WOLFF 7534.8 clear

 

BGL classificationC.0.10.0315
NormsEN 14439
Max. load capacity8.5 t
Max. jib radius75.0 m
Rope falls2
Hoisting gear:
Type845 FU875 FU
PowerkW4575
CurrentA88143
Crane:
Operating currentA95134
Peak currentA148215
Supply line:
Cross Section Amm²35 | 5050 | 70
Max. fuseA100 | 100125 | 125
Max. length S2 + S3m177 | 253174 | 244
Connected powerkVA6693
min. required generator powerkVA132186

Main Components


30 m basic jib with trolley gear. Extensions up to 75 m radius in 2.5 m steps. Slewing frame with two slewing gears, slew bearing with central lubrication unit and slipring system, operator cabin station with control cabinet. 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 electrically operated weathervaning device. Automatic windforce 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
operator, both operational and diagnostics.


Safety Devices


Electronic overload protection with WOLFFBoost. 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. WOLFFLink data transfer System. Trolley rope breakage safety device.


Tower Elements, Climbing Device


Tower configuration of WOLFF system tower elements. WOLFF slug bolt connection. Detachable hydraulic WOLFF external climber KWH 20.3.1 and KWH 20.6.1 or the internal climber KSH 20 SH.


Undercarriage UW, Travelling Cross Frame KRF


WOLFF undercarriage UW can be used with gauge from 6.0 up to 8.0 m or travelling crossframe KRF with 6.0 - 10.0 m.


Cross Frame Element KRE, Cross Frame KR


For stationary installation. KRE elements can be modi ed to UW. Cross frames KR can be modified to KRF.


Power Requirements and hook paths (Slewing part)


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

CAD data substructures (dwg)
CAD data tower elements (dwg)
CAD data WOLFF 7534.8 clear (dwg)
Datasheet WOLFF 7534.8 clear (pdf)
WOLFF Boost (pdf)

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