Elektrisk hejse er en slags løfteudstyr, installeret på kranen, gantry -kranen, elektrisk hejse har egenskaberne ved lille størrelse, letvægt, enkel drift, let at bruge osv.
The electric hoist is compact in structure, and the electric hoist with the motor axis perpendicular to the reel axis adopts a worm gear transmission device. Its disadvantages are: large length size, large size in width, rough structure, low mechanical efficiency, difficult processing, etc. The hydraulic system is dual control, and the overflow control valve and magnetic contact pressure gauge can accurately control Trykket . Den elektriske kontrolafdeling har vedtaget lavspændingskontrol, hvilket øger sikkerheden i kontrolsystemet .