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    1. Introduction:
    Four column lifting machine hydraulic power unit is the four pillars of lifting machine dedicated hydraulic power source.Mainly has two kinds, one kind is two small scissors are able to lift the four pillars of the power source of the lifting machine use, the other is a two small cut (or a small cut) so together down the four pillars of lifting machine with hydraulic power source, the user can choose according to need.
    2. The working principle of the system (1, 2)
    Principle 1Principle 2


    3. The performance parameters of the
    motorThe oil pumpThe fuel tankOil mouth sizeinstallation
    Voltage (v)Power (kw)Speed (r. p. m)Displacement (cc/r)Pressure (Mpa)Volume (L)
    AC380
    AC220    		1.5
    2.2    		1450
    2800
    2.0
    1.6
    3.3
    		0 ~ 21
    9
    12
    		M14*1.5；G3/8
    Or in accordance with the requirements of users    		vertical


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