ML20136B174

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Rev 1 to Instruction QI-QP-11.3-40, Class 1E Electrical Post-Const Verification
ML20136B174
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 09/20/1982
From:
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20136A539 List: ... further results
References
FOIA-85-59 QI-QP-11.3-40, NUDOCS 8601020463
Download: ML20136B174 (6)
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PAGE TaxAs urutsa osNERADNQ CC.

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CPSES

!SEP 101982l QI-QP-11.3-40 1

1 f6 PREPARED SY:

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CLASS 1E ELECTRICAL' ME i

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POST CONSTRUCTION APPROVED SY:

VERIFICATION D

APPROVED BY:

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1.0 REFEREMCES i

l 1-A CP-QP-11.3, " Electrical Inspection Activities" i

1-8 QI-QP-11.3-26

" Electrical Cable Installation Inspections" 1-C QI-QP-11.3-31. " Electrical Equipment Storage and Maintenance" 1-0 CPM-9.1, " Control of Nonpermanent Materials" l

1-E CP-QP-18.0, " Inspection Report" 1-F CP-QP-16.0, "Nonconformances and Deficiencies" 1-4 CP-QP-15.0, " Tagging Systems" gQhhhh 2.0 ENDAL 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 g

3.1 INSPECTION FREQUENCY AND SCOPE The frequency of inspection efforts shall be as directed within this instnJction, unless directed in writing otherwise, by the Quality Assurance / Quality Control General Supervisor.

The complexit of installations in an partic' alar area may vary, the min mum required inspection requency is as follows:

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REVISION

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TaxAs unurs5 GENERAUNG CO.

Casas QI-QP-11.3-40 1

SEP 10 1982 2 of 6 i

I A craft accompanied post construction verification walkdown shall be conducted by the Electrical QC Inspecton to determine the status of items.

Ali Class 1E cable, raceways and equipment installations within an area shall be inspected for the attributes as direcf.ed herein.

l 3.2 POST CONSTRUCTION VERIFICATION SHAU. CONSIST OF THE

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FOLLOWING INSPECTION CRITERIA:

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Where cable tray, cable or other electrical equipment is covered or coated, the documentation initiated by the applicable inspections shall be sufficient.

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3.2.1 Verify Cable Trav 1

l The QC Inspector shall perfone a visual inspection of all l

1 recousys to ensure that the trays are free of damage. Damage inspections shall consist of, but are not limited to, the l

j following:

j a.

Cable tray shall be free of burrs, rough edges, or

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foreign material.

l b.

Damage to Galvanized surfaces is to be repaired by I

I application of Salvanox or similar approved product.

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c.

Proper woriusanship has prevailed to ensure over-all quality product free of surface damage, warpage.

l bent side ratis, etc.

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d.

All cable pulling aids have been removed (i.e., rollers fish tape, tape rope, etc.).

3.2.2 Verify Conduit The QC Inspector shall perform a visual inspection, to j

the maximum extent possible without disassembly, of conduit raceways to ensure conduit is free from damage.

This inspection shall consist of, but is not limited to, the

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j following:

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a.

Conduit shall be f ree f rom burrs, rough edges or foreign materials.

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b.

Conduit bends shall not show excessive flattening or Interruption of the smooth bore of the conduit.

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.w IO8UE INSTRUCTION REVISION PAGE

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TEXA8 UT!UTIES GENERATING CC.

CPSES l

3 of 6 QI-QP-11.3-40 1

SEP 10 1982 l

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Excessive flattening is defined as that amount i

of flattening which reduces the conduit outside diameter by 251.

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c.

Damage to Galvanized surfaces shall be repaired with i

Galvanox or an engineering approved equal.

d.

Bushings, fittings, and hardware shall be in place and secure.

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e.

All cable pulling aids have been removed (i.e. fish tape, tape rope, etc.).

f.

Conduit cover, junction box, pull box and temination j

box covers and gaskats have been installed.

l 3.2.3 Verify Cable Installation The QC Inspector shall perfom a visual inspection of cable installations to ensure cables are free of damage.

This i

inspection shall consist of, but is not limited to, the following:

a.

Cables shall be free from damage and debris, i

b.

Cable bend radii have not been violated.

i c.

Cables are trained and properly secured with cable ties.

l d.

Power cable spacing has been maintained in accordance 4

with Reference 1-8.

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e.

Cable slack of 2 inch minimum is przvided at transition points between cable tray sections at different l

elevations and at conduit entries to cable trays and j

between category I structures.

l f.

Cable installed in trays shall be below side rails.

