News & Blog

• 27

  12
  2021
  Procedures and Precautions of SF6 Gas Relay Calibration

  SF6 relay is an important protection and control element in the power system. If the circuit breaker fails, it will cause great economic losses. To ensure the reliability of the circuit breaker operat...
• 20

  12
  2021
  Necessity and basic principle of automatic calibrator of SF6 relay

  1. The necessity of calibrating the SF6 relaySF6 switch is a high voltage electrical appliance widely used in power system. The reliable operation of the SF6 switch has become one of the most concerne...
• 13

  12
  2021
  Tests Conducted by the Calibrator of SF6 Relay

  In the power system, the SF6 relay is a widely used protection and control component. Its function is to monitor the pressure of SF6 gas in the closed gas chambers such as high-voltage switches and GI...
• 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...