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Status : Active
Standard Type : Main
Document No : IEEE C57.131 : 2024
Document Year : 2024
Pages : 86
Section Volume : Power and Energy Society (Power and Energy Society)
Abstract: Electrical and mechanical performance and test requirements for on-load tap-changers of both resistor and reactor types, de-energized tap-changers, and their motor-drive mechanisms installed in power and distribution transformers, reactors, and voltage regulators are covered.
Keywords: bridging position, change-over selector, de-energized tap-changer (DETC), diverter switch, equalizer winding, gas-immersed tap-changer, IEC 60214-1, IEC 60214-2, IEEE C57.131, motor-drive, non-bridging position, on-load tap-changer (OLTC), reactor, regulating transformer, resistor, tap positions, through-current, transfer contacts, transition contacts, vacuum, voltage regulator