3.2.4 Verify Eauinment Installation i

The QC Inspector shall perfom a visual inspection to ensure that the installed equipment has not sustained damage and that good and proper workmanship has prevailed. This inspection

. l shall consist of, but is not limited to, the following:

I a.

Equipment has sustained no visible physical damage.

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QI-QP-11.3-40 1

SEP 10 158g b.

Covers shall be installed and conditions of gasket materials have not deteriorated or sustained damage.

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c.

Cables shall be properly trained, bundled and tied with ty-raps in a neat and orderly manner.

d.

Equipment is clean and free from debris.

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e. ' Storage and maintenance is being performed in accordance with the requirements of Reference 1-C and equipment is adequately protected.

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f.

Non permanent conditions have been clearly marked in j

accordance with Reference 1-0.

i Discrepancies noted during the post construction verification walkdoun will be documented on Attachment 2.

1 After all discrepancies noted on Attachment 2 have been l

resolved. they shall be reinspected to verify acceptability.

3.3 00C! MENTATION

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Inspection or reinspection results shall be documented on

! in accordance with Reference 1-E.

E:

Attributes listed on the Inspection Report (Attachment 1) are intended to be basic.

Any discrepancies not referenced in the Attributes shall be documented in the " Remarks" s ection.

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3.4 NONCONFORMANCIES AND DEFICIENCIES l

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Nonconformancies and deficiencies shall be handled in i

1 accordance with References 1-F and 1-G.

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NUM8ER CATE l

TEXAS UTluTIES GENERATING CC.

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CLASS 1E ELECTRICAL CATE l

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1.0 REFERENCES

1-A CP-QP-11.3, " Electrical Inspection Activities" I

1-B QI-QP-11.3-26. " Electrical Cable Installation. Inspections" 1-C QI-QP-11.3-31, " Electrical Equipment Storage and Maintahance"

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t 1-0 CPM-9.1, "Contml of Nonpermanent Materials" A %>

i 1-E CP-QP-18.0, " Inspection Report"

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1-F CP-QP-16.0,"Nonconformances" l

2.1="~""'j[igIORICAI FILE!

PURPOSE AND SCOPE f

This Quality Instmetion-supplements Reference 1-A and is i

established to verify the adequacy of installed Class IE equipment and systems at Comanche Peak Steam Electric Station.

3.0 INSTRUCTION l

3.1 INSPECTION FREQUENCY AND SCOPE i

The frequency of inspection efforts shall be as directed within this instruction, unless directed in writing otherwise, by the Quality Assurance / Quality Control General Supervisor.

l The complexity of installations in any particular area may I

l vary, the minimum required inspection frequency is as follows:

D 2.0B 4

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    • = WCCC CA

y INSTRUCTION I

REVISION PAGE i

TEXAS IJTILITIES GENERATING CO.

T QI-QP-11.3-40 2

JAN 0 7 IS03 2 of_9 A craft accompanied post constnJction verificatin e'ilkdown shall be conducted by the Electrical QC Inspp%;s o detesnine the status of items.

All Class 1E cable, raceways and equipment installations within an area shall be inspected for the attributes as directed herein.

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3.2 POST CONSTRUCTION VERIFICATION SHALL CONSIST OF THE FOLLOWING INSPECTION' CRITERIA:

NOTE:

Where cable tray, cable or other electrical equipment is covered or coated, the documentation initiated by the applicable inspections shall be sufficient.

3.2.1 Verify Cable Tray The QC Inspector shall perform a visual inspection of all raceways to ensure that the trays are free of damage. Damage inspections shall consist ofr but are not limited to, the

(

following:

a.

Cable tray shall be free of burrs, rough edges, or foreign material.

b.

Damage to. Galvanized surfaces is to be repaired by application of Galvanox or similar approved product.

c.

Proper wortamanship has prevailed to ensure over-all quality product free of surface damage, warpage, bent side rails, etc.

~

All cable pulling aids have been removed (i.e., rollers d.

i fish tape, tape rope, etc.).

3.2.2 Verify Conduit i

The QC Inspector shall perform a visual inspection, to the maximum extent possible without disassembly, of conduit raceways to ensure conduit is free from damage.

This inspection shall consist of, but is not limited to, the following:.

a.

Conduit shall. be free from burrs, rough edges or foreign materials.

i-b.

Conduit bends shall not show excessive flattening or Interruption of the smooth bore of the conduit.

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INSTRUCTION ISSUE REVISION PAGE TEXAS UTluTIES GENERATING CO.

