Specification: Load capacity: 5-600tons Span: 12-35m Lifting height: 6-18m or according to customer request Model of electric hoist: open winch trolley Traveling speed: 20m/min,31m/min 40m/min Lifting speed: 7.1m/min,6.3m/min,5.9m/min Working duty: A5-A7 Power source: 380v/400v/415v/440v/460v, 50hz/60hz, 3phase With of track: 37-90mm Control model: Cabin control, pendent control,remote control