WOLFF 5020.8 Clear


BGL classificationC.0.10.0112
NormsEN 14439
Max. load capacity8.5 t
Max. jib radius55.0 m
Rope falls2
Hoisting gear:
Type845 FU
Operating currentA86
Peak currentA139
Supply line:
Cross Section Amm²35 | 50
Max. fuseA100 | 100
Max. length S2 + S3m194 | 277
Connected powerkVA59
min. required generator powerkVA117

Main Components

20 m basic jib with trolley gear. Extensions up to 55 m radius in 2,5 m steps. Slewing frame with driver’s cabin, control cabinet, slewing gear, ball race bearing with central lubrication unit and slipring system. Counterjib with hoisting platform and counterweights.

Drive Technique

All drives with frequency controlled squirrel cage motors, fully thermal protected. Hoisting winch Hw 845 FU. Slewing gear 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 system. Increased load moment
limitation due to automatic hoisting speed reduction. Menu guided setting of overload protection system and of all limiters from operator’s 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 and KWH 15.2.

Undercarriage UW

WOLFF system undercarriage UW can be used with gauge from 5,0 up to 8,0 m.

Cross Frame Element KRE, Cross Frame KR

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

Power Requirements and hook paths (Slewing part)

59 kVA (Hw 845 FU), hook path 190 m in 2-fall operation.

Technische information (pdf)
CAD data substructures (dwg)
CAD data tower elements (dwg)
CAD data WOLFF 5020.8 Clear (dwg)
Datasheet WOLFF 5020.8 Clear (pdf)
WOLFF Boost (pdf)

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