe Magnetic cranes/hoist and EquipmentsElectromagnetic crane1.The crane equipped with accessible electromagnetic plate, the ... automaticly, nondestructive flaw detection The trolley is consisted with motor,reducer, brake, coupling, the wheel, drum No ... . Crane protection grade is IP54 or IP44, Fgrade insulation Brake effectively, and long service life Magnetic Overhead Crane/hoist