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Forwards response to NRC 791001 & 17 requests for info re loss of offsite power events.Description of significant sys-wide improvements & info re major offsite events encl.
Accession Number: ML17207A819
Date Released: Tuesday, July 31, 2018
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- ML17207A818 - Forwards response to NRC 791001 & 17 requests for info re loss of offsite power events.Description of significant sys-wide improvements & info re major offsite events encl. (3 page(s), 2/11/1980)
- ML17339A565 - RO:on 740301,output voltage began to oscillate.Operator attempted to stabilize voltage by controlling generator voltage manually.Caused by lowering machine voltage during min load periods. (5 page(s), 3/25/1974)
- ML17339A569 - RO:on 740425,generators tripped when circuit breaker protection sys relays energized during functional testing. Caused by actuation of generator backup relays.Addl isolation switches installed in protective sys. (8 page(s), 5/31/1974)
- ML17339A573 - "Rept on Sys Disturbance 740628." (32 page(s), 7/19/1974)
- ML17339A576 - Forwards "Rept on Sys Disturbance 770516." (1 page(s), 7/20/1977)
- ML17339A578 - "Rept on Sys Disturbance 770516." (65 page(s), 6/29/1977)
- ML17339A581 - Forwards response to NRC 771005 request for info re 770516 sys disturbance.Defines power sys stability as attribute of sys which enables sys to develop restoring forces equal to disturbing forces. (102 page(s), 12/14/1977)
- ML17339A568 - Forwards response to NRC 780316 request for addl info re 770516 sys disturbance. (84 page(s), 4/4/1978)
- ML17339A574 - Forwards LER 78-017/03L-0. (6 page(s), 6/13/1978)
- ML17339A567 - LER 78-017/03L-0:on 780514,improper switching at Pratt & Whitney substation & incorrect wiring of protective relays at Midway substation led to de-energization.Offsite power lost.Incorrect wiring corrected. (2 page(s), 6/13/1978)
- ML17339A572 - Forwards response to NRC 780607 request for proposed methods & procedures to implement NRC positions re sys operations. Util 790522 ltr to DOE encl. (6 page(s), 7/5/1978)
- ML17339A575 - "Sys Disturbance,Loss of Generation at Facility,790404." (33 page(s), 5/8/1979)
- ML17339A577 - "Sys Control Ctr Functions." (42 page(s), 1/29/1980)