Delta VFD550CP43S-21 – 55kW 3-Phase VFD Drive

Delta VFD550CP43S-21 is a high-performance Variable Frequency Drive (VFD) from Delta’s CP2000 series, engineered for precise motor control in demanding industrial environments. With a power rating of 55kW (75HP) and support for three-phase 380–480V input, this drive ensures energy efficiency, reliable motor operation, and intelligent automation for HVAC, pumping, and general machinery applications.

Description

Delta VFD550CP43S-21 is a high-performance Variable Frequency Drive (VFD) from Delta’s CP2000 series, engineered for precise motor control in demanding industrial environments. With a power rating of 55kW (75HP) and support for three-phase 380–480V input, this drive ensures energy efficiency, reliable motor operation, and intelligent automation for HVAC, pumping, and general machinery applications.


Key Features

  • High Efficiency and Energy Saving
    Designed with energy optimization in mind, this VFD intelligently adjusts motor speed to reduce power consumption, making it ideal for HVAC and pumping systems.
  • Advanced Motor Control
    Supports both induction and permanent magnet motors, offering versatile application compatibility and precise torque control.
  • Built-In PLC Functionality
    The VFD550CP43S-21 includes a built-in programmable logic controller, allowing automation tasks without the need for external PLCs, saving cost and space.
  • User-Friendly Interface
    Equipped with a digital keypad, remote monitoring capabilities, and easy parameter setting, it ensures seamless user interaction and configuration.
  • Robust Safety Protection
    Includes comprehensive protections such as overvoltage, undervoltage, overload, overtemperature, and short-circuit protection, ensuring long-lasting and safe operation.

Specifications

  • Model: VFD550CP43S-21
  • Input Voltage: 3-Phase 380–480V
  • Power Rating: 55kW (75HP)
  • Output Frequency: 0.1 – 600Hz
  • Control Method: Sensorless Vector Control / V/F Control
  • Cooling Method: Built-in cooling fan
  • Protection Class: IP20
  • Built-in EMC Filter: Optional
  • Overload Capacity: 120% for 60 seconds, 160% for 3 seconds
  • Dimensions (W x H x D): 280 x 614 x 255 mm
  • Weight: Approximately 27 kg

Applications

  • HVAC Systems (Heating, Ventilation, Air Conditioning)
  • Water and Wastewater Pumping Systems
  • Conveyor Systems
  • Industrial Fans and Blowers
  • Food & Beverage Processing Machinery

Why Choose Delta VFD550CP43S-21?

The Delta VFD550CP43S-21 is a trusted choice among industrial professionals seeking high-performance, cost-effective, and smart motor control. Its advanced features make it perfect for energy-efficient upgrades and modern automation systems.


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