Wolffkran WOLFF 1250 B US Specifications

The 66.1-ton (132, 280 lbs) WOLFF 1250 B US Luffing Jib Tower Crane is designed for the North American market and has a 16.2-ton (32, 490 lbs) Load Capacity at a jib radius of 263 (80 m). 

Main Components

40 m (131′) basic jib, extensions up to 80 m (263′) in 5 m (16′) steps, tower top with access, slewing frame with cabin, two slewing gears, ball race bearing with central lubrication unit and slip ring system. Counter jib with hoist and luffing winch, switch cabinet and counterweights.

Drive Technique

All drives with frequency controlled squirrel cage motors, fully terminal protected. Hoisting winch Hw 40132 FU, slewing drive with electrically operated weathervaning device. Automatic wind force compensation controls. Luffing winch
Ew 16110 FU.

Electrical Equipment

Multivoltage equipment for supplies of 480 V Y / 277 V 60 Hz. Electronic safety crane controls with bus technology. Incremental absolute encoders for all operating movements. Electronic load measuring device. Multilingual graphic display showing information to the crane operator, both operational and diagnostics.

Safety Devices

Crane is complete with electronic overload protection system. Increased load moment limitation due to automatic hoist speed reduction. Menu guided setting of overload protection system and of all limiters from operator’s cabin. Working space limiter, anti-collision interface. Electonic controlled level luffing.

In series with

Teleservice module and wind indicator.

Tower Elements, Climbing Device

Tower configuration with WOLFF system tower element TV 33. Hydraulic WOLFF system climbing device KWH 33.

Undercarriage UW, Crossframe KRE

As travelling version on WOLFF system undercarriage UW 4120 with gauge of 12.0 m (39′). For stationary installations on KRE 4120 (Base 12 x 12 m (39′ x 39′)). KRE element can be modified to UW. Alternative on foundation anchors typ G 33-2000.

Power Requirements and hook paths (Slewing part)

241 kVA, hook path for 400 m (1312′) tower height in 2-fall operation.

Select Crane Sales is the Authorized WolffKran Tower Luffer 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.