Huge source of knowledge about switchgear
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- Nov- 2019 -23 NovemberGas Switchgear
Development Sf6 Alternative Gases in Switchgears
Sf6 gas is widely used in electric power transmission and distribution systems, for example in…
Read More » - Oct- 2019 -22 OctoberHV DC Switchgear
Filter Earthing Switch(FES) role in HVDC grids
High voltage earthing switch general description: Earthing switches shall be designed and rated in accordance…
Read More » - Sep- 2019 -23 SeptemberHigh Voltage Disconnector Switch
Technical information for high voltage disconnector & earthing switch in enquiries,tenders and orders
Sales engineering is one of the most important parts of every manufacturer and supplier of…
Read More » - 22 SeptemberHigh Voltage Circuit Breaker
Out of phase current switching in High Voltage Circuit Breakers
What s out of phase switching phenomenon: Out-of-phase switching conditions occur for circuit breakers at…
Read More » - 21 SeptemberHigh Voltage Circuit Breaker
AC Circuit Breakers Routine Tests according to IEC 62271-100
The routine tests for AC circuit breakers are performed for the purpose of ensuring the…
Read More » - 20 SeptemberHigh Voltage Disconnector Switch
AC High voltage Air Break Disconnector Switch Routine Test According to IEC 62271-102 Standard
The function of air-break disconnectors in high voltage power systems is to provide electrical and…
Read More » - 19 SeptemberHV DC Switchgear
Hybrid HVDC Circuit Breaker Definitions
What’s the HVDC Hybrid Circuit Breaker: The Proactive Hybrid Circuit Breaker (PHCB) HVDC is shown…
Read More » - 18 SeptemberGas Insulated Switchgear
High Voltage Gas Insulted Switchgear (GIS) Field Testing According to IEEE C37.122
The final assembly of the gas insulated substation is then completed in the field, where…
Read More » - 17 SeptemberSwitchgear Testing
Vacuum Circuit Breakers Testing Methods
When vacuum interrupters are manufactured or used in field there are three tests used to…
Read More » - 16 SeptemberHigh Voltage Circuit Breaker
Transient Recovery Voltage(TRV) in Interruption of Small Inductive Currents by Circuit Breakers
Transients caused by switching operations in linear systems can be analyzed by using the superposition…
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