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How to Test A Capacitor: Application and Capacitor Testing with LISUN LS6586 Capacitor Leakage Current Tester in Automated Equipment
24 Oct, 2024 105 Author: Cherry Shen

How to Test A Capacitor: Application and Capacitor Testing with LISUN LS6586 Capacitor Leakage Current Tester in Automated Equipment

Introduction Capacitors are ubiquitous components in electronic circuits, critical for various functions such as energy storage, signal filtering, and voltage regulation. In automated equipment, the reliability of capacitors is paramount, as their failure can lead to significant system disruptions. To ensure their reliability, capacitors must undergo rigorous testing, including leakage current tes...

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The Role of LISUN LS2789 in Advancing the Transformer Industry: A Comprehensive Megger Test Solution
23 Oct, 2024 114 Author: Cherry Shen

The Role of LISUN LS2789 in Advancing the Transformer Industry: A Comprehensive Megger Test Solution

Abstract In the transformer industry, ensuring the reliability and safety of components is critical to maintaining operational efficiency and preventing failures. The LISUN LS2789 transformer comprehensive tester provides a robust solution for evaluating transformers, particularly through Megger testing. This paper explores the role of the LS2789 in advancing transformer testing, highlighting its ...

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Comprehensive Evaluation of the LISUN LSRF-3: A Market-Ready Solution for LED Start-Up, Run-Up, Stabilization, and Light Flicker Testing
22 Oct, 2024 122 Author: Cherry Shen

Comprehensive Evaluation of the LISUN LSRF-3: A Market-Ready Solution for LED Start-Up, Run-Up, Stabilization, and Light Flicker Testing

Abstract The rapid advancement in LED lighting technology has driven the need for precise and reliable testing systems. The LISUN LSRF-3 is a comprehensive testing solution designed to meet the rigorous demands of the LED lighting industry. This paper provides an in-depth analysis of the LSRF-3, focusing on its ability to accurately assess LED start-up, run-up, stabilization, and light flicker per...

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Technical Analysis of the EU RoHS 2.0 Directive and test solution
21 Oct, 2024 102 Author: Cherry Shen

Technical Analysis of the EU RoHS 2.0 Directive and test solution

Introduction The EU RoHS 2.0 directive, issued in 2011, is a critical regulation aimed at limiting the use of hazardous substances in electronic and electrical products to protect human health and the environment. To comply with this directive, electronic and electrical products must undergo RoHS 2.0 testing to prove they do not contain six harmful substances: lead (Pb), mercury (Hg), cadmium (Cd)...

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The Importance and Methods of Temperature Rise Testing in Electronic and Electrical Devices
20 Oct, 2024 188 Author: Cherry Shen

The Importance and Methods of Temperature Rise Testing in Electronic and Electrical Devices

Temperature rise refers to the increase in temperature of various components of electronic and electrical devices relative to the ambient temperature. When a conductor is energized, its surface temperature rises over time due to the heat effect of the current, until it reaches a stable state. The rated temperature rise of a motor is the maximum allowable temperature rise of the winding under a spe...

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Isolation Transformer: Principles, Applications, and Distinct Features
19 Oct, 2024 154 Author: Cherry Shen

Isolation Transformer: Principles, Applications, and Distinct Features

An isolation transformer is a specialized transformer designed for electrical isolation. By providing electrical separation between the input and output windings, it helps prevent the risk of electric shock and ensures electrical safety. Initially, isolation transformers were widely used in the European power industry, and today they find extensive use in electronic industries, industrial and mini...

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Impedance Analyzer: Working Principles and Applications
18 Oct, 2024 135 Author: Cherry Shen

Impedance Analyzer: Working Principles and Applications

An impedance analyzer is a sophisticated electronic testing instrument used to measure complex resistance variations with frequency. In modern electronics, impedance is a crucial parameter for evaluating the performance of electronic components, circuits, and material properties. Beyond traditional component analysis, impedance analysis is extensively used in the study of dielectric materials, inc...

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The Profound Impact of Lightning Surges on Electronic Devices and Protective Measures
17 Oct, 2024 140 Author: Cherry Shen

The Profound Impact of Lightning Surges on Electronic Devices and Protective Measures

As technology advances and electronic devices become more ubiquitous, the impact of lightning surges on electronic equipment is garnering increasing attention. Lightning surges, which refer to transient overvoltages or overcurrents caused by lightning activity on power or signal lines, can cause severe damage to devices. This article explores the effects of lightning surges on electronic equipment...

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Electromagnetic Compatibility (EMC) Testing – Electrostatic Discharge (ESD) Immunity Test
16 Oct, 2024 136 Author: Cherry Shen

Electromagnetic Compatibility (EMC) Testing – Electrostatic Discharge (ESD) Immunity Test

Electrostatic Discharge (ESD) Immunity Testing Electrostatic discharge (ESD) immunity testing is a crucial aspect of electromagnetic compatibility testing. The national standard for ESD immunity testing is GB/T 17626.2, which is equivalent to the international standard IEC 61000-4-2. ESD is a common natural phenomenon, especially prominent in dry environments. For example, when a person walks on a...

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