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Checklist - Grounding Grid

This document is a checklist for technical submittals related to grounding grid and grounding equipment layout for HV substation projects. It outlines the required documents and details needed for submission, including grounding grid layout, design calculations, and equipment grounding details. Contractors must ensure all documents are compliant with the checklist and provide explanations for any non-applicable items.

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Sachin Francis
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92 views1 page

Checklist - Grounding Grid

This document is a checklist for technical submittals related to grounding grid and grounding equipment layout for HV substation projects. It outlines the required documents and details needed for submission, including grounding grid layout, design calculations, and equipment grounding details. Contractors must ensure all documents are compliant with the checklist and provide explanations for any non-applicable items.

Uploaded by

Sachin Francis
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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TECHNICAL SUBMITTAL’S CHECKLIST

FOR HV SUBSTATION PROJECTS

3.2-GROUNDING GRID AND GROUNDING EQUIPMENT LAYOUT AND DETAILS


Filling Date: / / .
PROJECT TITLE
PTS NO.
SUBMITTAL CODE CONTRACT NO.

INCLUDED
S.NO DESCRIPTION REMARKS
YES N/A NO
1 Grounding Grid Layout and details
2 Approved grounding design Calculations
Table indicating minimum information as follows: GPR value, step and
3 touch potential, grid resistance, number and size of earth rods, total
length and size of the conductor.
4 Grounding grid connection details
5 Earth pit details including sectional views
6 Sectional views indicating grid covering the whole substation area
Existing grounding grid layout in case of modification/extension (if
7
applicable)
8 Grounding Equipment Layout and Details
9 Table of Sizes of Equipment Grounding conductor
Details of the equipment grounding but not limited to the following:
Power Transformer, Auxiliary Transformer, Capacitor Bank, Surge
10
Arrester, GIS, PACU, Auxiliary AC/DC Panels, Control Panels, Protection
Panels, Cable Trays
Plan and sectional views indicating equipment grounding tape, earth
11
rods.
Existing equipment grounding layout in case of modification/extension
12
(if applicable)
13 PTS & TES-P-119.10 should be referred.
14 Pre-bid clarifications
15 Post-bid clarifications
16 Tender drawings requirements
17 Additional Requirements (if any)
BY SIGNING BELOW:
1-Contractor guarantees that all submitted documents are as per this check list, otherwise, Contractor is responsible to do all required
modifications without changing submittal’s revision number.
2-Contractor confirms that complete package of document submittal is stamped and signed by Contractor/Manufacturer.
3-Contractor should clarify and explain in the Remarks column if a particular document submittal is not applicable.

<NG Project Representative> <Contractor’s Name>


<Project Manager’s Name> <Project Manager’s Name>

Signature Signature & Stamp

Rev No. Submission Date Releasing Date Days taken to Reply by Contractor
0
1
2

Technical Submittal’s Checklist For HV Substation Projects, Rev. 00 Page 28 of 138


E&DD © 2018

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