Transcription of Instrument Transformers Application Guide - ABB
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Instrument TransformersApplication Guide2 Application Guide | ABB Instrument TransformersInstallations with ABB Outdoor Instrument TransformersSubstation in Sweden with cold climate. ABB equipment with IMB in Oman with dessert climate. ABB equipment with IMB transformer IMB 420. Installation in 420 E2 with current transformer IMB 420. Installation in in Oman with dessert climate. ABB equipment with IMB voltage Transformers EMF 145. Installed in Instrument Transformers | Application Guide 34 Application Guide | ABB Instrument TransformersTable of contents1. General principles of measuring current and Instrument Current Transformers operating Measuring Calculation of Variation of errors with Saturation Core Voltage Transformers operating Measuring Determination of Calculation of the short-circuit impedance Variation of errors with Winding Accuracy and burden Capa
9.6.8 Transformer protection RET670 (RET521) and transformer differential protection RADSB 124 9.6.9 Busbar protection REB670 (RED521) 125 9.6.10 High impedance differential protection RADHA 126 9.6.11 Pilot-wire differential relay RADHL 126 9.7 Current transformer requirements for CTs according to other standards 127
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