AIP automatic line applied stator tester test items mainly include AC hi-pot, insulation resistance, DC winding resistance, and surge.

AIP automatic line applied stator tester is specialize applied in full/semi- automatic line of stator or motor production. It is standard equipped with input and output control signal, which able to connects with automatic line PLC and achieve full automatic test without human involve.


Automatic line applied stator tester

The stator tester is specialize applied in full/semi- automatic line of stator or motor production. It is standard equipped with input and output control signal, which able to connects with automatic line PLC and achieve full automatic test without human involve. 

Key Features

Multiple ports: USB, LAN port, support PLC simulation technology, easy to connect with IPC or full automatic line.

I/O interface supports to connect with automatic system

Standard signal: tester start, stop, pass and fail

Easy to maintain: support self-diagnose, remote failure diagnose and software upgrading. Modular card design makes the hardware maintenance easily

Linux system and touch screen, easy to operate

Modular design: independent testing module, each function has corresponding modular card

MES connection: upload testing data to server automatically (optional)

Start modes: Internet, button and safety door

Language: English and Chinese option


All tests can be selected or unselected as required. The quantity of the new program can be established over 1000.

Support to communicate with MES and PLC via LAN interface to transmit data and sharing test status.

Scanning the barcode automatically, barcode information relates to test result and saved in tester memorizer.

Display the test statistical data on the test page, the data can be traced as per year, month or day.

Communication protocol: network communication adopts UDP or TCP protocol

High voltage closed loop feedback ensures output voltage precision.

Surge test supports to test winding over 10uH, testing voltage closed loop feedback make the accuracy higher


AC Hipot

output voltage setting range/precision

AC 200~3000V      ±(2%×setting value+10V)   

breakdown current testing range/precision

0.10~20.00mA       ±(2%×display value+0.05mA)

Hipot current presetting alarm range

Max: 0.10~20.00mA; Min: 0.00~20.00mA

test time range/resolution

0.5~999.9s   0.1s/step

Insulation Resistance

output voltage setting range/precision

DC 500V/1000V     ±(2%×setting value+10V)

insulation resistance testing range/precision


≤100MΩ:±(3%×setting value+0.5MΩ) >100 MΩ:±(5%×setting value+5MΩ)

insulation resistance alarm setting range

Max: 0~500MΩ; Min: 1~100MΩ

test time range/resolution

0.5~999s  0.1s/step

DC winding resistance

testing range and precision

10.0mΩ~20KΩ  ±(0.3%×display value+3 digits)  temperature compensation can be set.

test time range/resolution

0.5~999s  0.1s/step

temperature compensation


temperature range



±0.5°C(range: -10℃~+50℃)


output voltage setting range/precision

500~3000V          ±(3%×setting value+8V)    

sampling frequency


waveform comparison

area, area difference, corona and phase, 3 waveforms displayed in the testing interface

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    Automation in industry offers a range of benefits, including:

    1. Improved productivity: Automated systems can operate at high speeds with fewer errors than human operators, resulting in higher outputs and increased production efficiency.

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    Overall, automation has a positive impact on the industry by boosting productivity, reducing costs, improving safety, and increasing quality standards, which can ultimately lead to more satisfied customers and greater business success.

  • What is an automatic line applied stator tester?

    An automatic line-applied stator tester is a machine used to test the stator windings of electric motors. This tester is designed to automatically apply voltage and current to the stator windings while monitoring various parameters such as resistance, leakage current, insulation resistance, and turn-to-turn fault detection. The tester is typically used in production environments to quickly and accurately test the quality of stator windings before they are assembled into a motor. The automatic line-applied stator tester can help identify potential defects early on, which can save time and money in the long run.

  • What are the advantages of automatic line applied stator tester?

    1. Improved Efficiency: An automatic line-applied stator tester can test multiple stators in a short amount of time. This helps improve efficiency as it reduces the need for manual testing, which can be time-consuming.

    2. Accuracy: Automatic testers are equipped with advanced sensors and software that help detect even the slightest defects in the stator. This ensures accuracy in testing and provides reliable results.

    3. Consistency: Automated stator testers eliminate the variations in testing caused by human error or operator fatigue. This ensures consistent testing that complies with industry standards and increases the reliability of the test results.

    4. Cost-effective: Investing in an automated stator tester can be a cost-effective solution for companies that need to test stators frequently. Automating the testing process can help reduce labor costs and eliminate the need for additional equipment.

    5. User-friendly: Automatic stator testers are designed to be user-friendly, with straightforward interfaces and simple operating procedures. They require minimal training, making it easy for operators to use them effectively and efficiently.

    6. Real-time data analysis: Automated stator testers provide real-time data analysis, which helps identify potential issues early. This enables operators to take corrective measures immediately, reducing downtime and improving productivity.

  • How to use the automatic line applied stator tester for testing?

    1. Ensure that the stator to be tested is disconnected from any power source and is properly grounded.

    2. Plug in the stator tester and turn it on.

    3. Adjust the tester settings based on the stator specifications (such as voltage, frequency, and load).

    4. Connect the stator to the tester using the appropriate cables and connectors provided.

    5. Start the test run and let the tester do its job. The tester will automatically generate and apply the required test voltage and frequency to the stator.

    6. Monitor the tester display and record the test results such as voltage, current, resistance, and other relevant parameters.

    7. Depending on the test results, the tester may provide a pass or fail indication, or more detailed analysis may be required.

    8. After completing the test, disconnect the stator from the tester and turn off the tester.

  • What are the precautions for automatic line applied stator tester?

    1. Ensure that the tester is properly grounded and connected to a stable power source to avoid electrical hazards.

    2. Train operators on the safe usage of the equipment, including how to handle and operate the tester.

    3. Ensure that the stator being tested is properly secured and not moving during the test.

    4. Follow the manufacturer's recommended testing procedures and avoid improvising unless you have the necessary expertise.

    5. Regularly check and maintain the equipment to ensure that it is functioning correctly and safely.

    6. Use appropriate personal protective equipment, such as gloves and safety glasses, during testing and maintenance tasks.

    7. Keep the tester away from flammable liquids and gases as they can cause a fire or explosion.

    8. When using the automatic line-applied stator tester, avoid touching the exposed conductors to avoid electric shock.