NPP Voltage S rge NPP Voltage Surge Protection - Working Group ...
NPP Voltage S rge NPP Voltage Surge Protection - Working Group ...
NPP Voltage S rge NPP Voltage Surge Protection - Working Group ...
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2006 Forsmark Event<br />
•Single Single Phase Fault in<br />
Switchyard<br />
•Initial Initial voltage dip followed by<br />
130% voltage su<strong>rge</strong><br />
•Su<strong>rge</strong> Su<strong>rge</strong> passed to Battery<br />
Cha<strong>rge</strong>r units via transformers<br />
•Solid S SSolid lid state t t AEG Profitec P fit<br />
Cha<strong>rge</strong>r Cha<strong>rge</strong>r-Inverter Inverter units were<br />
designed for 85% - 110%<br />
•Overcha<strong>rge</strong>d Overcha<strong>rge</strong>d Batteries caused<br />
Inverter lock lock-up up and shutdown of<br />
2/4 Vital AC Divisions
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