ML20136B426
| ML20136B426 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 07/12/1983 |
| From: | Townsend C TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | |
| Shared Package | |
| ML20136A539 | List:
|
| References | |
| FOIA-85-59 QI-QP-11.3-40, NUDOCS 8601020597 | |
| Download: ML20136B426 (9) | |
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l REYSICN ISSUE insTRUCnCN PAGE TnAS ununEs oENERAnNG CC.
NUMBER
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CATE QI.QP.11.3 40 10 1 of 9 JUL 12 798\\
l PREPARED BY:
d Te=s>e w O 7!/2h2 Ct. ASS-1E ELECTRICAL CATE POST CCNSTRUCTION 4)aist #/ 7
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VERIFICATION APPROVED BY:
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h APPROVED BY:
y CA_i c 1.A CP.QP.11.3, " Electrical Inspection Activities" 18 QI.QP.11.3 26, " Electrical Cable,p 1
lt} Inspections" 1.C CPM 9.1, " Control op er< al s" 10 CP QP.18.0, " Inspection Report" 1.E CP QP 16.0, "Nonconfonnances" HISTORICALRLE
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2.1 PURPOSE AND SCOPE This Quality Instruction supplements Reference 1.A and is established to verify the adequacy of installed Class 1E equipment and systems at Comanche Peak Steam Electric Station.
3.0 INSTRUCTION The frequency of inspection efforts shall be as directed within this instruction, unless directed in writing otherwise, i
by the Quality Assurance / Quality Control Supervisor.
This instruction shall be performed upon completion of construction activities (i.e., room or area).
All Class 1E and non. Class 1E cable, raceway and equipment installations within the scope of Reference 1.A shall be inspected and documented in accordance with this Instruction.
' A craft accompanied post construction verification walkdown shall be conducted by the Electrical QC Inspectors to
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INSTRUCTION ISSUE REVISION PAGE NUMBER DATE TEXAS UTILLT1ES_GENERAT1NG CC.
CPSES QI,QP.11,3 40 10 2 of 9 12 E Where cable tray, cable or other electrical equipment is covered or coated, the documentation dnitiated by the original inspections shall be sufficient.
Discrepancies noted during the Post Construction Yerification Walkdown shall be documented on Attachment 1.
After all discrepancies noted on Attachment 1 have been resol ved, they shall be reinspected and documented en an Inspection Report, Attachment 2 and/or 3.
In addition, the QC Inspector shall attach the applicable Post Construction Deficiency Report to the-Inspection Report.
If the discrepancie(s) still exist at the time of turnover the deficiency ites shall be upgraded to a Nonconfomance Report in accordance with Reference 1.E.
3.1 POST CONSTRUCTION VERIFICATION 1
3.1.1 Verify Cable Tray i
The QC Inspector shall perfom a visual inspection of all raceways to ensure that the trays are free of damage.
Damage inspections shall consist of, but are not limited to, tne following:
a.
Cable tray shall be free of *bbrs, rough edges, o'r foreign material.
b.
Damage to Galvanized surfaces is to be repaired by application of Galvanox or similar approved product.
c.
Proper workmanship has prevailed to ensure over.all quality product - free of surface damage, warpage, bent side rails, etc.
d.
All cable pulling aids have been removed (i.e., rollers fish tape, tape rope, etc.).
3.1.2 Verify Conduit The QC Inspector shall perf'orm a visual inspection, to the maximum extent possible without disassembly, of conduit raceways to ensure conduit is free from damage.
This inspection shall consist i
following:
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o f, but is not limited to, the a.
Conduit shall be free from burrs, rough edges or foreign materials.
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.m INSTRUCTION ISSUE REVISION PAGE TEXAS UTILmES GENERATING CO.
CMES QI.QP.11.3 40 10 3 f9 12 E b.
Conduit bends shall not show excessive flattening or Interruption of the smooth bore of the conduit.
NOTE:
Excessive flattening is defined as that amount of flattening which reduces the conduit outside diameter by 25%.
c.
Damage to Galvanized surfaces shall be repaired with i
Galvanox or an engineering approved equal.
d.
Bushings, fittings, and hardware shall be in plac.a and securt.
e.
All cable pulling aids have been removed (i.e. fish tape, tape rope, e tc. ).
f.
Conduit cover, junction box, pull box and termination box covers and gaskets have been installed.
3.1. 3 Verify Cable Installation s
The QC Inspector shall perform a visual inspection of cable installations to ensure cables are free. of damage.
