General-Purpose AC Drive / Variable Frequency Drive (VFD)

Medical Device Name: General-Purpose AC Drive / Variable Frequency Drive (VFD)

Brand / Series: Emerson Commander SK Series

Condition: Good working condition

Core Information

· Type: High-performance vector control AC variable frequency drive

· Voltage / Power Range: Common ratings include 200V / 400V class, with power coverage from 0.25kW to 132kW (depending on specific model)

· Control Methods: Supports open-loop vector control, speed / torque control, and is compatible with various motor types

Core Functions & Features

1. Motor Speed Regulation: Achieves smooth motor start/stop and speed adjustment by varying power frequency, meeting the power requirements of equipment under different operating conditions.

2. Vector Control Performance: Equipped with vector control algorithms to deliver high torque output at low speeds, ideal for equipment with variable loads.

3. Extensive Expansion Capabilities: Supports multiple communication protocols (e.g., Modbus) and I/O expansion modules, enabling integration into automated control systems.

4. Comprehensive Protection Mechanisms: Built-in multi-level protection against overcurrent, overvoltage, overload, overheating, etc., ensuring safe operation of both the drive and motor

Typical Applications

· Medical Equipment: Motor drive units for imaging devices such as CT scanners, MRI systems, and linear accelerators

· Industrial Automation: Conveyors, pumps, fans, machine tools, and other general industrial equipment

· Other Industries: Food processing, packaging machinery, printing equipment, and other scenarios requiring variable motor speed control