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Programmable High-Power AC/DC Source for Grid Simulation and Power Electronics

ITECH IT7800: Simulate Grid Disturbances and Analyze Electrical Parameters

The ITECH IT7800 Series is a programmable AC/DC source for defined supply conditions and grid simulation. In addition to AC and DC, it also generates AC+DC and DC+AC, for example to simulate DC offsets or superimposed ripple. The series operates as a source, not as a regenerative sink or electronic load.

LIST, SWEEP, and Surge & Sag functions as well as adjustable rise and fall rates enable controlled changes in voltage and frequency. This allows interruptions, voltage dips, and power-up events to be reproduced reliably. The programmable output impedance enables different grid impedances to be simulated.

Voltage and current harmonics can be analyzed up to the 50th order; voltage harmonics and imported CSV waveforms can also be simulated. The integrated AC power measurement function records key electrical parameters.

The series covers a power range from 2 to 165 kVA and can be scaled up to 960 kVA in master/slave operation. Depending on the model, single-phase, three-phase, reverse-phase, and multi-channel operation are available. USB, CAN, LAN, and Digital I/O support integration into ATE systems.

Alternative Products

For higher AC voltages, the ITECH IT7800H High-Voltage AC Source is suitable. For regenerative four-quadrant grid testing, the ITECH IT7900 Grid Simulator is designed for this purpose. For AC/DC load testing, the ITECH IT8600 AC/DC Load is available.

Related Product Categories

Programmable AC/DC Power Supplies and Sources

Plan the Right AC/DC Test Setup

Testing grid disturbances, inrush current, or AC/DC supply? We help define voltage, power, phase mode, regeneration, and interfaces for the right IT7800 configuration.

Variants

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Specifications

Device type programmable high-power AC/DC power supply
Output power 3 to 165 kVA depending on model; up to 960 kVA in parallel
Output voltage AC up to 350 V L-N / 606 V L-L, Reverse Phase up to 700 V; DC up to ±495 V or ±990 V
Output current up to 990 A single-phase or up to 330 A three-phase
Output frequency 16 Hz to 2.4 kHz
Output modes AC, DC, AC+DC and DC+AC
Phase modes single-phase, three-phase and Reverse Phase
Test functions LIST, SWEEP and Surge & Sag
Harmonic functions analysis and simulation up to the 50th order
IEC test waveforms IEC 61000-4-11, -4-13, -4-14 and -4-28
Multi-channel operation up to 3 independent DUTs; not available for 3 kVA and 5 kVA models
Measurement function integrated single- and three-phase AC power meter
Interfaces USB, CAN, LAN and digital I/O; GPIB and RS232/analog optional
Power density up to 15 kVA in 3U

Options & Accessories

IT-E168 / IT-E169 optional fiber-optic kits for parallel operation
IT-E176 optional GPIB interface
IT-E177 optional RS232/analog interface
IT-E30312(20)-YY DC connection cables, 30 A, 1.2 m or 2 m, fork terminals, supplied as a pair
IT-E30615-OO DC connection cables, 60 A, 1.5 m, ring terminals, supplied as a pair
IT-E31220-OO DC connection cables, 120 A, 2 m, ring terminals, supplied as a pair
IT-E32410(20)-OO DC connection cables, 240 A, 1 m or 2 m, ring terminals, supplied as a pair
IT-E33620-OO DC connection cables, 360 A, 2 m, ring terminals, supplied as a pair
IT-E9003 optional warranty extension to 3 years
IT-E9005 optional warranty extension to 5 years
ITECH system cabinets optional in 15U, 27U or 37U

Scope of Delivery

Unit(s) from the IT7800 Series
AC power cord
USB connection cable

Applications

Power electronics frequency converters, UPS systems and AC motors
E-mobility and new energy on-board chargers and AC/DC charging stations
Grid and disturbance simulation voltage dips, interruptions, Surge & Sag and frequency variations
Aviation airborne electronics, power supply systems and airport ground equipment
Research, development and test laboratories AC/DC power supplies, adapters and EMC testing

Videos

Links & Downloads

Available Documents (Subject to Change)

Supplier

LXinstruments has been supplying ITECH equipment since 2020. When an individual instrument needs to become part of a complete test system, we support you with product selection, system sizing and integration into the automation environment. The key is to ensure that the DUT, power requirements, interfaces and test sequence work together.

We also use ITECH equipment in customized test systems. Depending on the test application, we combine power supplies, electronic loads, grid simulation and measurement technology so that the functions match both the DUT and the test sequence.

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