Protection Testing Procedures

• RED670 - Disatance & Line Differential.
• MiCOM P546 - Disatance & Line Differential.
• SEL451 - Capacitor Bank Protection.
• TapCON260 - Automatic Voltage Control.
• REB500 - Low Impedance BusBar Protection. 
• MiCOM P841 - Auto Re-Closer Relay. 
• MiCOM P643 - Transformer Differential.
• SEL311L - Distance & Line Differential.
• Siemens 7SA522 - Line Distance Protection.​
• REF615 - Over Current & Earth Fault .
  

• ​​ZIV Series.
• SPAU - Voltage Regulator.
• MiCOM P143 - Synchro-Check Relay.
• MiCOM P122 - Over Current & Earth Fault.
• MiCOM P123 - Over Current & Earth Fault.
• Siemens 7SJ61 - Over Current & Earth Fault.
• Argus 7 - Synchro-Check.
• REXA103 - Auto Re-Closure.
• Syncrotact 5 - Syncrocheck Relay.

---

Explanations 

• Negative Sequence Calculations for SEL411L.

---