WOLFF 355 B

Main Components

30 m basic jib. Extensions up to 60 m radius in 5 m steps. Towertop with luffing winch. Slewing frame with driver’s cabin, control cabinet, slewing gear, ball race bearing with central lubrication unit and slipring system. Counterjib with hoisting winch and counterweights.

Drive Technique

All drives frequency controlled squirrel cage motors, fully thermal protected. Hoisting winch Hw28110FU / Hw28132FU. Slewing gear with electrically operated weathervaning device. Automatic windforce compensation controls. Luffing winch Ew 1575 FU.

Electrical Equipment

Multivoltage equipment for supplies from 380 V to 460 V at 50 / 60 cycles. Electro nic 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

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. Electronic controlled level luffing.

Tower Elements, Climbing Device

Tower configuration of WOLFF system tower elements. WOLFF slug bolt connection. Detachable hydraulic WOLFF system climbing device KWH 20.6.

Undercarriage UW

WOLFF system undercarriage UW can be used with gauge from 6,0 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 )

194 kVA with Hw 28110 FU, hook path 460 m in 2-fall operation.

205 kVA with Hw 28132 FU, hook path 460 m in 2-fall operation.