Three Phase Variable Frequency Drive For Crane 380V-480V

Variabler Frequenzantrieb für Kran
November 26, 2025
Brief: Follow along for a hands-on demonstration that highlights performance points of the Three Phase Variable Frequency Drive for Crane. This video showcases its speed control capabilities across different modes, torque boost functionality for handling load changes, and relay output for safety mechanisms. You'll see how it maintains exceptional speed stability and learn about its applications in bridge cranes, port cranes, and oil drilling rigs.
Related Product Features:
  • Wide speed range with 1:10 V/F, 1:100 OLVC, and 1:1000 CLVC ratios for flexible crane system adaptation.
  • Adjustable torque boost from 0.0% to 30.0% to handle sudden load changes and maintain stable operations.
  • High speed stability with 0.2% margin in OLVC and 0.1% in CLVC modes, preventing unwanted fluctuations.
  • Relay output with 1-channel Form C Contact (NO+NC) for triggering alarms and safety mechanisms.
  • Fast torque response of ≤5ms in Vector Control Mode for precise motor control.
  • Broad output frequency range from 0Hz to 600Hz, compatible with 380V-480V three-phase input.
  • Anti-shake function to prevent accidents caused by significant load swinging during acceleration or deceleration.
  • Supports both asynchronous and synchronous motors with optional encoder, communication, and IO expansion cards.
Fragen und Antworten:
  • What speed control capabilities does this crane variable frequency drive offer?
    It offers flexible speed control with a 1:10 V/F ratio, 1:100 Open Loop Vector Control (OLVC), and 1:1000 Closed Loop Vector Control (CLVC), making it highly adaptable for various crane systems.
  • How does the torque boost function enhance crane operations?
    The torque boost can be adjusted from 0.0% to 30.0%, enabling the drive to handle sudden load changes effectively and maintain stable crane operations under varying conditions.
  • What safety features are included in this frequency drive?
    It includes a relay output with 1-channel Form C Contact for alarms, an anti-shake function to prevent load swinging accidents, and supports optional safety accessories like encoder and communication cards.
  • Is this drive compatible with different motor types?
    Yes, it is compatible with both asynchronous and synchronous motors, and optional accessories such as encoder cards and IO expansion cards can be added to enhance performance.