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You Have Questions. We Have Answers.

With offices and manufacturing facilities around the world, ATO Hipot Tester is committed to excellence in products, services and innovation. Here you can find answers to frequently asked questions, and learn about electrical safety testing.

Hipot tester

General Questions

Where is Hipot tester applied?

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How to Measure with a Hipot Tester?

Check whether the “Voltage Adjustment” knob of the hipot tester is fully turned counterclockwise. If not, rotate it all the way. Plug in the power cord of the hipot tester and turn on the power switch of the hipot tester. Select the appropriate voltage range: Set the voltage range switch to the “5kV” position.

Operation danger

Tester Trouble Shooting

DC Hipot Tester Troubleshooting

When the power switch is turned on, the digital indicator on the control box does not light up. Please check the power connection and all the fuses. If the fuse is damaged, please replace it with a new one according to the amperage marked beside the fuse holder.

Common Problems of Cable Hipot Tester

The cable hipot tester is a general-purpose high-voltage test instrument, which is widely used in the hipot test of electrical equipment, bakelite appliances, transformer power cords, electric energy meters, motors, power plugs and sockets, cables. As many people are familiar with, use a continuity test to check for a good connection. If the current flow is easily insufficient, then point the connection.

Wiring hipot tester

Test Settings & Features

Features of Hipot Tester

Hipot tester has high-precision active power measurement, which can more effectively assist in the judgment of inter-turn short circuit for some miniature electronic transformers. In many cases, insulation resistance must be measured between multiple conductors.

How to Wire the Hipot Tester?

lug in the 220V, 50Hz power supply, connect the high-voltage output line and the output low-end line to the high and low output ends of the instrument respectively, and place the two output line ends in the air. Set the test voltage according to the test requirements.