Electric hydraulic power unit Heavy duty leaf chain Slideway for other equipment Maintenance free load bearing Adjustable runway Separate hydraulic power unit,dispense with daily maintenance,and easy to operate Automatic safety locks Air lock release Specifications: Working noise : 75dB ( A ) Rise time : 60s Working temperature : -5 ~ 40 Drop time : 90s Motor power : 2.2Kw/220 ~ 380V Working pressure : 14Mpa relative humidity : 80% Using altitude : 1000m lifting capacity : 7000lbs/3200kgs Lifting height : 1750mm width between posts : 2877mm Width between runways : 0--1179mm Outer dimensions/L*W*H : 5496 3072 2279mm 20 container : 8sets 40 container : 16 sets