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HFC 250kW Ultra-High Power Frequency Converter | 714.2A Output for Extreme Testing Applications

Technical specifications for the HFC 250kW Frequency Converter featuring 0-350V/714.2A output, 20-300Hz range, 6-hour continuous operation, and military-grade EMI shielding for ultra-high-power testing applications.


  • US$ 98,361.00
  • Lead time: 45days

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HFC 250kW Ultra-High Power Frequency Converter | 714.2A Output for Extreme Testing Applications

Engineered for the most demanding industrial testing scenarios, the HFC 250kW Frequency Converter delivers groundbreaking 714.2A output current with laboratory-grade precision, designed for ultra-high-power transformer testing, busbar system validation, and cutting-edge research applications.

Power Specifications

ParameterSpecification
Input Voltage380V +10%/-5% (3-phase, 50Hz)
Output Power250kW continuous
Output Voltage0-350V AC (single-phase adjustable)
Output Current714.2A max
Frequency Range20Hz-300Hz
Insulation Rating≥2kV AC/1min (input/output to ground)

Unparalleled Performance

  • Waveform Quality: <1% THD pure sine wave

  • Voltage Stability: ±1.0% (instant), ±0.01% frequency stability

  • Frequency Control: 0.1Hz resolution, ±0.05% long-term stability

  • Partial Discharge: <5pC at full 250kW load

  • Thermal Performance: 360min continuous operation (ΔT≤25K)

  • Acoustic Level: <85dB at maximum output

Industrial-Grade Protection

Safety Architecture

  • Optically isolated control system (immune to 350kV breakdowns)

  • Modular design: 250kW power unit with portable control interface

  • Intelligent forced air cooling with auto-direction fans

Military EMI Shielding

  • High-permeability magnetic alloy shielding (μ≥150,000)

  • Zero-radiation design compliant with MIL-STD-461G

  • Maintains 0.05% accuracy in 30kV/m interference fields

Advanced Control System

Operation Interface

  1. Hardware emergency stop with failsafe cutoff

  2. Dual-mode voltage control (1-350V/s programmable rates)

  3. Precision frequency adjustment (0.1Hz steps)

  4. Auto-sensing thermal management system

Automated Testing

  • Standard Sequences:

    • Auto-resonance detection

    • Programmable voltage profiles (ramp, dwell, decay)

    • High-accuracy timing (0-99min, ±0.1s) with audible alert

  • Custom Modes: Scriptable test procedures with auto-diagnostics

Protection Systems

  • Adjustable OVP (50-350V range)

  • Configurable OCP (200-714A range)

  • Real-time monitoring of 30+ parameters

Extreme Applications

  • Ultra-high-power transformer impulse testing

  • High-current busbar system certification (15kA+)

  • Generator stator partial discharge analysis

  • Industrial capacitor bank stress testing

  • Fusion research and particle accelerator power systems

With its industry-leading 250kW/714.2A capacity and extended 6-hour continuous operation, the HFC Frequency Converter represents the pinnacle of high-power test equipment, compliant with IEC 61010-1 and IEEE 4-2013 standards for the most demanding industrial applications.

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