News & Blog

• 14

  11
  2021
  Development and Research of Online GIS SF6 Density Monitor System

  1. Introduction of GIS sf6 density monitorGIS is the English abbreviation for gas insulated substation. It is a high-end, precise, and cutting-edge power transmission and transformation equipment deve...
• 11

  11
  2021
  What is the Difference Between SF6 Density Meter and Pressure Gauge?

  Ⅰ. The differences between SF6 density meter relay and pressure gaugeThe pressure gauge is used for monitoring, that is, to detect the system pressure. On the one hand, relay relay monitors the chang...
• 08

  11
  2021
  Why Should SF6 Relay Be Checked Regularly?

  The sf6 relay is the same as other pressure gauges. After a period of use, its alarm and blocking values will have a certain drift; in addition, because the sf6 relay contacts do not operate frequentl...
• 05

  11
  2021
  On-line Calibration of SF6 Gas Density Relay in Substation

  sf6 relay detection time, detection cycle and detection requirements According to the provisions of national standards and industry standards, the detection cycle and requirements for sf6 electrical e...
• 02

  11
  2021
  Notes on Instructions for SF6 Relay and Gas Density Meter Operation

  1. Sf6 relay and gas density meter can accurately measure the sf6 gas density (or pressure) value only after the sf6 equipment is out of operation and the internal and external temperatures of the equ...
• 25

  10
  2021
  What is the Difference Between SF6 Gas Density Relay and Pressure Gauge?

  The pressure gauge is for monitoring, that is, to detect the system pressure. First of all, the SF6 relay monitors the change of the system pressure, and what's more, it plays a role of control an...
• 22

  10
  2021
  Function Requirements, Characteristics and Technical Indicators for Sf6 Gas Density Relay's Controlling Three-way Valve Group

  1. Function requirements for three-way valve group of SF6 gas density relay(1) When the high-voltage switch is disassembled without power failure, there is no need to disassemble the screw, and the b ...