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NG SCT 20.01

Site Commissioning Tests - Current Transformers Mangnetisation Tests

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Organization: NG
Publication Date: 1 April 2014
Status: active
Page Count: 11
scope:

PURPOSE AND SCOPE

This document contains the site commissioning tests to be performed on Current Transformers in National Grid (NG) substations.'

Document History

NG SCT 20.01
April 1, 2014
Site Commissioning Tests - Current Transformers Mangnetisation Tests
PURPOSE AND SCOPE This document contains the site commissioning tests to be performed on Current Transformers in National Grid (NG) substations.'

References

This document references:
NG CH 06 - Commissioning Handbook - Current Transformers
Published by NG on October 1, 2013
Purpose This Handbook describes the tests to be carried out on current transformers during both stage 1 and stage 2 commissioning (TP106). The purpose of the CT commissioning tests is to prove that...
This document references:
NG TS 3.02.04 - National Grid Technical Specifications - Current Transformers for Protection and General Use
Published by NG on December 1, 2015
PURPOSE AND SCOPE This document defines the functional and performance requirements for current transformers (CTs) for protection and general use on the National Grid (NGET) Electricity Transmission...
This document is referenced by:
NG CH 19 - Commissioning Handbook - Primary and Secondary Injection of Double Wound Transformers and their Main Protections
Published by NG on January 1, 2003
PURPOSE The purpose of this procedure is to provide a model process for the checks and tests to be performed on double or triple wound power transformers. It specifies minimum requirements and may be...
This document is referenced by:
NG CH 25 - Commissioning Handbook - Primary and Secondary Injection of Reactors and their Main Protections
Published by NG on December 1, 2006
PURPOSE The purpose of this procedure is to provide a model process for the checks and tests to be carried out when commissioning reactor protection. It specifies minimum requirements and may be...
This document is referenced by:
NG CH 20 - Commissioning Handbook - Settings Loading Verification Test
Published by NG on June 1, 2015
PURPOSE The purpose of this procedure is to provide a model process to detail the checks and tests to be performed when undertaking a settings loading verification test. It specifies the minimum...
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