Huge source of knowledge about switchgear
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- Aug- 2019 -30 AugustSwitchgear Testing
Electron capture detector(ECD) method for sf6 gas switchgear
photo from Lamont-Doherty Earth Observatory website(just for display) An electron capture detector(ECD) is used to detect…
Read More » - 29 AugustGas Insulated Switchgear
Extension methods of mounted gas insulated switchgear (GIS)
Extension with original equipment: This is the preferred solution as long as the type of…
Read More » - 28 AugustGas Insulated Switchgear
HV vacuum circuit breaker in GIS
larger tank enclosure need in VCB: ➊ Vacuum breakers allow for other insulation media than…
Read More » - 27 AugustVacuum Switchgear
Control opening in MV vacuum breaker in normal condition
By sending a command for contact opening very accurately before the instant of current zero…
Read More » - 26 AugustMV AC Switchgear
Indoor medium voltage switchgear room some installations requirements
Selected rooms are far from groundwater and flooding. Easy access for operation, transport and firefighting…
Read More » - 25 AugustMV AC Switchgear
Types of MV switchgear installations
Metal-Enclosed Switchgear: The Compartmental Type: The complete installation is enclosed by earthed metal and hence…
Read More » - 24 AugustMV AC Switchgear
Medium voltage switchgear prototype with micro electro mechanical switches (MEMS) benefits and example
The use of MEMS switches will allow , rerouting of power from faulted segments, utilization…
Read More » - 23 AugustVacuum Switchgear
Some of Vacuum interrupter(VI) failure reasons
VI reaches its wear limits: The VI has a set of soft copper alloy contacts…
Read More » - 22 AugustHV AC Switchgear
Energisation of capacitor banks by switchgears
This switching usually associated with transient voltages and currents. Those transients are: inrush currents. overvoltages…
Read More » - 21 AugustHV AC Switchgear
Mechanical operations counter in switchgears
Operations counters are typically factory-installed devices that count the number of mechanical operations of a…
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