AIP EC motor tester test items mainly include AC hi-pot, DC hi-pot, surge, DC winding resistance, no load, NTC, and FG.

AIP EC motor tester is suitable for testing the electric performance of EC motors. After the test is completed, it gives qualified and unqualified instructions and sound and light alarms.


EC motor tester

This series of testers is suitable for testing the electric performance of EC motor. After the test is completed, it gives qualified and unqualified instructions and sound and light alarms. 

Key Features

Integrated design: Integrated innovation design solutions simplify the operation of workstations.

Fast clamping: simple and efficient clamping solution, convenient for production line personnel to operate and meet the production line pace.

Software features: user permission setting function; large storage able to save over 1000 test programs.

MES: support connects with the production management system.

Easy-to-maintain: support intelligent self-inspection, remote failure diagnosis, and online software upgrading. Insertable card design makes it easy to disassemble and replace.

Easy-to-use: Professional test software, User-friendly interface, built-in help documents, high-performance touch screen, and numeric keyboard as standard.

Multiple interfaces:  the instrument comes with USB, LAN support TCP/IP network protocol, and PLC simulation technology. Instrument control and expansion are quite easy.


Test items: Winding resistance, AC Hipot, DC Hipot, Surge, No load, FG, NTC.


AC Hipot

Output voltage setting range/precision

AC 200~3000V      ±(3%×setting value+5 words)   

Breakdown current measuring range/precision

0.10~20.00mA      ±(3%×display value+5 words)

Breakdown current presetting alarm range


Test time range/resolution

1~300s   1s/step

Arc detection

1~9 level(level 9 is the most sensitive)

DC Hipot

Output voltage setting range and precision

DC 500V-3000V         ±(3%×setting value+3V)

Breakdown current measuring range/precision

0.10~10.00mA      ±(3%×display value+5 words)

Breakdown current presetting alarm range


Test time range/resolution

1~300s   1s/step


output voltage setting range/precision

500~3000V        ±(3%×setting value+10V)    

sampling frequency


waveform comparison

area, area difference, corona and phase     

3 waveforms displayed in the testing interface

DC winding resistance

testing range and precision

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

test time range/resolution

0.5~999s  0.1s/step


0.001 ohm

temperature probe/range

DS18b20     -10.0℃~+50.0℃


±0.5°C(range: -10℃~+50℃)

No load: check the voltage, current, power, and RPM when the motor running without load

Voltage measuring range/precision

Vm:DC 20.0~350.0V    ±(0.5%×display value+1 word)

Current measuring range/precision

Im:0.010~2.000A       ±(0.5%×display value+2 words)

Power measuring range



testing range and precision

1Ω~200KΩ     ±(0.3%×display value+3 words)  

test time range/resolution

0.5~999s  0.1s/step


FG power supply

3.00~18.00v, ±(0.5% x set value +3 digits )

High and low voltage range/precision

0.00~18.00v,  ± (0.5% x display value + 3 digits)

Frequency range


Duty cycle/accuracy

0.0~100.0% ±(0.5% x display value + 2 digits)

PG waveform

Waveform display

  • What is an EC motor tester and why do you need it?

    An EC motor tester is a device that can measure the performance and quality of an electronically commutated (EC) motor. EC motors are widely used in various applications, such as fans, pumps, compressors, and electric vehicles, because they offer high efficiency, low noise, and long lifespan. However, to ensure that the EC motors work properly and safely, they need to be tested for various parameters, such as input power, output power, efficiency, torque, speed, vibration, insulation resistance, dielectric strength, surge, and partial discharge

  • How does an EC motor tester work?

    An EC motor tester works by connecting the EC motor to the tester and applying a pulse-width modulated (PWM) signal to control the speed of the motor. The tester then measures the voltage and current of each phase of the motor and calculates the input power. The output power and efficiency of the motor are determined by using an external torque and speed sensor. The tester can also perform other tests, such as vibration analysis, dynamic BEMF measurement, friction and iron loss estimation, zero resolver position detection, feedback phasing verification, and more

  • What are the benefits of using an EC motor tester?

    Using an EC motor tester can help you verify the functionality and quality of your EC motors and ensure that they meet the specifications and standards. By testing your EC motors regularly, you can also detect any faults or defects early and prevent potential failures or damages. Moreover, using an EC motor tester can help you optimize the performance and efficiency of your EC motors and reduce energy consumption and operating costs.

  • What are the features of a good EC motor tester?

    A good EC motor tester should have the following features:

    1. It should be compatible with different types of EC motors, such as DC brushless, AC synchronous, or AC asynchronous.

    2. It should be able to perform various tests quickly and accurately with minimal setup time and user intervention.

    3. It should have a user-friendly interface that displays clear and comprehensive test results and reports.

    4. It should have a robust and reliable design that can withstand harsh environments and conditions.

    5. It should have a flexible and scalable configuration that can be customized according to your specific needs and applications.

  • Are EC motors AC or DC?

    An electronically commutated (EC) motor is designed to run on an alternating current (AC) power supply, but it in fact bears a closer resemblance to a direct current (DC) motor. It is essentially a permanent magnet, brushless DC motor that incorporates on-board electronics.