Metal-Enclosed Drawout Switchgear—Low Voltage

Eaton

Metal-Enclosed Drawout Switchgear—Low Voltage

Yayınlandı: 22 Eylül 2020 · Kategori: Diğer

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Metal-Enclosed Drawout SwitchgearLow Voltage 20.0-1 October 2015 Metal-Enclosed Drawout SwitchgearLow Voltage Sheet 20 001 CA08104001E Contents i Metal-Enclosed Drawout Switchgear Low Voltage Magnum DS (For detailed information on Magnum DS breakers, refer to Tab 26.) General Description Structure . . . . . . . . . . . . . . . 20.1-1 Bus. . . . . . . . . . . . . . . . . . . . 20.1-2 Wiring . . . . . . . . . . . . . . . . . 20.1-3 Instrumentation/Metering . . 20.1-4 Accessories/Options. . . . . . 20.1-4 Magnum DS Front Accessible Switchgear. . . 20.1-5 Magnum DS ArcResistant Switchgear . . . . 20.1-6 Integrated Unit Substation Optional Configuration . . 20.1-8 Magnum DS Power Circuit Breakers . . . . . . . . 20.1-9 Magnum DS Switchgear Trip Units . . . . . . . . . . . . . 20.1-11 Arcflash Reduction Maintenance System . . . . 20.1-12 Series NRX . . . . . . . . . . . . . 20.1-15 Metering and Monitoring Devices . . . . . 20.1-18 Technical Data Voltage and Bus Ratings . . 20.1-20 Heat Loss. . . . . . . . . . . . . . . 20.1-20 Standards . . . . . . . . . . . . . . 20.1-20 Breaker Ratings . . . . . . . . . 20.1-22 Breaker Control Voltages . . . 20.1-23 CT Metering Accuracies. . . 20.1-25 Voltage Transformers. . . . . 20.1-25 Control Power Transformers 20.1-25 Layout Dimensions Breaker Arrangements . . . . 20.1-29 Floor Plan/Conduit Area . . . . 20.1-38 Switchgear Section View . . . 20.1-40 Outdoor Enclosure . . . . . . . 20.1-43 Arc-Resistant Layout Guide . . . . . . . . . . 20.1-45...