Technical
-
Operating Procedure Specification for High and Low Voltage Switchgear Power Test Bench
I. Equipment Overview The high and low voltage switch cabinet power-on test bench is a mobile test power supply device that integrates multiple voltage levels and current output capabilities. This equipment does not belong to precise measurement instruments for specific electrical parameters. Its...Read more -
Insulated Boot Voltage Withstand Tester Operating Procedures and Test Methods
Insulated boots are essential personal protective equipment for electric power workers and serve as a critical defense line to ensure personnel safety. The stability and reliability of their insulation performance directly determine the safety of personnel in high-voltage work environments. Accor...Read more -
Classification and Application Scope of Handheld SF₆ Gas Leak Detectors
Currently, gas leak detectors used at power sites are mainly divided into two categories: NDIR infrared quantitative leak detectors and halogen qualitative leak detectors. The handheld SF₆ gas leak detector is a classic pump-suction halogen qualitative detection device. Featuring hi...Read more -
Working Principle and Application of Very Low Frequency (VLF) High Voltage Generator
I. Working Principle and Technical Architecture The complete operating process of a very low frequency (VLF) high voltage generator consists of three core stages: frequency conversion & inversion, voltage boost, measurement, control and protection. All modules work in coordination to ensur...Read more -
Transportation and storage of the DC resistance tester
There are certain matters that need attention during the transportation and storage of power testing equipment. Experts from HV HIPOT provide an example to illustrate the transportation and storage of a product – the DC resistance tester. 1. Transportation When the equipment needs to be t...Read more -
High-voltage Switch On-site Test Scheme for Contact Resistance Tester
This specification is applicable to conducting on-site contact resistance tests on high-voltage circuit breakers, disconnectors, GIS combined electrical equipment, etc., using contact resistance testers. The aim is to standardize the test operation procedures, clarify safety requirements and judg...Read more -
The performance features of the switch mechanical characteristic tester
The performance of the switch mechanical characteristic tester Time: The inherent opening and closing times of 12 contacts, the same-phase synchronization [the synchronization difference between each phase (two contacts) of the six-contact circuit breaker], and the inter-phase synchronization (...Read more -
Standardized Process for Motor Testing of Partial Discharge Testing System
I. Startup and Preheating Set the time base display mode switch to the “Ellipse” position. The preheating duration of the instrument should be no less than 5 minutes to ensure the stability of the equipment operation. Take measures to protect the instrument from direct sunlight and ke...Read more -
High-voltage switch mechanical characteristic tester menu test settings
When conducting high-voltage testing experiments, the power testing equipment usually has an operation panel and a display screen. Some simple settings need to be made on the screen before the test can be carried out. Below, experts from HV HIPOT provide an example to introduce the settings of a ...Read more -
The composition, configuration selection and application advantages of the series resonant device
I. Equipment Overview The series resonance device is an important special power supply equipment in the modern high-voltage testing field. It utilizes the series resonance characteristics of the inductor and capacitor circuits, and can generate test voltages far higher than the power supply volta...Read more -
Insulating Oil Dielectric Strength Testing Instrument Test Standard Procedures and Applications
The insulation oil dielectric strength tester is a core detection equipment used in the fields of power, petrochemicals, and equipment manufacturing to assess the electrical insulation performance of insulation oil. The equipment relies on the measurement of the breakdown voltage of the insulatio...Read more -
The technical principle and on-site testing methods of the SF6 moisture tester
I. Overview Sulfur hexafluoride gas possesses excellent insulation performance and arc-extinguishing capability, and is widely used in gas-insulated fully enclosed combined electrical equipment, circuit breakers, transformers, and other high-voltage electrical devices. The moisture content within...Read more