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Thyristor crane drives

Drives for Hoist

Thyristor panel DVESLY designed for single phase-wound (slip-ring) induction motor and provides a 5-speed control of hoist motor with symmetric resistance in the rotor circuit. Motor braking is performed during the opposition.

  • DVESLY-5M
    The DVESLY-5M thyristor panel is designed to control one wound-rotor induction motor and provides 5 steps of control with balanced impedance in the rotor circuit.
    Full specifications
  • DVESLY-7M
    The DVESLY-7M thyristor panel is designed to control a wound-rotor induction motor and provides 4 steps of control with balanced impedance in the rotor circuit with the use of dynamic braking mode.
    Full specifications
  • DVESLY-7M-I
    The DVESLY-7M-I thyristor panel is designed to control a wound-rotor induction motor and provides 4 steps of control with balanced impedance in the rotor circuit with the use of dynamic braking mode.
    Full specifications
Drives for bridge and gantry

Thyristor panel DVESLY designed for phase-wound (slip-ring) induction motors and provides a 3-speed control of two motors with symmetric resistance in the rotor circuit. Motor braking is performed during the opposition.

  • DVESLY-4M
    The DVESLY-4M thyristor panel is designed to control two wound-rotor induction motors of crane traveling mechanism and provides 3 steps of control with balanced impedance in the rotor circuit.
    Full specifications
  • DVESLY-4M-I
    The DVESLY-4M-I transistor panel is designed to control two wound-rotor induction motors and provides stepless impulse control with balanced impedance in the rotor circuit. Given the unique characteristics of the crane we offer customized crane control systems in close cooperation with the end-user and customer.
    Full specifications
  • DVESLY-4M-R0
    The DVESLY-4M-R0 thyristor panel is designed to control two wound-rotor induction motors and provides one step of control in both directions of the motor operation.
    Full specifications
Drives for Trolley

Thyristor panel DVESLY designed for single phase-wound (slip-ring) induction motor and provides a 3-speed control with symmetric resistance in the rotor circuit. Motor braking is performed during the opposition.

  • DVESLY-3M
    The DVESLY-3M thyristor panel is designed to control a wound-rotor induction motor and provides 3 steps of control with balanced impedance in the rotor circuit.
    Full specifications
  • DVESLY-3M-I
    The DVESLY-3M-I transistor panel is designed to control a wound-rotor induction motor and provides stepless impulse control with balanced impedance in the rotor circuit.
    Full specifications
  • DVESLY-3M-R0
    The DVESLY-3M-R0 thyristor panel is designed to control a wound-rotor induction motor and provides one step of control in both directions of the motor operation.
    Full specifications
Auxiliary equipment for crane control systems

Crane control system consist of drives, but also auxiliary equipment like rotor resistors, main supply cabinets, etc. Dvesta offers all kinds of customized crane equipment and complete crane control systems.

  • DVESLY-1M-ShR rotor resistors cabinet
    Crane resistors units are connected to the rotor circuit of a wound-rotor motor in order to change shaft speed and torque.
    Full specifications
  • DVESLY-1M-PU Crane control unit
    The DVESLY-PU control is an operator’s workstation with an ergonomical arm-chair on a load carrying platform.
    Full specifications
  • Power supply protection DVESLY-1M-MV
    A feed-in and crane protection cabinet DVESLY-1M-MV, is designed to supply power to electric equipment of the crane and to provide maximum current protection, overcurrent protection and protection from phase-failure of supply mains of crane motors.
    Full specifications