News & Blog

• 06

  12
  2021
  Types and Terminology of SF6 Relay

  1. Terms and definitions of SF6 relay(1) Calibration of lock recovery value: when the SF6 relay is at zero pressure under ambient temperature, slowly inflate the SF6 relay at a certain speed. When the...
• 23

  11
  2021
  Discussion on the Structure and Working Principle of SF6 Gas Density Meter

  As a new type of high-voltage electrical switchgear developed in modern times, sf6 circuit breaker has been widely used in power system because of its superior performance, safety and reliability, con...
• 20

  11
  2021
  What is SF6 Density Monitor?

  sf6 gas chamber is an important working structure of high pressure equipment. If the required gas density cannot be reached in the gas chamber, the safe operation of high-pressure equipment cannot be ...
• 17

  11
  2021
  What is the Calibration Period of SF6 Relay?

  I. Calibration basis of sf6 relayRelated companies attach great importance to the regular inspection of sf6 relay. Relevant requirements clearly stipulate that sf6 relays should be periodically calibr...
• 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...