07 E QI-QP-11.3-40 2

3 of 9 NOTE:

Excessive flattening is defined as that amount

, of flattening which reduces the conduit outside diameter by 251.

c.

Damage to Galvanized surfaces shall be repaired with Galvanax or an engineering approved equal.

d.

Bushings, fittings, and hardware shall be in place and secure.

e.

All cable pulling aids have been rercoved (i.e. fish tape, tape rope, etc.).

f.

Conduit cover, junction box, pull box and temination box covers and gaskets have been installed.

3.2.3 Verify Cable Installation The QC Inspector shall perform a visual inspection of cable

(

1r.stallations 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.

b.'

Cable bend radji have not been violated.

c.

Cables are trained and properly secured with cable ties.

d.

Power cable spacing has been maintained in accordance 1

with Reference 1-8.

l e.

Cable slack of 2 inch minimum is provided at transition points between cable tray sections at different elevations and at conduit entries to cable trays and between category I structures.

f.

Cable installed in trays shall be below side rails.

3.2.4 Verify Ecuioment Installation The QC Inspector shall perform a visual inspection to ensure that the installed equipment has not sustained damage and that good and proper workmanship has prevailed. This inspection I

shall consist of, but is not limited to, the following:

i a.

Equipment has sustained no visible physical damage.

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TEXAS UT1UTIES GENERATING CO.

QI-QP-11.3-40 2

4 of 9 b.

Covers shall be installed and conditions of gasket materials have not deteriorated or sustained damage..

f c.

Cables shall be prop rly trained, bundled and tied with ty-raps in a neat and orderly manner.

d.

Equipment is clean and free from debris.

e.

Storage and maintenance is being perfomed in acconiance with the mquirements of Reference 1-C and equipment is adequately protected.

f.

'Non permanent conditions have been clearly marked in accordance with Reference 1-0.

3.3 INTERNAL WIRING Separation between field mn redundant Class IE cables and Class 1E/Non-Class IE cables within equipment shall be maintained in accordance with the equipment specification.

i.

If the specification gives no separation requirements, the minimum separation distance between redundant Class 1E and Class 1E/Non-Class IE cables shall be greater than or equal to 6 inches.

In cases where the above separation criteria 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 4" of air space or thermal insulating i

material.

3.

A single barrier with a 1" maintained air space or thermal insulating material between the components or devices and the barrier.

Redundant Class IE circuits shall enter in separate apertures and teminate on separate terminal blocks or j

connectors as shown on G&H design drawings.

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Power supply feeds to instrument and control room-distribu-i tion panels shall be installed in solid enclosed raceways as shown on G&H design drawngs. (Example: conduit)

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INGT14UCTION REVISION NUMBER OT

. TEXA8 UT1UTIES GENERATING CO.

M E8 QI-qP-11.3-40 2

5 of S 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.

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NIS Cabinets T-X-NIELCA-01 (4 Cabinets)

Solid State Protection System T-X-ESELSP-01 (Logic & Output Cabinets only)

Solid State Protection System T-X-ESELTC-01 (Test Cabinets) i Upgrade Protection &

Suneillance T-X-XIELSS-50 Process Racks T-X-XIELRK-01 T-X-XIELRK-02 T-X-XIELRK-03

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T-X-XIELRX-04 Protection channel

wiring, safety-train
wiring, and Non-safety train wiring within panels IPC1, IPC2, IPC3, IPC4 will be in different wire bundles. These bundles will be separated to tie maximum extent practicable.

Discrepancies noted during the post constmetion verification ulkdown will be documented on Attachment 3.

After all discrepancies noted on Attachment 3 have been resolved, they shall be reinspected to verify acceptability.

4.0 00CIMENTATION The QC Inspector shall attach the applicable punchlist (Attachment 3) to the Inspection Report (Attachments 1 and 2).

Inspection of reinspection results shall be documented on Attachments 1 and 2 in accordance with Reference 1-E.

NOTE:

Attributes listed on the Inspection Report I

(Attactaients 1 and 2) are intended to be basic.

Any discrepancies not referenced in the Attributes shall be documented in the " Remarks" section.

4.1 NONCONFORMANCES Nonconformances shall be handled in accordance with

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References 1-F and 1-G.

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INSTRUCTION IN REVISICN PAGE NUMBER DATE TEXAS UTIUTIES GENEFIAT!NG CC.

CPSES JAN 0 7 1983' 6 of 9 QI-QP-11.3-40 2

ATTAC} MENT 1 4

CostafeCHE PEAst STEAas ELECTRIC STATIose esert w

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