Technical Parameters Type WBH-03002S Capacity(t) 3 Standard Lifting Height(m) 3 Lifting Speed(m) 4.4 Lifting Motor Power(kw) 3 Rotation Speed(r/min) 1440 Phases 3 Voltage(v) 200-440 Frequency(Hz) 50 Operating Speed(m/min) 11/21 Chain Turns 3 Chain Specification 10 Test Load(t) 3.75 Weight(kg) 131 I-Beam(mm) 100-178 Weight Added with 1m Higher(kg) 4.7