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ITECH | AC Power Supply

IT7800E High Power Programmable AC Power Supply

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The IT7800E series is a high-performance AC/DC power supply with up to 21kVA output in a 3U form factor, adopting SiC technology. This unit supports master-slave parallel connections for scalable power up to 1MVA and offers multiple output modes such as AC, DC, AC+DC, and DC+AC. Ideal for power electronics, new energy systems, and R&D applications, the IT7800E includes built-in waveform simulation, harmonic analysis, and regulatory testing features..

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The IT7800E series is a highly capable AC/DC power supply with advanced features for grid simulation and power electronics testing. By using master-slave parallel technology, users can scale the system to meet higher power requirements, reaching 1MVA when needed. The unit supports a variety of output modes, such as AC, DC, and combinations of both (AC+DC and DC+AC), which makes it ideal for simulating DC bias in AC systems.

Equipped with an arbitrary waveform generator, the IT7800E can simulate a wide array of grid disturbances, such as voltage sags and surges, ensuring comprehensive testing for power modules and energy storage systems. The high-frequency output range (16Hz–2400Hz) and the ability to simulate harmonics up to the 50th order make this unit a versatile solution for applications that require precise control and accurate measurement.

The user interface is designed for ease of use, featuring a touchscreen display for intuitive control and a built-in power meter for accurate measurement of voltage, current, and power. The unit is also compatible with various communication protocols, including USB, LAN, GPIB, and RS232, allowing for seamless integration into automated testing environments.

  1. Advanced SiC Technology
    Enhanced efficiency and performance with SiC-based technology for reduced losses and better thermal management.

  2. High Power Density
    Delivers up to 21kVA of power in a 3U form factor, significantly saving rack space.

  3. Master-Slave Parallel Configuration
    Scalable up to 1MVA by connecting multiple units, ensuring flexibility and efficiency in large-scale tests.

  4. Multiple Output Modes
    Supports AC, DC, AC+DC, and DC+AC outputs, ideal for a variety of applications, including DC bias testing.

  5. Harmonic Simulation and Analysis
    Built-in capability for harmonic simulation up to the 50th order, making it compliant with IEC61000-3-2 and other regulatory standards.

  6. Wide Output Frequency Range
    Operates between 16Hz to 2400Hz, with programmable slew rates for both voltage and frequency.

  7. Regulatory Testing Compliance
    Supports testing for IEC61000-4-11, IEC61000-4-13, and other industry standards, with the ability to simulate grid disturbances like surges, sags, and phase jumps.

  8. Arbitrary Waveform Generator
    Built-in functionality to simulate custom waveforms, with waveform editing and csv file import for increased testing flexibility.

  9. Flexible Phase and Voltage Control
    Offers reverse-phase, three-phase imbalance, and voltage rise to 200% capabilities for advanced testing scenarios.

Specification IT7800E Series
Voltage Range 350V, 700V, 1050V (L-N)
Current Output Up to 630A
Power Output Up to 21kVA (Standard), 1MVA+ (Parallel)
Resolution 0.01V/0.01A
Accuracy U: ±(0.1%+0.25%×F.S.), I: ±(0.1%+0.2%×F.S.)
Waveform Types Sine, Square, Triangle, Sawtooth, Clipped Sine
Harmonic Simulation Up to 50th Harmonic
Built-in Features Power Meter, Oscilloscope Function, Arbitrary Waveform Generator
Interfaces USB, CAN, LAN, Digital I/O, Optional GPIB/Analog
Size (W × H × D) 27U, 15U, 6U (Varies by model)