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SYM Tower crane R70/21B (Fixing angle/traveling topless tower crane).
Jib 70m topless tower crane
Free standing height 60m topless tower crane
Tip load 2.1 ton topless tower crane
Fixing angle topless tower crane
Flat top tower crane
Max Load:10 on
L68B2 tower crane mast section/L68B1 tower crane mast section.
Hoisting motor 55KW
Slewing motor 9KWx3/145NMx3
Trolley motor 5.5KWx1
Mechanisms | Diagram | Technical features |
Hoisting |
| Adopt frequency conversion motor,fast speed and high torque.The special software for hoisting is applied to ensure that tower crane does not slip out of the hook at the moment of startup. Double contactor holding brake protection Brake failsafe (hover function). |
Trolley |
| Adopt frequency conversion motor,run smoothly and without impact.It is suitable for prefabricated buildings to achieve low-speed operation and accurate positioning of items. |
Slewing |
| Special software prevents the boom from shaking and ensures smooth rotation. One-button wind indicator: In the case of strong winds, the swing brake is released in time. |
Travelling |
| One drag multi-frequency VF control, make the traveling run more smoothly. |
Tower crane include limits, insurance and other safety devices. Limit safety device: lifting moment limiter, lifting weight limiter, lifting height limiter, amplitude limiter, travel limiter, etc. Safety device: hook insurance, wire rope drum insurance, ladder guardrail and so on. Other safety devices: rail clamp, anemometer, wire rope anti-stripping groove, tower black box, etc.
Yes, we have 100% test before delivery.
CE, TUV, ISO9001
Generally 7-15 days after advance payment.
