Keywords
protection relay
REF 543
testing of operation
direct and indirect method
REF 543
testing of operation
direct and indirect method
Abstract
This article describes the digital protective relay REF 543 and its testing possibilities. The aim of this work is to verify overcurrent, undervoltage and overvoltage protection functions by indirect method using test equipment CMC 156. Among other things, IED REF 543 will be presented along with its features. The work is a space reserved for the description of the testing methods of protective relay.
References
[1] Kolcun M., Griger V., Beňa Ľ., Rusnák J.: Prevádzka elektrizačnej sústavy. Košice 2007. ISBN 978-80-8073-837-2.
[2] ABB. “Product Guide. Feeder Protection and Control REF543”. [Online].
[3] Chladný V., Janíček F., Beláň A.: Digitálne ochrany v elektrizačných sústavách. Košice 2003. ISBN 80-89061-73-7.
[4] Liptai P., Moravec M., Lumnitzer E., Lukáčová K.: Impact analysis of the electromagnetic fields of transformer stations close to residential buildings. In: SGEM 2014, volume 1, p. 17-26, 2014, STEF92 Technology, p. 355-360. ISBN 978-619- 7105-17-9.
[2] ABB. “Product Guide. Feeder Protection and Control REF543”. [Online].
[3] Chladný V., Janíček F., Beláň A.: Digitálne ochrany v elektrizačných sústavách. Košice 2003. ISBN 80-89061-73-7.
[4] Liptai P., Moravec M., Lumnitzer E., Lukáčová K.: Impact analysis of the electromagnetic fields of transformer stations close to residential buildings. In: SGEM 2014, volume 1, p. 17-26, 2014, STEF92 Technology, p. 355-360. ISBN 978-619- 7105-17-9.