News & Blog

• 18

  08
  2022
  The Basis of SF6 Relay and Operating Precautions

  1. The basis of using SF6 relayFrom the existing experience and theoretical analysis, such structure SF6 relay is adopted on the basis of the following.(1) Although the pure SF6 gas pressure-temperatu...
• 15

  08
  2022
  Application of SF6 Relay Three-way Valve

  The density relay is one of the main components for monitoring SF6 electrical equipment. It monitors the pressure value of SF6 gas in real time, thus ensuring the insulation strength inside the electr...
• 11

  08
  2022
  How to Test SF6 Relays in Power Engineering?

  In the power system, SF6 relay is a widely used protection and control element, its role is to monitor the SF6 gas pressure in the confined environment of high-voltage switches, GIS, etc., so as to en...
• 08

  08
  2022
  Application of SF6 Gas Density On-line Monitoring System in GIS Equipment

  GIS is gas insulated fully enclosed combined electrical apparatus is a high, fine and sharp transmission and substation equipment developed in recent decades, and the maintenance workload is small, hi...
• 04

  08
  2022
  Ambient Temperature Makes SF6 Gas Density Relays Necessary for Installation

  Ⅰ. What is the necessity of installing SF6 relay?With the development of electric power industry and the progress of science and technology, the online operation equipment of electric power system is...
• 01

  08
  2022
  Design of a Universal Signal Acquisition Line for SF6 Relay Calibration

  SF6 gas has good insulation and arc extinguishing properties, so it is more and more widely used in various high-voltage equipment, such as high-voltage switches, transformers, reactors, transformers ...
• 29

  07
  2022
  Calibration Method for Sulfur Hexafluoride Density Relay

  Density relay field calibrator, also known as "SF6 density relay calibrator", is used for single alarm, single lock, single alarm single lock, single alarm double lock value calibration of s...