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SIPROTEC 7SJ602 Multifunction Overcurrent and Motor Protection ...

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<strong>7SJ602</strong>2/<strong>7SJ602</strong>6<br />

Fig. 18 Connection of 3 CTs with measurement<br />

of the sensitive earth (ground) current<br />

Fig. 19 Connection of 3 CTs with<br />

directional earth (ground)-fault detection<br />

<strong>SIPROTEC</strong> <strong>7SJ602</strong> <strong>Multifunction</strong> <strong>Overcurrent</strong> <strong>and</strong> <strong>Motor</strong> <strong>Protection</strong> Relay<br />

Typical Connections<br />

Fig. 20 Connection of 3 CTs <strong>and</strong> 1 VT<br />

with measurement of the earth (ground)<br />

current <strong>and</strong> one phase voltage<br />

Fig. 21 Example of typical wiring<br />

Siemens SIP 3.3 · 2003 11

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