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Reviews SER on voltage degradation at Class IE 480-volt buses.Degradation could jeopardize fuses in ECCS control circuits.Licensee mod acceptable.

Accession Number: ML20148C596

Date Released: Wednesday, June 10, 2020

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• ML20148C591 - Reviews SER on voltage degradation at Class IE 480-volt buses.Degradation could jeopardize fuses in ECCS control circuits.Licensee mod acceptable. (1 page(s), 10/27/1978)
• ML20148C610 - SER re potentially serious degradation of offsite power sys. Licensee mod would change loads from being block-started to being sequentially-started.Mod acceptable. (2 page(s), 10/27/1978)