Rui Du Mechanical and electrical (Shanghai) Co., Ltd. is a professional manufacturer and system solution provider for the global supply of power testing equipment. Rui Du Mechanical and electrical (Shanghai) Co., Ltd. was established in 2014, which focuses on the independent design, development and production of high-voltage power test equipment. The products cover substation transformer, high voltage switch, mutual inductor, lightning arrester, storage battery, cable fault, relay protection, insulation withstand voltage, insulation grounding and oiling equipment, SF6 equipment testing, power generator testing, water cooling equipment testing, instrumentation, spare parts, power quality management. All products of the company have passed international IS09001 quality certification, IEC certification and CE certification.
In the routine maintenance and inspection of power systems, testing current transformers (CT) and potential transformers (PT) is essential for ensuring the safe and stable operation of electrical equipment. Below is a detailed guide on the testing process and precautions to help on-site engineers conduct their work efficiently.
0611-2024
Optimizing the transformer oil chromatography testing process is essential for improving testing efficiency, enhancing result accuracy, and ensuring equipment safety. The following sections detail how to optimize this process from sampling operations, sample preservation, degassing methods, equipment maintenance and calibration, data analysis, to result validation.
0511-2024
Contact resistance testing is a vital method for ensuring the efficient and safe operation of transformers. By assessing the state of electrical connections, potential issues can be identified in a timely manner. This article will explore the key applications of contact resistance testing in the daily maintenance of transformers.
0411-2024
