2017-09-19

DLT-846 "High voltage test instrument general technical conditions" Part 5. On the basis of relevant national standards and industry standards, combined with the experience of the power industry and the product technical conditions of domestic and foreign manufacturers, the technical requirements of sulfur hexafluoride trace moisture meter have been specified in order to standardize the production and use of sulfur hexafluoride trace moisture meter.

2017-09-09

Sulfur hexafluoride has good electrical insulation properties and excellent arc extinguishing properties. Its electric strength is 2.5 times that of nitrogen under the same pressure, the breakdown voltage is 2.5 times that of air, and the arc extinguishing ability is 100 times that of air, which is a new generation of ultra-high voltage insulating dielectric material superior to air and oil. Sulfur hexafluoride with its good insulation and arc extinguishing performance, such as: circuit breakers

2017-08-29

In order to ensure the accuracy and stability of the measurement of the SF6 gas quantitative leak detector (WINFOSS-C1), it is necessary to calibrate the instrument before use. 1, Preparation of different concentrations of sulfur hexafluoride gas (1) Gas distribution: using the needle tube method; (2) Standard gas: with qualified pure sulfur hexafluoride gas mixed into 0.01, 0.1, 1, 10, 100, 500 six concentrations of sample gas. (3) Operation: Draw 1 ml of pure sulfur hexafluoride ga

2017-08-29

SF6 gas quantitative leak detector operation procedure SF6 gas quantitative leak detector is a quantitative detection of gas leakage detection of SF6 circuit breakers and GIS leakage points and annual leakage rate. SF6 gas quantitative leak detector is suitable for the power supply department, installation and maintenance units and electric power test research institute, but also suitable for SF6 high-voltage switch factory as SF6 electrical equipment and export products supporting instruments,

2017-08-29

SF6 gas quantitative leak detector has high sensitivity, wide measuring range, advanced calibration method and high accuracy calibration line, which improves the reliability of SF6 leak detection results and the accuracy of quantitative leak detection. It is a necessary testing instrument for power supply departments, installation and maintenance units and electric power test research institutes. Based on years of experience, we have summarized some problems encountered in the use of SF6 gas qua

2017-08-12

The company has participated in the transformation project of SF6 gas leak alarm system of Phase II General transformer switch Room, China Sea Chemical-Electrometer Department, Phase II General Transformer switch Room SF6 gas leak alarm system