ST 500 D

Full electronically controlled double drum winch with a max. pulling force of 60 kN at each winch and max. speed of 78 m/min. Suitable for lifting loads for fast and safe tower equipping, erection or final sagging. Upper winch is e.g. often limited to 2.5 t (for gin pole lifting) according to customer requirements.

ST 500 D


Max. pulling force (inner rope layer):

60 kN

Max. speed (outer rope layer):

78 m/min


K = 87500 => e.g. Ø 14 mm

450 m


Length x width x height:

4330 x 2300 x 2200 mm

Weight (without rope):

4000 kg


  • Max. 65 kW (88 hp)

  • Liquid-cooled diesel engine with automatic rpm control

  • 24 V system with high capacity battery


  • Drum with completely enclosed drive unit (motor + brake + gear box) for minimal maintenance and high efficiency

  • Continuously variable rope speed and accurate control at max. load

  • 2 automatically activated drum safety brake systems


  • Control of conductor in/out via joystick

  • PLC controlled machine for optimized productivity and safety

  • WVGA Color display for monitoring the pulling force, hydraulic-, engine- and electrical systems with intelligent diagnostic and troubleshooting system

  • Automatically controlled oil-cooling system

  • ZECK stringing data record system with USB interface

  • Overload protection system


  • 2 rigid axle chassis with parking brake for up to 30 km/h

  • Lockable aluminum cover

  • Back support via mechanical sprag

  • Front support via mechanical parking jack

  • Automatic rope guiding device

  • Large rope drum with stable pressure rollers for fixing the rope


  • Brake-/lighting system and mudguards (for rigid axle chassis)

  • 2 spring-mounted axle chassis with brake-/lighting system and mudguard for up to 80 km/h

  • Cable or radio remote control

  • Electronic printer for ZECK stringing data record system

  • Remote diagnosis with GPS modem

  • Height adjustable towing bar with change coupling for car or truck application

  • Free wheel device to pull out ropes by hand (without engine)

  • Slack rope safety system => prevents rope from getting loose and crossed over (only for steel ropes)

  • Protective undercarriage cover

  • Spare wheel with lockable holding device

  • Lockable tool box

  • Grounding plate

  • Noise reduction kit

  • Arctic kit – with preheating system for up to -30 °C

  • Extra-large drum

  • Biodegradable hydraulic oil

  • Both drum winches operate simultaneously

  • Ropes in various versions (steel or synthetic fibres)

Special modifications or equipment on request.


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