Selasa, Maret 23Informasi Jadwal / Schedule Online Training 2020 - 2021

Training HV And LV Switchgear

Pelatihan HV And LV Switchgear

Course Introduction:

This Switchgear Electrical Circuit Breakers – Maintenance training course will discuss Application, Installation, Maintenance and Testing issues related to Low-, Medium- and High-Voltage Switchgear and Electrical Circuit Breakers. The course will provide the delegates with a solid understanding of switchgear theory and standards. The course will also make delegates aware of issues concerning the proper application, installation and maintenance of these types of equipment with a strong emphasis on safety. The course will cover a wide range of material starting from the basics and moving on to more complex issues

This course provides an overview of Power System Design and Theory, focusing on the power distribution electrical circuit breakers used in common utility, industrial, commercial and institutional applications. Basic electrical circuit breaker construction, electrical safety, and common circuit breaker maintenance techniques are the major components of this course.

Course Objectives:

This course is designed to enable participants to:

  • List the voltage convention classifications used in this course.
  • Describe Switchgear Construction.
  • Describe a Ground Fault Relay System.
  • Describe the three basic types of Low and Medium voltage circuit breaker contacts.
  • Describe the molded case Circuit Breaker

Who Should Attend?

This course is recommended for skilled Trades, Supervisors, Foremen, Technicians anyone involved in the Maintenance of Switchgear.

Course Outline:

INTRODUCTION OF SWITCHGEARS PRINCIPLES AND APPLICATIONS

1.1       Safety & Electricity  safety roles

1.1.1    What Is Electricity?

1.1.2    Electrical Hazards

1.1.3    Effects of Electric Current On Human Body

1.1.4    Energized Work

1.1.5    Electrical Accidents &Personal Protective Equipment

1.2       General Introduction

1.3       Basic Components of  Electric  Power System

1.4       Types of Substations (Transmission and Distribution)

1.5       Switchgear Drawings

1.6       Switchgear Ratings

1.7       Difference Between Switchgear & Switchboards

1.8       Types of HV Isolators, Switches and Circuit Breakers

1.9       Distribution Layout and Configuration

1.10    Distribution System Configuration:

1.10.1       Radial

1.10.2       Loop (ring)

1.10.3       Network

1.10.4       Primary Selective

1.11    Standard Device Function Numbers

1.12    Substation Equipments

1.13    Major elements of distribution system

1.14    Switchgear Factory Testing

1.15    Short Circuit Current Estimation

CIRCUIT BREAKER OVERVIEW

2.1       Purpose/application

2.2       Principle of Switchgear

2.3        Location of Switchgear, Sub – Station Equipment

2.4       Types of Switchgears – LV metal clad switchgear and Motor Control Centers (MCC)

2.5        Low voltage circuit Breakers classification, Rated quantities, types of releases and tests.

2.6       Circuit Breaker Construction

2.7       Circuit Breaker Operation

2.8       Circuit Breaker Control

2.9       Modern  ( LV – MV –  HV ) Switchgear

2.10    Personnel and Equipment Safety Factors

CIRCUIT BREAKER MAINTENANCE

3.1       Function of Circuit breakers

3.2       Arc Phenomena and Circuit Interruption

3.3       EHV Gas Insulated Switchgear

3.4       Modern Vacuum Distribution Switchgear

3.5       Modern SF6 Distribution Switchgear

3.6       Other Type of Circuit Breakers

3.6.1         Air Circuit Breakers

3.6.2         Oil Circuit Breakers

3.6.3         Synchronies Circuit Breakers

3.6.4         Dc Circuit Breakers

3.7      Maintenance frequencies

3.8      Inspection

3.9      Testing

3.10    Interpreting test results

3.11    Troubleshooting and repair

SF6 CIRCUIT BREAKERS

4.1       SF6 – Gas Properties.

4.2       SF6 – Metal enclosed Switchgear.

4.3       SF6 – Apparatus and Components.

4.4       SF6 – Circuit Breakers.

4.5       Insulation Coordination and over Voltage Protection.

4.6       Handling, Maintenance, Inspection and Testing.

4.7       General Design Considerations.

4.8       SF6 Testing

4.9       Troubleshooting

GROUNDING

5.1       Principles of grounding

5.2       Grounding procedures

5.3       Ground and test device

PROTECTIVE EQUIPMENT & INSTRUMENT TRANSFORMERS

6.1       Potential Transformers ( PT )

6.2       Current Transformers    ( CT )

6.3       Transformer Differential Protection

6.4       Motor Protection

SWITCHGEAR MAINTENANCE

7.1       Operation of Switchgear Devices

7.2       Preventive Maintenance

7.3       Testing

7.4       Corrective Maintenance

CIRCUIT BREAKER MAINTENANCE, CARE & TESTING

8.1     Mechanical Inspections

8.2     Contact Resistance Tests

8.3      Insulation Resistance Tests

8.4      Insulating Gas and Oil Analysis

8.5      Travel Analysis

EQUIPMENTS RELATED TO SWITCGEARS

9.1  Transformer Construction

9.1.1      Tank

9.1.2      Core, Coils, Types and Ratings

9.1.3      Bushings

9.1.4      Tap Changers

9.1.5      Factory Testing

9.1.6      Dry, Oil and Liquid Filled Types

9.2   Auxiliary Equipment

9.2.1       Gas Relays

9.2.2        Fans and Pumps

9.2.3        Gauges

9.2.4        Tap Changer Controls

9.3     Failure Causes

9.3.1      Detailed analysis of several case histories

9.3.2      Lightening

9.3.3      Oil Decay

9.3.4      Component Failures

9.3.5     Internal Faults

9.3.6     External Faults

9.4    Testing Practices & Standards

9.4.1         Oil Analysis

9.4.2         Electrical Testing

9.4.3         Insulation Resistance and Polarization Index Tests

9.4.4         Turns Ratio, Excitation Current and Polarity Testing

9.4.5         Capacitance and Power Factor Testing

9.4.6         Winding Resistance Tests

BATTERIES AND CHARGERS

10.1  Types of station batteries

10.2  Batteries Constriction

10.3  Lead Acid   Batteries Advantages and Disadvantages

10.4  Maintenance

10.5  Inspection

10.6  Testing

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General Notes

  • All our courses can be facilitated as Customized In-House Training course.
  • Course duration is flexible and the contents can be modified to fit any number of days.
  • As for Open Enrolment Courses, we offer our clients the flexibility to chose the location, date, and time and our team of experts who are spread around the globe will assist in facilitating the course.
  • The course fee includes facilitation, training materials, 2 coffee breaks, buffet lunch and a Certificate of successful completion of Training.
  • FREE Consultation and Coaching provided during and after the course.

VENUE 

Yogyakarta, Jakarta, Bandung, Bogor, Cirebon, Solo, Semarang, Surabaya, Malang, Bali, Lombok, Samarinda, Balikpapan, Banjarmasin, Pontianak, Makassar, Medan, Palembang, Lampung, dll serta Timor Leste, Thailand, Singapore , Kuala Lumpur.  (dengan harga dan minimal kuota yang berbeda)

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