CT Primary injection Testing Part 1

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Elite Engineering

57:22

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1. Introduction

1. Introduction.mp4

07:17

2. Primary and secondary sides of the current transformers

1. Primary and secondary sides of the current transformers.mp4

06:18

3. CT Box, CT Panel, LCC Panel, C&P Panels

1. CT Box, CT Panel, LCC Panel, C&P Panels.mp4

09:02

4. Concept of CT Loop

1. Concept of CT Loop.mp4

03:50

5. Polarity Marking of Current Transformer

1. Polarity Marking of Current Transformer.mp4

04:09

6. Determining the direction of current flow

1. Determining the direction of current flow.mp4

04:06

7. Explaination of CT polarity towards bus and line

1. Explanation of CT polarity towards bus and line.mp4

03:22

8. Multi Core and Multi Ratio CTs

1. Multi Core and Multi Ratio CTs.mp4

03:46

9. Distinct Purposes, Protection Cores and Metering Cores in Current Transformers

1. Distinct Purposes, Protection Cores and Metering Cores in Current Transformers.mp4

08:07

10. Understanding CT Ratio, The Relationship Between Primary and Secondary Current

1. Understanding CT Ratio, The Relationship Between Primary and Secondary Current.mp4

04:05

11. Current Transformer Circuit Shorting and grounding facility

1. Current Transformer Circuit Shorting and grounding facility.mp4

03:20

Description

Do’s and Don’ts while performing the primary injection testing in a substation, Electrical Power Engineering

What You'll Learn?

Gain a deep understanding of primary injection testing and its significance
Explore the primary and secondary sides of a current transformer
Familiarize yourself with essential terminology and key concepts used in current transformer commissioning
Learn about current transformer terminal boxes, junction boxes, and local control cubicles for enhanced connectivity and control
Comprehend the current transformer loop and its verification procedure
Unveil the importance of polarity marking in current transformers for accurate connection and measurement
Understand the distinct purposes of protection cores and metering cores within multi-core current transformers
Recognize the role of low voltage compartments and CT loops in medium voltage switchgear
Grasp the relationship between primary and secondary currents through CT ratio analysis
Comprehend the current transformer circuit shorting and grounding facility and its significance in practical applications.

Who is this for?

Engineers, Technicians, Students

What You Need to Know?

Basics of engineering

More details

Description
Welcome to the comprehensive online course on primary injection testing and current transformers! In this course, you will gain valuable insights into the essential concepts, terminology, and practical applications related to current transformers (CTs) and their commissioning in power systems.
Led by an experienced Electrical Engineer with over 20 years of expertise in various fields such as operation and maintenance, testing, project management, and commissioning, this course provides a wealth of knowledge for both aspiring and practicing professionals in the electrical industry.
The course begins with an introduction to primary injection testing and explores the primary and secondary sides of a current transformer. You will learn about the crucial terminology and key concepts used by Protection Engineers during CT commissioning. Topics covered include the wiring hub for CT secondary connections, dedicated CT panels for enhanced connectivity and control, centralized control and monitoring through Local Control Cubicles (LCC) panels, and the verification procedure for the current transformer loop. Additionally, you will uncover the significance of polarity marking in current transformers to ensure accurate connection and measurement.
Moving forward, the course delves into the realm of multi-core current transformers. You will discover the distinct purposes of protection cores and metering cores within CTs, including overload protection, fault detection and clearing, coordination with protective relays, accurate current measurement, power quality monitoring, data logging, and recording. The importance of low voltage compartments and CT loops in medium voltage switchgear will also be elucidated.
Understanding the CT ratio and its relationship between primary and secondary currents is a critical aspect of current transformer applications, which will be thoroughly explained in this course. Furthermore, you will gain insights into the current transformer circuit shorting and grounding facility, allowing you to comprehend their significance in practical scenarios.
By the end of this course, you will have developed a comprehensive understanding of primary injection testing, current transformers, and their vital roles in power systems. You will possess the knowledge and skills necessary to effectively commission and maintain current transformers, ensuring the accurate and reliable measurement and protection of electrical currents in various applications.
Join this course now to embark on a transformative learning journey that will enhance your professional expertise and empower you to excel in the field of current transformers and protection engineering.
What Students Will Learn:
Gain a deep understanding of primary injection testing and its significance
Explore the primary and secondary sides of a current transformer
Familiarize yourself with essential terminology and key concepts used in current transformer commissioning
Learn about current transformer terminal boxes, junction boxes, and local control cubicles for enhanced connectivity and control
Comprehend the current transformer loop and its verification procedure
Unveil the importance of polarity marking in current transformers for accurate connection and measurement
Understand the distinct purposes of protection cores and metering cores within multi-core current transformers
Recognize the role of low voltage compartments and CT loops in medium voltage switchgear
Grasp the relationship between primary and secondary currents through CT ratio analysis
Comprehend the current transformer circuit shorting and grounding facility and its significance in practical applications.
Best Regards
Who this course is for:
Engineers, Technicians, Students

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Elite Engineering is an engineering academy that is formed by professional with experience in the field of electrical, substation, power transformers, power plants, transmission lines, project management, errection, installation & testing & commissioning.Trainers have up to 20 years of field experience at various voltage levels starting from low voltage, 11kV, 33kV, 66kV, 132kV, 220kV, 380kV, 500kV AC system & 660kV HVDC voltage level. Experienced gain while serving in Middle East, EU, South Asia while serving several companies like Saudi Electricity, Saudi Aramco, SABIC, Marafiq, Siemens, ABB, Alstom, AREVA.Excellent knowledge and delivering the theory and practical concept with such an ease. Trainer possesses strong competency in power plant and substation secondary system, scheme like busbar protection, breaker failure protection, substation automation, transformer differential, substation schemes lines/transformer/reactor/busbar, testing & commissioning of relays, scheme testing, testing of GIS/AIS substation equipment, testing of generator protection, on site trainings.

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