... construction elevator 1. PLC+VVVF 2. Unique design 3. Payload: 2T Lifting speed: 33m/min 4. Flexible control,perf Building construction elevatorBuilding construction ... at the sites of industrial and civil construction, bridge construction, underground construction, large chimney construction, ship industry, which is convenient ... cage dimension (L*W*H) ( m) of construction hoist: 2.0*1.0*2.5, 2.5 ...