This course serves as the natural progression from Substation I, aimed at further enhancing the skills necessary to carry out various tasks within a substation. It specifically focuses on common transformer configurations to provide a comprehensive understanding of this vital component. The training covers the different components of power and distribution type transformers, including the insulating and cooling mediums commonly used. Additionally, the course explains the intricacies of common transformer configurations, equipping participants with the knowledge needed to effectively work with transformers in substation settings.

Course Objectives:

Upon completion of this course, the participant should be able to:

Explain the configuration and function of common equipment found in a substation.
Identify components of power and distribution type transformers, including common insulating and cooling mediums.
Describe and carry out AC tests performed on transformers.
Perform a nameplate exercise and calculate the turns ratio of transformer wiring
Summarize ASTM requirements for testing and sampling gas and oil in transformers.
Outline storage battery maintenance.

Who Should Attend?

This hands-on course is intended for apprentices, technicians, and engineers responsible for the maintenance and testing of industrial and utility substations.

Course Outlines:

Types of Substations and Test Requirements

Substations Parts & Equipment - Major Components
Relay Connections
Earth Fault Protection and Overcurrent Protection
Transformers Function
Test Instrument Calibration
Test Equipment Used (Instrumentation & Control Systems in the Process)

Substation Commissioning

Pre-commissioning and Cold Commissioning
Start-up and Hot Commissioning
General Preparations before Acceptance of Plant
Completion of Erection
Mechanical Checks & Tests
High Potential Testing Procedure

Substation Grounding Systems

Reasons for Substation Grounding System
Substation Earthing Calculation
Components of a Substation
Racking & Routing Installation Detail
Panel Layout
Megger Test

Qualifications of Testing Organizational & Personnel

Division of Responsibility
Power System Studies
Substation Control & Automation
System Elements and Requirements
HMI-Based and RTU-Based Topologies
Substation Automation Functionality

Basic Fault Calculations

Need for Protection
Faults, Types & Effects
Simple Calculations of Short Circuits
Medium Voltage Switchgear Circuit Breakers
Air Blast, SF6 and Vacuum Circuit Breakers Operating Mechanisms
Insulation Testing & Maintenance

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