This inspection shall consist of, but is not. limited to, the following:
a.
Cables shall be free from damage and debris.
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b.
Cable bend radif have not been violated.
c.
Cables are trained and properly secured with cable ties.
d.
Power cable spacing has been maintained in accordance with Reference 18.
e.
Cable slack of 2 inch minimum is provided at transition i
points between cable tray sections at different l
elevations and at conduit entries to cable trays and l
between category I structures.
f.
Cable installed in trays shall be below sida rails.
3.1.4 Verify Equipment Installation
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The QC Inspector shall perform a visual inspection to ensure I
that the installed equipment has not sustained damage and that good and proper wrkmanship has prevailed. This inspection shall consist o f, but is not limited to, the following:
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.m INSTRUCTION ISSUE REVISION PAGE NUMBER DATE TEXAS UTILITIES GENERATING CO.
,QI.QP.11.3 40 10 JUI,12 1983
- 4 Of 9 I
a.
Equipment has sustained no visible physical damage.
b.
Covers shall be installed and conditions of. gasket satseicis have not deteriorated or sustained damage.
Cables shall be properly trained, bundled and tied with ty raps in a neat and orderly manner.
d.
Conductor insulation free from damage, e.
Teminal lugs at temination points tight and secure.
f.
Equipment is clean and free from debris.
g.
Equipment fil ters installed in vent openings where required by drawing.
h.
Non pemanent conditions have been removed.
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f.
Verify electrical equipment has been grounded.
NOTE:
Step (i) is 'for. personnel safety. Reference to drawings or specifications is not necessary or required.
- 3. 2 INTERNAL WIRING SEPARATION Separation between field run redundant Class 1E cables and Class 1E/Non Class 1E cables within equipment shall be maintained in accordance. with the equipment specification.
If the specification gives nc tecaration requirements, the minimum separation distance ber en redundant Class 1E and Class 1E/Non. Class 1E cables shall be greater than or equal to 6 inches.
In cases where the above separation cri*eria cannot be maintained, barriers shall be installed between the cables.
Barriers used for separation will be as follows (See for typical examples):
1.
Metallic conduit;. including Servicair Company FC 33 flexible conduit.
2.
Two sheets of fire retardant material separated by a minimum of %"
of air space or themal insulating material.
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s ISSUE INSTRUCTION REVISION PAGE NUM8ER DATE TEXAS UTil.1 TIES GENERATING CO.
CPSES QI.QP.11.3 40 10 5 of 9 3.
A single barrier with a l" maintained air. space or thermal insulating material between the components or devices and the barrier.
Redundant Class 1E circuits shall enter in separate apertures and terminate on separate terminal blocks or connectors as shown on G4H design drawings.
Power supply feeds to instrument and control room distribu.
tion panels shall be installed in solid enclosed raceways as show on G4H design' drawngs. (Example: conduit) -
The following cabinets have been analyzed and are exempt from the separation requirements; however, equipment that provides for channel or train separation shall be utilized when available.
Note:
TBX for Unit 1 and TCX for Unit 2.
NIS Cabinets T.X.NIELCA.01 (4 Cabinets)
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Solid State Protection System T X.ESELSP.01 (Logic & Output Cabinets only)
Solid State Protection System T.X.ESELTC.01 (Test Cabinets)
Upgrade Protection &
Surveillance T.X.XIELSS.50 Process Racks T.X.XIELRK.01 T X.XIELRK.02 T.X.XIELRK.03 T X.XIELRK 04 Protection channel wiri ng, safety-train
- wiring, and Non. safety train wiring within panel s 1PC1, 1PC2, IPC3, IPC4 will be in different wire bundles. These bundles will be separated to the maximum extent practicable.
3.3 00CtNENTATION 4
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Inspection Reports shall be processed in accordance with Reference 1.D.
3.4 NONCONFORMANCES Nonconformances shall. be documented and identified in accordance with Reference 1.E.
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INSTRUCTION 388UE REVIS3CN PAGE
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- TTYAS LIDLITIES GENERATING CC.
CPSES QI-QP-11.3-40 10 JUL 121983 6 of 9
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REVISICN PAGE
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3 ISSUE INSTMUCTICN REVISICN PAGE
. ma tmtmen nsNERATING CC.
-CATE NUMBER cpsEs QI-QP-11.3-40 10 JUL 12 1983 9 of 9 e
ATTAQ9Ef7 4
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A) M E AIA g) wmtIn Ap4CVED FIRE s ;P MATERIAL
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