ML20101K914

Forwards Corrections to 920601 Fax Re Human Factors, Consisting of Table 2 Re Human Actions Below Top 300 Cutsets & Table 4 Re Human Action Acronyms Deleted from Model

ML20101K914
Person / Time
Site:	05200001
Issue date:	06/05/1992
From:	Duncan J GENERAL ELECTRIC CO.
To:	Kelly G NRC
References
NUDOCS 9207060143
Download: ML20101K914 (3)

Text

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Table 2 - Hn=mn Actions Below the Top 300 Cutsets (2.0% of CDF1 ASSIGNED IMPORTANCE NAME DESCRIPTION PROB.

E.T.

F.V.

R.A.W.

(1)

CALN002A Miscal-of flow xatrs FT008A,B & C SE-5 10 0.14 28.2 RHRCFER Oper. fails to manually initiate 0.10 5

0.06 1.01 e

(Backup for RHR core flood A/B/C) h HCMAERI Valve E22-F005C mispositioned (NOFC) 0.01 5

0.05 1.05 ROERROR3 Oper. fails to manually open valve 0.01 5

0.04 1.00 ADSMAN Failure of ADS manual init. (backup) 2E-3 5

0.01 1.06 1

ROOIOPHL

'Oper. fails to initiate within 30 min.

0.10 5

<.01 1.00 (Backup for RCIC)

NHR Failure to restore normal heat removal 0.01 15

<.01 1.00 RWCU Failure to actuate RWCU O.10 5

<.01 1.00 RSTTCOPP Operator fails to reset trip circuit 0.01 5

<.01 1.00 (RCIC internal trips)

SLCOOOSA Boron concentration sampling failure 2E-5 10

<.01 1.07 4 SLC001HE Operator fails to initiate SLC mO.I O 10

<.01

1. 0 0 <f---

SLC002HE Operator fails to initiate SLC tank heater 2E-3 5

<.01 1.00 WOPERR Oper. fails to perform indicated action 0.01 5

(Backup to RBCW initiation)

HUEROR5 Oper. fails to transfer from CST to SP 0.01 5

VOPERRF Operator' fails to start pump 1E-3 5

]

ASECSNA Operator fails to backup N2 initiation 0.10 5

i Below the cutset cutoff level (E-13)

e 6

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f Table 4 - Hn==n Accion Acronvas Deleted fron the Model l

HAME DESCRIPTION

.7 PA Operator fails to inhibit ADS with an ATWS (ADS' inhibit now automatic)

ROERROR7 Valve F059 inadvertently left open (Renamed ROERROR5)

HBAAER3 Manual valve F016B. inadvertently left open (Renamed HEMAER2) t HCMAER3 Manual valve FOl6C inadvertently left open (Renamed HCMAER2)

A l

HTL301CF Miscalibration of flow transmitter (Renamed HFE008CF)

Operator' fails to attempt manual initiation within 30 min. (Renamed HOOBOPHL)

HOOCOPHL l

l HPR305CF Miscalibration of pressure transmitter (Renamed HPROO7CF) afkr gr I

4 COO 1AMOP Failure to manually initiate =^1*h 4 30 min. (Renamed RHRilFER) 4-AOPIMHB.

Operator improperly inhibits ADS (HEP deleted - error of commission)

AHPT303B Miscalibration of pressure transmitters (Renamed AMPTOO6) c 4

j e

4

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