HFC 25kW Frequency Converter - High-Precision Variable Frequency Power Supply

The HFC 25kW Frequency Converter delivers precision power conversion for demanding high-voltage testing applications, featuring advanced control systems and robust electromagnetic protection.

Electrical Specifications

Performance Characteristics

• Waveform Quality: Pure sine wave output

• Voltage Stability: ≤1.0% instability

• Frequency Precision: 0.01Hz adjustment sensitivity, ≤0.05% instability

• Partial Discharge: <5pC at rated power

• Acoustic Noise: ≤80dB operation

• Duty Cycle: 15 minutes continuous operation at full load

Advanced System Architecture

Modular Design

• Separated power unit and control cabinet

• Portable display and control interface

• Optical isolation between components

EMI Protection System

• High-permeability magnetic alloy shielding

• Zero space radiation design

• Maintains measurement accuracy under strong field interference

Control System Features

Operation Panel Functions:

1. Start/stop with emergency cutoff

2. Voltage adjustment (coarse/fine with programmable ramp rates)

3. Frequency adjustment (0.01Hz resolution with configurable sweep)

4. Automatic cooling fan direction control

Testing Modes:

• Automatic Sequence:

• Auto-tune function

• Programmable voltage ramp (settable rate)

• Precision timing (0-99min, 0.1s accuracy)

• Audible completion alarm

• Manual Operation:

• Selectable auto-tune

• Configurable timing functions

Protection Systems

• Adjustable overvoltage protection

• Configurable overcurrent thresholds

• Optically isolated safety circuits

Application Scenarios

This frequency converter is ideal for:

• Transformer testing

• Cable withstand voltage tests

• Resonance test systems

• High-voltage equipment R&D

• Power component quality verification

With its precision control, robust construction, and advanced protection systems, the HFC 25kW Frequency Converter meets the demanding requirements of modern high-voltage testing laboratories and field applications.