News & Blog

• 15

  12
  2022
  Basic Principle of Density Relay Calibration and the Necessity of Calibrating SF6 Relay

  1. It is necessary to calibrate SF6 relaySF6 switch is a high voltage appliance widely used in power system. The reliable operation of SF6 switch has become one of the most concerned problems in the p...
• 12

  12
  2022
  Do You Know the Performance of the Calibrator of SF6 Relay?

  1. SF6 relay calibrator has high accuracy and reliabilitySF6 relay calibrator adopts high-performance 16-bit single-chip microcomputer for detection and control, and the core components are imported, ...
• 09

  12
  2022
  What Are the Characteristics of SF6 Gas Density Relay?

  The gas pressure in the closed container changes with the temperature. In order to facilitate statistics and comparison, the relative pressure value of SF6 at 20℃ is usually taken as the standard val...
• 05

  12
  2022
  Safety Requirements for Automatic Calibrator of SF6 Relay

  Ⅰ. Basic knowledge of SF6 relaySF6 relay calibrator is a high-precision instrument, and all the key components of the instrument are precision imported parts. Through high-precision pressure sensor a...
• 01

  12
  2022
  Learn About the SF6 Relay in One Minute

  In order to clarify the function of SF6 relay, it is necessary to understand what SF6 gas density relay is. SF6 gas density relay is an important component used to monitor the change of SF6 gas densit...
• 01

  11
  2022
  Parameter Setting of SF6 Relay Calibrator

  The inlet pipe connects to the inlet of the instrument and the gas cylinder, the discharge pipe connects to the discharge port, the measuring gas pipe connects to the measuring port of the instrument,...
• 22

  10
  2022
  Judgment of Test Methods and Test Results of SF6 Gas Density Relay

  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...