ML19253B949

Monthly Operating Rept for March 1975

ML19253B949
Person / Time
Site:	Three Mile Island
Issue date:	04/07/1975
From:	Lawyer L METROPOLITAN EDISON CO.
To:
Shared Package
ML19253B932	List: ML19253B931 ML19253B949
References
NUDOCS 7910310705
Download: ML19253B949 (3)

Text

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UNIT 3ree ' tile Islanci trni 1 DATE April 7.1975 CO.GLETED BY..L. L. La'.7er TEL. U0. 215 929-3601 Ext. 567 DAILY PLA:TT P07ER OUTPUT MO:4"I"4 March 1975 DAY AVERACE DAILY 'Ge-net DAY AVERAGE DAILY ' ele-net 1 816 21 803 2 817 22 798 3 813 23 773 h 816 2h 800 5 817 25 800 81h gg gag 6

T 81h 27 808 .

8 815 28 811 9 816 29 806 10 8:9 30 105 11 811 31 621 12 813 13 815 1h 816 15 816 1505 335 16 .-

816 17 815 18 816 8ch 19 9 0810' 20 80L

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1. RI?CRT!NG PERICD: C 0 i . " ' C THROUOH M . m '

ORCS 3 HOLRS IN REPCR"I:;0 PERIOD:  %

2. CL?.PD*LY AU"HORI'ED FC'4ER LEVEL Z4t 2?'S :fde-!IET '02 (24CC4 EE?C'OA3LE EAFACT*Y - lCC) i

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1. 3 PC'4ER LEVEL ?J '4HICH *EC*RIC"'D (IF A'iY): _

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5. HOURS REACTOR '4A3 CRITICAL . . . . . . . . -

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6. FIACTOR RDERVE SWTDC'43 HOL"4S . . . . . . . 0

7. ECUR3 GENEPATCR CN-l.INE . . . . . . . . . . *?C.2 2105.1 L66'.1

8. L"!IT RZ"ERVE SHUTDC'4N 3 CUP 3 . . . . . 0 0 0 9 CRC 53 NRAL PC'4E9 GE*;EP.ATED (.Nf) . . 1.806.708 5,2?0,793 11 . 1,, ige

10. ORC 33 FLICTRICAL P7JER GE'TERATD (K.if) .e 4 4*' l.792.101 d.901.771 C. 'TET ELECTRICAL PC'4ER GENERATD ( .f4H) . . .

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12. REACTOR AVAILA3ILI"Y FACTOR (1) . . . . .

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17. IF Sh"J'."DG'4'T AT END OF RETCR* PER!CD. EETI:8)'"TD DATE OF ~~AR"L?: "^t Wri' M a

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ruirj@ y : 'I h a unit o pern t ad n+. ennent'nfly full ;< wer rer the majority of t he mont h. U' LIT f;MtU Threa Mila Island i'n t t 1 PAGE 3 Thara was some loss of renaratien dua to high pressure drop nerors the steam renarator fee.1 nozzles. Also, e brief #orced out m e began fiarch 30, 1975, DATE p i' 7_ e _

whan tha turbine tripped dsa to a fr.'.lty relny. The problem was corrected an.1 tha tmit was raturned to serv'ce. CO!TLENED BY L- I" I,nvyer TE!, . Tid. 215 4?9 401 Ext. 567 REPORT I40NTii March, 1975 PLAN 7 GHUTD0VNS TYPE METWD CF F-TCPCEP DiriiTION SHUITING DC'4N T!!E I EAC'mn (2) COti!EHTS l0 . DATE S "CIIEDirLED (l'Ot ras ) REASON (1) 2 3/ 30/T5 F 13.8 A C A faulty relay esve an erroneous signal which indicate 41 Inss of of DC power to tha turbine's EllC# system. Tha erronpous n i r.nni tripped tha turbine. The react or tripped four secohds later due to high FC pressure. (non-nuclear)

'FUC - Electro-hydrnulic control (1) P". ACON: (2) ttr;ri!ol;;

A-EQUITt4MNT FAII.UliF (FXPl.AIN) A-!E UA1.

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' E-OFEPATOR TRAltilflG AND LICENCE EXA)f1NAT10N F-l.1411N ETRATIVE G-OPfEATIONAL FIm0R s (EXP!alN)

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