Wolffkran WOLFF 6031.8 clear Specifications

The 8.5 metric ton  WOLFF 6031.8 Clear US Flat Top Tower Crane and has a 2.3 metric ton Load Capacity at a jib radius of 65 m. 

Main Components

30 m (98′) basic jib with trolley gear. Extensions up to 65 m (213′) radius in 2.5 m (8′) steps. Slewing frame with driver’s cabin, control cabinet, two slewing gears, ball race bearing with
central lubrication unit, and slip ring system. Counterjib with hoisting platform and counterweights.

Drive Technique

All drives frequency controlled squirrel cage motors, fully thermal protected. Hoisting winches Hw 845 FU or Hw 875 FU. Two slewing gears with an electrically operated weather vaning device. Automatic wind force compensation controls. Trolley gear.

Electrical Equipment

Multivoltage equipment for supplies from 380 V to 460 V at 50 / 60 cycles. Electronic safety crane controls with bus technology. Incremental absolute encoders for all operating movements.
Electronic load measuring device at basic jib section. Multilingual graphic display showing information to the crane operator, both operational and diagnostic

Safety Devices

Electronic overload protection system. Increased load moment limitation by automatically hoisting speed reduction. Menu guided setting of overload protection system and of all limiters from operators cabin. Working space limiter. Anti-collision interface. Trolley rope breakage safety device.

Tower Elements, Climbing Device

Tower configuration of WOLFF system tower elements. WOLFF slug bolt connection. Detachable hydraulic WOLFF system climbing device KWH 20.3.

Cross Frame KR, Mobile Cross Frame KRF

For stationary installation. KRE elements can be modified to UW.

Power Requirements and hook paths (Slewing part)

67 kVA ( Hw 845 FU ), hook path 190 m in 2-fall operation.
94 kVA ( Hw 875 FU ), hook path 460 m in 2-fall operation.

Select Crane Sales is an Authorized WolffKran Tower Crane distributor in the United States.

From the planning of entire crane concepts, configuring,   to individual static calculations or the development of customized solutions – Select Crane Sales Support Team is ready to help you capitalize on the full potential of WOLFF towers on your next construction job.