Electric Chain Hoist Duty Classification H4 Mount Type Push Trolley Maximum Lifting Capacity 10 000 lb Number of Speeds 2 Programmable Programmable by VFD Fixed Lift Speed Not Applicable Minimum Lift Speed 2 fpm Maximum Lift Speed 11 fpm Trolley Speed Not Applicable Maximum Lifting Length 15 ft Current at Minimum Voltage 17.3 A Current at Maximum Voltage 8.3 A Motor Horsepower 4 3/4 hp Operating Voltage 460V AC Headroom 33 3/32 in For Minimum Beam Height 6 11/16 in