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YZP Special Frequency Converter Motor for Hoisting Machinery

📊 Technical Data

  • Power Range: 2.2 kW – 750 kW
  • Poles: 4P / 6P / 8P / 10P
  • Speed Range: 660 – 1500 rpm
  • Ambient Temperature: -15°C ~ +40°C
  • Duty Type: Continuous duty (S1)
  • Protection Class: IP55 or higher
  • Mounting Type: IMB3 (standard)

Note: Standard parameters only. Customized requirements are available upon request.

📘 Product Overview

The ZP series variable frequency motor is specially designed for crane applications in ports and heavy industrial environments.

It is widely used in lifting, luffing, traveling, and slewing mechanisms of port cranes, providing stable performance under frequent start-stop and variable load conditions.


⚙️ Product Features

🔹 High Starting Torque at Low Frequency

The motor is designed with optimized magnetic flux control, providing excellent starting torque performance at low frequency conditions, ensuring smooth and powerful starting behavior.


🔹 Continuous Operation in Harsh Environments

The motor is capable of continuous operation in high-temperature outdoor environments, ensuring stable performance in demanding working conditions.


🔹 High Protection Level

With IP55 or higher protection class, the motor offers strong resistance against dust and water ingress, suitable for harsh industrial environments.


🔹 Advanced Variable Frequency Winding Design

Special VFD-compatible winding structure enables strong overload capability and excellent dynamic response.


🔹 High-Efficiency & Energy Saving Materials

Advanced electromagnetic materials are adopted to reduce energy loss and improve overall efficiency.


🔹 Marine Environment Adaptability

The motor is designed with anti-moisture, anti-mildew, and anti-salt-spray features, making it suitable for coastal and marine applications.


🌐 Application Scope

The ZP series is widely used in:

  • Port crane hoisting systems
  • Luffing mechanisms
  • Traveling mechanisms
  • Slewing systems
  • Heavy-duty industrial lifting equipment

🧩 Engineering Highlights

  • High torque output at low speed
  • Strong overload capability
  • Designed for frequent start/stop operation
  • High environmental adaptability (marine & outdoor use)
  • Reliable operation under harsh working conditions

🚢 Application Positioning

The ZP series is a dedicated variable frequency motor solution for modern port crane systems, ensuring high reliability, strong performance, and long service life under complex operating conditions.