High Speed DC Circuit Breaker - G E Power Controls
High Speed DC Circuit Breaker - G E Power Controls
High Speed DC Circuit Breaker - G E Power Controls
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4.3.10 SEL measuring system<br />
1)<br />
2)<br />
Signal<br />
Processing<br />
Unit<br />
3)<br />
Voltage<br />
stabilizer<br />
Self check control<br />
<strong>DC</strong> 24V<br />
<strong>DC</strong> 24V<br />
1) max. 500 Ω 2) max. 500 Ω 3) min. 300 kΩ<br />
36/ _ _ _ _ _ _ X<br />
Key position - 8<br />
Key number – S: With SEL measurment system.<br />
Fig. 31 SEL current measurement system<br />
S47183-e 01/2008 Design and specifications are subject to change without notice 25
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