Method Statement For Modification/recommissioning Of Lv Motor Control Centres At Um-qasr

IRAQ GATES CONTRACTING COMPANY Method Statement for Modification/Recommissioning of LV Motor Control Centres at Um-Qasr

Rev: A

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Method Statement for Modification/Recommissioning of LV Motor Control Centres at Um-Qasr

A REV

11-Nov-2018 DATE

Issued for Review

M.S

W.A

DESCRIPTION

PREPARED BY

REVIEWED BY

APPROVED

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IRAG GATES CONTRACTING COMPANY

Method Statement for Switchgear recommissioning at Um-Qasr XXXXXXXXXXXXX

Rev: A Doc. Cat.

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TABLE OF CONTENTS 1.

Introduction

2.

Definitions

3.

Abbreviations

4.

Methodology

5.

MTO

6.

HSE Requirements

7.

Attachments

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IRAG GATES CONTRACTING COMPANY

Method Statement for Switchgear recommissioning at Um-Qasr XXXXXXXXXXXXX

Rev: A Doc. Cat.

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Method Statement for Switchgear Recommissioning at Um-Qasr 1. Introduction As part of BGC development plan, Work Order (WO-026) to perform Refrigerated Export (Method of Statement for Modification/Recommissioning of LV Motor Control Centres at Um-Qasr) At Storage Terminal has been issued to IGCC. This Method Statement, aims to provide sufficient definition for Refrigerated Export Project (Method of Statement for Modification/Recommissioning of LV Motor Control Centres at Um-Qasr) Storage Terminal. Its intent is to also facilitate implementation in a safe and efficient manner and for all involved parties to understand the risks, roles and responsibilities associated with the Modification/Recommissioning of LV Motor Control Centres.

2. Definitions COMPANY

BGC (Basra Gaz Company)

PROJECT

Refrigerated Export Project Electrical service &Distribution work at Um-Qasr.

CONTRACTOR

(IGCC) Iraq Gates Contracting Company

WORK

Shall mean all and any of the work andor services andor materials required to be provided by the CONTRACTOR under contract with COMPANY.

SHALL AND MUST

Indicates mandatory requirements.

SHOULD

Indicates that a provision is not mandatory but recommended as good practice.

3.

Abbreviations

Abbreviation

Definition

SOW

Scope of Work

BGC

Basra Gas Company 3 OF 7

IRAG GATES CONTRACTING COMPANY

Method Statement for Switchgear recommissioning at Um-Qasr XXXXXXXXXXXXX

Rev: A Doc. Cat.

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4. Methodology 4.1 Engineering Phase - Preparation and Submission of Method Statement. - Preparation and Submission of all HSE Deliverables.

4.2 Procurement Phase - N/A

4.3 Mobilization Phase - Transportation to site all Manpower & Equipment.

4.4 Prior to Start the Works - Having valid PTW with approved method statement. - Having TBT before start the work Explain the steps of work. - Area Barricaded with warning signs. - Only qualified team maintain these works. - identifying fixed team names at all site electrical services. 4.4.2 MCC Modification/Recommissioning: 4.4.2.1 Preparation Works: - Verify that each incoming cable that must have 0 voltage and all main incomers rack out. - Prepare all related documents and approved by BGC. - Be sure that all grounding system tested and connected to main earthing grid. - Using earth stick that connected to trusted earthing system. - Be sure that all testing equipment's are connected to trusted earthing grid before start the test. - Be sure that all control signal that connected to main control room are disconnected avoiding the false operation. 4 OF 7

IRAG GATES CONTRACTING COMPANY

Method Statement for Switchgear recommissioning at Um-Qasr XXXXXXXXXXXXX

Rev: A Doc. Cat.

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- Test the main earthing grid before start commissioning activities to achieve Trusted grounding risers used during commissioning. - Be sure that all the area is surrounded by caution tape. - Use the right hand tools, be sure that all tools are especially for electrical works. - Using temporary indoor lighting at the working site if required.

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IRAG GATES CONTRACTING COMPANY

Method Statement for Switchgear recommissioning at Um-Qasr XXXXXXXXXXXXX

Rev: A Doc. Cat.

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4.4.2. Commissioning works: - Perform LV circuit breaker rack out. - Clean all contact in C.B - Check the LV circuit breaker closing and opening, charging circuit, manually. - Perform the insulation resistance of circuit breaker with bus bars when at: * Close position R/S, T, G to ground S/R, T, G to ground T/R, S, G to ground - Preform DC contact test for circuit breaker (closed position). Using primary injection current Omicron CPC100. - preform overload test MCCB using primary injection CPC100. - Perform control circuit cold loop check according to vendor drawing. - Perform the insulation resistance, continuity test for control cables between MCC & DCS building after the modification. - Check the LCS cables insulation, continuity, functionally check. - Arrange all testing formats and necessary documents as hand over package. - System interlock door checking with operation of MCCB. - check functionality of ammeter by injecting primary current to Metering-CT by using CPC100.

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IRAG GATES CONTRACTING COMPANY

Method Statement for Switchgear recommissioning at Um-Qasr XXXXXXXXXXXXX

Rev: A Doc. Cat.

EXT

5. MTO N/A

6. HSE Requirements 

Site Induction.



Using LOTO for the Motor Control Centre.



Preparation of first aid kits and fire extinguishers for emergency case.



HITRA, JHA & PTW, including approved Method of Statements.



Ensure to connect a local earth equipment, if practicable. The case earth must remain connected to the system earth in order to maintain an acceptable single earth potential



PPE Requirement:



Use suitable barriers, barricades and warning signs on both sides of man lift to prevent access to the working zone by persons not involved. If there is any danger of exposing the public or staff to energized conductors or equipment a safety observer must be used.



Housekeeping.

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