CR700(Crane Drive)
AC Drives for Crane Applications

CR700 Purpose-Built Variable Frequency Drive

The Yaskawa CR700 is a purpose-built variable frequency drive engineered specifically for cranes, hoists, and lifting systems. Unlike general-purpose drive, the CR700 incorporates motion profiles and safety functions tailored to vertical movement—delivering high torque at low speeds, precise position holding, and smooth start/stop transitions.

Its robust design integrates advanced load swing control, brake sequencing, torque pre-control, and adaptive speed ramping to ensure smooth, safe, and reliable lifting. Whether it's a port crane, gantry hoist, or industrial lift, the CR700 handles demanding vertical applications with a focus on operator safety, payload protection, and mechanical durability.

  • Anti-sway control: Minimises load swing for faster, safer lifting
  • Integrated brake control: Smooth transitions with less mechanical shock
  • Full torque at low speed: Maintains holding force without encoder feedback
  • Dedicated crane macros: Reduces commissioning time and setup complexity
AC Drives for Crane Applications vanity image for background

Features

  • Open- and closed-loop vector control
  • Load swing suppression algorithm
  • Torque pre-control for stable lifting
  • Positioning and holding without encoder
  • Integrated brake sequencing logic
  • Safe Torque Off (STO) – SIL3
  • Motor pre-heating function for ambient protection
  • Conformal coated PCBs for harsh environments
  • Automatic motor tuning
  • LCD keypad with crane-specific display
  • Embedded Modbus communication
  • Optional fieldbus (PROFINET, EtherNet/IP, CANopen)
  • Fast parameter backup/restore via keypad or USB
  • Integrated motor overload protection
  • Compact frame for panel space optimisation

Downloads

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