ML20199L800
ML20199L800 | |
Person / Time | |
---|---|
Site: | Maine Yankee |
Issue date: | 07/01/1986 |
From: | ENERGY, INC. |
To: | |
Shared Package | |
ML20199L787 | List: |
References | |
EIP-TR009C, EIP-TR9C, NUDOCS 8607100015 | |
Download: ML20199L800 (15) | |
Text
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REPORT #EIP'TR009C
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. OUTPUT.. FAULT TEST R$SULTS -' '
FOR EI'S ANALOG ISOL.% TOR-
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' PORTLAND GENERAL ELECTRIC.
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. , PDR ADOOK 05000309*- ,
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SUMMARY
5 r (1) Type *of device: ANT. LOG ISOLhTOR
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(2)..Part Number:01622 . .
Serial Number:0001
. . , Brief Test Discussion .
The isolator module was sub'jected-t,o output. fault'.s of 140 Vac and
.1-40 Vdc at to amps. After appilcation of ,the f au l t, the modu l e, Va.s' -
1 tested for 1;solatlon' capability (Hi-Potential Test),and.funct,lonal capabil'Ity. The functional portion of the . test is only used to ident.l f y failed components. It 1s not a reqpirement of the Iso,lator to function after the application of a fault but only to'natntal.n isolation: 0, The devi,ce (x) passed,( )falled the Output' Fault Test.
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, TABC,E OF CONTENTS -
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TEST PURPOSE..................
. . . . .....: . . . . . . . . . . . . . . . . . . . . . .,. . 1 REFER 5NCE
. DOCUMENTS...............*................................... -
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l ' T E S T R E P 0 R T . . . . . . . . . . . *. . . . . . . . . . . . . . . . . . . .~ . . . . . . . . . . . . . . . . . . . ., . . . . . . .3. -
, 1. Test 5ubject.......................................... 3 -
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- 2. Test-Configuration..r..............................s...... .... 3
- 3. Pretest. Data...................................... ... ....... 3
- 4. Interim Test Data........................................ 3 5.' Post Test. Data...........'.....J.......................
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I 61 Failed Components................. . .............'....<....'. 3
- 7. Comments /Conclus1ons...............e......................,.3 g
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LIST OF'F.IGURES
- FIGURE TITLE -
, P11GE 1 .
De v i c e Un d e r T.e s t . . . . . . . .'. . . . . . . . . .,.. . . . . . . . . . . . . . . . . . . -
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,. Functional Test Configuration.........s.............. 5
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3A Hi-Potential. Test Cortfiguration.(DC).'............... ,6 *
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- Hi-Potential Test Configur'ation (AC)...........,....... .
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- Optput Fault Test (DC)................~............,.....8 4B Output Pault Test .(AC)........................ . . ...... 9 .
5 Surge Withstapd Test (Transverse Mode Output)'...... 10
. s APPINDIX A X/Y Plotter print of monitored'DUT inputs during Fault app 14 cation.'
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PURPOSE ,
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The.Durpose*of the the output. Fault Test is to vet l'fy that during and I af ter .the. application of a fault voPtage - to, the output of an lsolator ~
chann.el the isolator maintains.1splatton and does not propagate the .,
fault to the input. .
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-r PEFERENCE DOCUMENTS. ,
- d. Energy Inc. Work Adtivity' Package WAP-PORT-2-001.,Thbs Work Activity Package invokes portions'of EIP-24, "That. Procedure For Perfo,rmance And Isolation Testing Of 1E Analo'g'And Digital Isolators". , . -
- 2. IEEE Std. 4*/2-1974, "IEEE G'ulde- for Surge Withstand Capability (SWC) Tests
- 3. IEE.E STD. 323-1974, " Standard.for Qualifying Class 1E Equipment f or Nucl' ear Power Generat ing . Stat ions" .-
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TEST REPORT y .' *
- 1. Test subject: Analog Isolator ,
D Part Number 1622-3. [ Serial'Num,ber 0001 Prototype 0002 Prototype -
Reference Figure # 1 ;
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- 2. Test Configuration , ,
~ Transverse Mode .0utput Fault Test
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Reference Figure 4A and 48 .
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Channel 1 on both boards was confjgure'd for a 1622-3.
The channel output fuse was replaced with a jumper. *
, 3. Pyetest, Data .
- 1. Channel I was given a transverse mode output SWC test.
- 2. Channel 1 was functionally tested to verify that no damage had
.. occurred during SWC testing.'
4 .- Interim Test Data ....-
- 1. [140VACtransversemodeoutputfaulttestwasperformedonchannel'*
1 on S/N 0001,
- 2. A 140.VDC transverse mode output fault test was performed on channel' '
~1 on S/N 0002. , -
- 5. 'Posttest Data '
- 1. A DC high-pot test was' performed on channel 1.
- 2. An AC high-pot test was performed on channel 1.
- 3. A functional test was performed on channel 1.
- 6. Failed Componet/s
- 1. ' Surge withstand varistor VR1 failed by short circut on S/N 0001 and open circuit on S/N 0002. +
- 2. Output trace on channel 1 fused open on S/N 0001. ,
- 7. Comments / Test Conclusion
- 1. Channel I continued to perform its is'olation function during and fol. lowing the fault testing.
- 2. No transient or steady state perturbations occurred on the isolafor input during or following the fault application (see attached recordings).' '
- 3. Fusing of the output trace was due to the high current flow through the output surge suppression varistor immediately following applica ;'
tion of the fault voltage.
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. . X/Y PLOTTER PRINT OF '
. . MONITORED DUT INPUTS .
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