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AC/DC Electronic Load for AC and DC Sources

ITECH IT8600: Test UPS Systems, Inverters, Frequency Converters, and Generators Under Load

With the ITECH IT8600 Series, the decisive factor is not the type of device but the AC or DC output to be loaded. The programmable AC/DC electronic load connects directly to this output and absorbs the power delivered by the device under test. Depending on the test, it maintains a constant current, resistance, or power. This allows you to examine the output at different load points and verify whether it remains within the specified limits.

Analyze Voltage and Current Waveforms on the Display

The ITECH IT8600 Series displays voltage and current waveforms during AC and DC testing directly on the screen. For DC tests, it also shows voltage, current, and absorbed power at the selected load point. For AC outputs, the displayed parameters additionally include RMS and peak values, active, apparent, and reactive power, frequency, power factor, and crest factor.

Output voltage distortion can be examined in more detail using harmonic analysis up to the 50th order. In CC and CP modes, the power factor and crest factor can be set as required. This makes it possible to test how the output responds to a load with a lower power factor or pronounced current peaks.

Adapt the Load to the Test

Depending on how the device under test is to be loaded, the ITECH IT8600 Series operates in constant current (CC), constant resistance (CR), or constant power (CP) mode. These operating modes are available for both AC and DC outputs. In DC operation, the IT8615 and IT8615L also provide constant voltage (CV) mode. For short-circuit testing, the load can be switched to DC short-circuit mode. This shows whether the current limiting and protection circuitry of the device under test respond as intended.

Log Test Data and Control the Load Remotely

During extended or automated tests, readings do not need to be recorded manually. The IT8600 logs them at defined intervals and saves the results as a CSV file on a USB storage device. Via LAN or USB, the test software can send setpoints, change settings, and retrieve measurement data. If GPIB is required for an existing test system, the availability of this interface should be confirmed with ITECH before ordering.

Alternative Products

If the absorbed power needs to be returned to the grid, the ITECH IT8200 Series is an alternative. It combines regenerative AC/DC load testing with freely programmable waveforms and master/slave parallel operation. For test systems requiring particularly high load power, the ITECH IT8200E Series provides a power range from 21 to 231 kVA and can be expanded to more than 1 MVA through parallel operation.

Related Product Categories

Electronic Loads

IT8615L, IT8617, or Multiple Units in Parallel?

Does the AC test start below 50 V RMS, is a three-phase connection required, or is more than 14.4 kVA needed? We review your output requirements and configure the appropriate IT8600 setup accordingly.

Variants

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Specifications

Voltage 50~420 V
Current 60 A
Power 5400 VA
Height 15 U

Options & Accessories

Test Lead Set IT-E30312-YY 30 A, 1.2 m, with Y terminals
Test Lead Set IT-E30320-YY 30 A, 2 m, with Y terminals
Test Lead Set IT-E30615-OO 60 A, 1.5 m, with ring terminals
Test Lead Set IT-E31220-OO 120 A, 2 m, with ring terminals
Test Lead Set IT-E32410-OO 240 A, 1 m, with ring terminals
Test Lead Set IT-E32420-OO 240 A, 2 m, with ring terminals
GPIB Interface optional upon request; availability must be confirmed before ordering
Warranty Option IT-E9003 ITECH warranty of up to three years
Warranty Option IT-E9005 ITECH warranty of up to five years

Scope of Delivery

IT8600 Series unit(s)
USB communication cable
AC power cord

Applications

AC Sources load testing of UPS systems, inverters, frequency converters, generators, and AC power supplies
Electronic AC Components testing with adjustable constant-current, constant-resistance, or constant-power loading
Battery Discharge Tests recording the voltage curve and measurement data during the DC discharge of battery packs

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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ITECH IT8200 Series | View: front
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