1. The source of corrosive sulfur in transformer insulating oil The insulating oil used in the transformer power system is mainly refined from natural petroleum. The chemical compo
Mar 24, 2022
The voltage ratio of the transformer (referred to as the transformation ratio) is the ratio of the high-voltage winding voltage U1 to the low-voltage winding voltage U2 when the tr
Mar 23, 2022
The grounding down lead is the connection part between the power equipment and the grounding grid. During the long-term operation of the power equipment, the connection may be affe
Mar 22, 2022
The ground grid grounding resistance tester is suitable for testing the grounding resistance of large-scale electric power grids such as power departments and substations. The 5A g
Mar 21, 2022
The intelligent insulation resistance tester can be widely used in the maintenance of electrical equipment such as substations and power plants. It is very suitable for testing var
Mar 20, 2022
The Kinematic Viscometer is a kind of measuring instrument specially used to measure petroleum. It is a very precise experimental instrument, but we must maintain it carefully in t
Mar 19, 2022
Transformer oil gas chromatograph can realize instant vaporization injection of packed column, large-diameter capillary column injection, capillary column split injection and fixed
Mar 17, 2022
Mar 16, 2022
In order to ensure the stable and reliable operation of the built-in Windows operating system of the industrial computer of the relay protection tester, please do not delete or mod
Mar 15, 2022
Automatic flash point tester , used to determine the closed flash point value of petroleum products. Widely used in railway, aviation, electric power, petroleum industry and scient
Mar 14, 2022
Current Transformer characteristic comprehensive tester, also known as CT PT Analyzer, is a multi-functional field test instrument specially designed for relay protection professio
Mar 13, 2022
Details that are easily overlooked during maintenance of dry-type test transformers: 1. First clean the porcelain bushing and casing, and then check whether the casing, gasket and
Mar 12, 2022
