Technical Guide
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The establishment of a fully automated temperature rise test device and its communication settings
(1) Creating a Device Right-click in the “Device Management” area and select “Add Device” to bring up the New Device dialog box (Figure 2-3). The device name can be customized, and the device address is the lower-level machine address (which can be found in the lower-level...Read more -
Classification and Application Scope of Surge Arrester Testers
The classification of surge arrester testers needs to consider testing principles, application scenarios, and voltage levels. They can be broadly categorized into four main types. These types of products differ significantly in their technical principles, functional positioning, and applicable sc...Read more -
Portable Circuit Resistance Tester Test Standard Procedure
Handheld loop resistance testers must be tested on-site in strict accordance with current industry standards and safety regulations to ensure safe testing, accurate data, and compliant results. The testing procedures mainly cover four aspects: instrument standards, equipment testing standards, on...Read more -
The range and accuracy of adjustable high-voltage digital megohmmeters
Power test equipment all have a measurement range, also known as the scale. At the same time, the accuracy of the equipment is also very important. Below, introduce the measurement range and accuracy of the adjustable high-voltage digital megohmmeter. Quantity Range (Pressure Limit) Resistance M...Read more -
Performance characteristics of the earth grid grounding resistance tester
Grounding is a key aspect concerning safety in power systems. Below, experts from Chi Yu Electric Power introduce the grounding resistance tester for measuring grounding effectiveness, as well as the performance features of the grounding grid grounding resistance tester. 1. Automatic frequency ...Read more -
Product Introduction and Execution Standards of Cable Fault Testing System
Cables are widely used materials in the power system, and equipment for detecting cable faults is also very common. Now let’s take a look at the product introduction and implementation standards of the cable fault testing system . I. Product Introduction The cable fault tester is a bran...Read more -
Classification and Application Scope of Dielectric Strength Testers
The dielectric strength tester is classified into multiple dimensions based on different technical characteristics and application scenarios. It can be mainly divided according to voltage type, voltage level, application object, and technical implementation method. I. Classification by Voltage Ty...Read more -
Several different structural configurations of the transformer withstand voltage test device
The withstand voltage test of instrument transformers is mainly divided into two categories: external power frequency withstand voltage test and induced withstand voltage test. External power frequency withstand voltage test is mainly used to assess the main insulation, while induced withstand vo...Read more -
High-voltage Switch Mechanical Characteristics Testing Instrument Test Standard Procedure
Whether testing the mechanical characteristics or dynamic characteristics of switches, the test standards and requirements are completely consistent, and all must comply with national standards, industry regulations, special guidelines, and instrument metrology standards. The following is a summa...Read more -
High-voltage circuit breaker AC withstand voltage test equipment and test voltage
AC withstand voltage test of high-voltage circuit breaker The AC withstand voltage test of circuit breakers is the most effective and direct test item for evaluating the insulation strength of circuit breakers. This test should be conducted after all other insulation tests have been completed. F...Read more -
Operation Instructions for the Impedance Characteristic Test Interface of the Relay Protection Tester
Impedance characteristic test of relay protection tester The main function of this test module of the relay protection tester is to analyze the action characteristics of distance protection and determine its impedance action boundary. It can detect the impedance action boundaries of various char...Read more -
The insulation resistance testing method requires the correct use of a digital megohmmeter.
During the process of using electricity, there are issues related to electrical safety. In electrical equipment, such as motors, cables, and household appliances, one of the normal operating conditions is the insulation level of the insulation materials, which is the value of the insulation resis...Read more