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During the visit, the general manager of our company had an in-depth exchange with the general manager of the customer company. The two sides had a heated discussion on the development trend of transformer manufacturing and testing technology, and agreed that high-quality testing equipment is the key to ensuring transformer performance and safety. "The customer's company" said that they are very satisfied with the quality and functions of our products, especially the advanced technology and high-precision measurement functions of these equipment, which fully meet their needs.

Today, an Indian customer who bought our oil chromatograph tester returned to our company. This is his second time participating in the remote video training of an insulating oil gas chromatograph. This customer bought our gas chromatograph in May. To further improve the efficiency of equipment use, the customer specially applied for this training opportunity from our company.

Recently, as the global demand for sustainable energy grows, our company, a leading domestic power equipment manufacturer, announced the successful export of a batch of high-end power test equipment to Indonesia. This batch of equipment includes the latest circuit breaker testers, high-precision voltage dividers, high-efficiency DC high-voltage generators, etc., designed to support the modernization of Indonesia's national power grid.

Rui Du Mechanical and electrical (Shanghai) Co., Ltd. is honored to have won the bid for the POWERCHINA Hydropower Bureau International Company Ethiopia DDAHD Electrical Instrument Procurement Project!

The operational safety and high efficiency of the three -channel DC resistance test instrument are inseparable. The standardized operation can ensure its long -term stable operation and avoid unnecessary damage or safety hazards.

The transformer comprehensive testing instrument, as a specialized device, can efficiently and accurately conduct comprehensive tests on transformers. This article will delve into the applications, working principles, and significance of transformer comprehensive testing instruments in practical operations.

The SF6 micro-water tester is an indispensable detection equipment in the power system. Its accurate measurement of trace moisture in SF6 gas is of great significance to ensure the normal operation and safety of power equipment. This article will introduce the working principle and operation steps of the SF6 micro-water tester in detail, providing technical reference for industry insiders.

AC/DC digital voltage divider The AC/DC voltage divider adopts the equipotential shielding method, has high measurement accuracy, digital display, and has the advantages of high accuracy, stable performance, simple structure, small size, light weight, easy to carry, convenient to use, intuitive display, and high measurement accuracy.

Most of the experienced electricians who have been engaged in the power testing industry for a long time know that it is very important and necessary to perform corresponding DC resistance tests on semi-finished and finished transformers after factory testing, installation, overhaul, and changing of tap switches. Nowadays, the test instruments we use more frequently include DC resistance testers.

The RDSL series AC and DC Primary Current Injection Test Set are indispensable equipment in electrical commissioning, and they are widely used in power plants, substations, electrical appliance manufacturing, scientific research, and laboratory settings. This series of generators is designed for short-term or intermittent operation, renowned for their compact design, lightweight, excellent performance, and convenient maintenance.

2023.10.30— The power industry is undergoing a revolutionary transformation to meet the growing demand for electricity while focusing on reducing its environmental impact. Innovative initiatives worldwide are driving the power sector towards a greener and more digital future.

Secondary injection testers act as vital guardians, ensuring the safety of the power grid. The relay protection tester is a crucial tool for verifying their proper function. Whether you're a power system operator, maintenance staff, or a power engineering student, mastering this instrument is essential. This article provides a comprehensive guide to help you become proficient in operating relay protection instruments.

The withstand voltage test is crucial for testing high-voltage equipment, assessing its insulation performance and ability to withstand electric shock, ensuring its safety and reliability. It typically includes two types: AC and DC withstand voltage tests. These tests differ in principles and applications, which will be explained in more detail below.

The transformer comprehensive test bench is a professional equipment that integrates multiple test functions and is suitable for the performance evaluation of power transformers and distribution transformers. The equipment not only supports no-load and load characteristic tests, but also can perform double-frequency induction withstand voltage tests and power frequency withstand voltage tests. It is widely used in transformer manufacturing, installation and commissioning, and operation and maintenance.

CT disconnection refers to the occurrence of circuit disconnection in the secondary circuit of the current transformer (CT), which will make the secondary side unable to transmit current signals normally to the relay protection device or measuring instrument. The main function of the current transformer is to reduce the large current in the high-voltage line to a safe level in a certain proportion to facilitate the measurement and protection of the equipment to work.

The chromatographic analysis method for detecting dissolved gases in transformer oil is essential in discovering latent faults in oil-filled electrical equipment as early as possible. It can detect internal faults of equipment, predict the development trend of faults, and avoid equipment damage and unplanned power outages; according to the harmfulness of the fault, the importance of the equipment, and the load requirements, reasonable fault handling measures are formulated to ensure that the equipment is not damaged. This is an essential means of supervising and ensuring the safe operation of equipment.

As SF6 gas is not only an efficient insulating medium but also provides excellent arc-quenching properties, maintaining its purity is vital. Below are the methods and steps for efficiently testing SF6 purity in the field, along with practical details.

Dubai Middle East Energy 2023