ETL ATS 400 Variation MT, machinery Tester 100V-5kV AC Flash Test, 50-1000V Insulation Resistance, 2A-25A Earth Bond

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ETL ATS400 Safety Tester

ETL ATS400 MT (Machinery Tester) is a comprehensive electrical safety tester featuring: AC high-voltage test 5kV AC, an insulation resistance test with 1000V DC and an earth bond test up to 25A AC. These tests enable the machinery tester to perform electrical safety tests in accordance to EN60204-1.

HiPot Test

  • 100 – 5 000 V AC,
  • 0.1 – 100 mA, 500 VA
  • Isc > 200 mA, potential-free

Protective Earth Test

  • 0.5 – 25 A AC, 1 – 500 mΩ

Insulation resistance

  • 50 – 1 000 V DC,
  • 0.5 – 400 MΩ,
  • current-limited, EN 50191

Test system with HV-AC, ISO, PE

  • Test system with X4 user interface for remote control via PC and for standalone usage:
  • Test time adjustable from 0,1 s – 99 min, endless
  • Including manufacturers certificate of calibration

Hi Pot test, HV-Module HVA5-100:

  • Test voltage adjustable from 100 – 5000 V AC, potential free
  • Trip current adjustable from 0,1 – 100 mA
  • Frequency adjustable from 45 – 65 Hz
  • Electronically regulated, incl. ramp function and active discharge
  • Power of transformer 500 VA, short circuit current > 200 mA
  • Switching on test voltage at zero crossing of voltage
  • Monitoring of the test leads for cable breakage
  • Monitoring of contact to the test object

Insulating resistance test, ISO-Module DC10-CL:

  • Test voltage adjustable from 50 – 1000 V DC
  • Resistance limits adjustable from 0 – 400 MOhm
  • Electronically regulated, incl. ramp function and active discharge
  • Current limited as detailed in EN 50 191
  • Monitoring of the test leads for cable breakage
  • Monitoring of contact to the test object

Protective Earth test, PE-Module AC25:

  • Test current adjustable from 2 – 25 A AC
  • Resistance limits adjustable from 1 – 500 mOhm
  • Switchable to test as detailed in EN 60 204
  • Test voltage adjustable < 6 V und < 12 V
  • Electronically regulated

Additional output: PEP4-socket

  • PE-connection for mains terminal of the test object
  • This enables completely independent PE-testing,
  • separated from HV- ISO-testing.


  • Fully electronic test system for production and laboratory
  • Menu-controlled test procedures: manual or fully automatic
  • 5 different versions available from the remote version to stand-alone with 5.7“ or 10.4“ screen with TFT and touch, with WIN CE ® or WINDOWS ®
  • LAN, USB, RS232, CAN, VGA, DIGITAL-IN/OUT, Analogue-IN/OUT, Frequency-IO (depending on the user interface)
  • Freely programmable test procedure, parameters, limit values, start options, operator information, sequence options, …
  • Remote control (DLL, ASCII, LabVIEW, .NET, ETL DataView, Digital-IO)
  • Extension modules: matrix, AC- and DC-sources, hot HV, contact units for test object, …
  • Some of the above are available at extra cost.
  • CE compliant, standard safety technology as required in BS/EN 50191



ATS400 Datasheet

ATS400 Specifications
Model ATS400
General Data
Input voltage 230 V, 50 Hz / 60 Hz
Mains connection IEC mains cable supplied
Tolerance mains voltage +/- 10 %
Current consumption max. 10 A
Fuse 10 A, T, 5 x 20 mm, 250 V
Displays X2-Variation: no display, remote control variation
X4-Variation: TFT colour display 5,7“ with touch
X5-Variation: TFT colour display 10,4“ with touch
X6-Variation: no display, external monitor necessary
X8-Variation: TFT colour display 10,4“ with touch
Operating system user interface X2-Variation: Only remote control variation
X4-Variation: WIN CE ®
X5-Variation: WIN CE ®
X6-Variation: WINDOWS ®
X8-Variation: WINDOWS ®
Storage of test plans and results X2-Variation:Storage through superordinate control unit
X4-Variation:Selectable local on SD-CARD, optional USB or LAN
X5-Variation:Selectable local on SD-CARD, USB or LAN
X6-Variation:Selectable local on hard disk, USB or LAN
X8-Variation:Selectable local on hard disk, USB or LAN
Setting of test parameters Manual in the single test menu or via test plan (user interface DataView)
All-automatic via interface (ASCII, DLL, LabVIEW, .NET)
Error message Audio, optical and via interface
Dimensions (W x H x D) 400 x 210 x 420 mm
Weight Approx. 27,4 kg
Casing Metallic case, RAL 7035
Basic equipment with delivery Manual, mains cable, safety circuit plug
Calibration Factory-calibration incl. calibration certificate
DAkkS-calibration (BS/EN17025 similar to UKAS) option
Environmental Conditions
Casing IP20
Humidity max. 80 %, not condensing
Allowed range of temperature + 5 to + 40 °C
Max. height above sea level 2,000 m
Cooling Internal fan cooling

Note* Specifications are liable to change. For the full list of Specifications, please see the products datasheet located under the ‘Documentation’ tab.


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