Low Voltage Power and DC Circuit Breakers - GE Industrial Systems
Low Voltage Power and DC Circuit Breakers - GE Industrial Systems
Low Voltage Power and DC Circuit Breakers - GE Industrial Systems
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<strong>Low</strong> <strong>Voltage</strong> <strong>Power</strong> <strong>and</strong> <strong>DC</strong> <strong>Circuit</strong> <strong>Breakers</strong><br />
Gerapid High Speed <strong>DC</strong> <strong>Circuit</strong> <strong>Breakers</strong><br />
Typical Traction Electric <strong>Power</strong> System<br />
6-86<br />
Electric utility Primary switchgear, 5kV-38kV Transformer<br />
<strong>Circuit</strong> Breaker Features <strong>and</strong> Accessories<br />
—Insulated side plates with adjustable dial for setting over current<br />
trip (OCT) (optional)<br />
—Mechanical forced tripping<br />
—Electrodynamic trip device (with or without capacitor <strong>and</strong><br />
charging unit)<br />
—Shunt trip<br />
—No-voltage release<br />
—Breaker auxiliary contacts (up to 10 form C)<br />
—Additional auxiliary contacts for signaling (optional)<br />
—Main terminal configurations variable<br />
—Plug connectors for auxiliary circuits (optional)<br />
—H<strong>and</strong> lever for manual actuation from front (for maintenance<br />
purposes only)<br />
—Position indication (optional)<br />
—Internal power supply with a wide range of supply voltage<br />
options<br />
—Integrated current measurement unit (SEL) (optional)<br />
—Mechanical counter<br />
BuyLog ® Catalog<br />
Rectifier CBs<br />
protect converters<br />
AC bus duct <strong>DC</strong> bus duct<br />
Heavy duty traction rectifier <strong>DC</strong> switchgear<br />
www.geindustrial.com<br />
Section 6<br />
Key Benefits<br />
—St<strong>and</strong>ard dimensions from 2,600A to 6,000A (feeder models<br />
<strong>GE</strong>R2607 – <strong>GE</strong>R8007)<br />
—Operating voltages from 1,000 to 3,600Vdc<br />
—Mining <strong>and</strong> traction compliant (ANSI C37.14, IEC 947-2,<br />
EN 50123-2). Also available with UL label.<br />
—High speed OPEN/TRIP (opening delay
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