WOLFF 1250 B US

 

NormsEN 14439
Max. load capacity60.0 (132280 lb)
Max. jib radius80.0 (263')
Rope falls1 | 2 | 3
Hoisting gear:
Type40132 FU
PowerkW132
CurrentA132
Luffing gear:
Type16110
PowerkW110
CurrentA200
Crane:
Operating currentA289
Peak currentA381
Supply line:
Cross Section Amm²120 | 185
Max. fuseA350
Max. length S2 + S3m235 | 363
Connected powerkVA241
min. required generator powerkVA603

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 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.

Datasheet WOLFF 1250 B US (pdf)
CAD data WOLFF 1250 B US (dwg)
WOLFF Boost (pdf)

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