Main parameters of qtz63 Rating load moment 630 kn.M; max.Load capacity:6t; max.Radius:50m; ratad roadcapacity at max.Radius:1.3t; independent height:40m; trolley speed: 21/42m/min; hoisting speed:8/40/80m/min(a=2); swiveling speed: 0.6r/min ; climbing speed:0.4m/min; motortotal power: 36.4kw; working volt: ~380vfa5% 50hz; working temperature: -20f¦f++40f¦