This document summarizes a lesson on transformer design that covers: 1) Indian Standards for power and distribution transformers according to IS 2026 Part 1. 2) An introduction to computer aided design software for drawing and analyzing transformers. 3) The lesson content included explanations of IS 2026 Part 1 standards, an introduction to AutoCAD design software, and a student evaluation with sample questions.

1. Unit 1: Transformer Design: Part 1
Session-05/36
Specifications of three phase transformers as per IS 2026 (Part I).
Introduction to computer aided design
Dr. Anand.V.Satpute
(Associate Professor)
Electrical Engineering Department,
MMCOE, Pune

2. Outline:
A. Attendance
B. Review of the previous session
C. Learning Outcomes of the session
D. Content
E. Student’s evaluation
F. Preparation for next session
G. Wrap up

3. B. Review of previous session:
Transformer auxiliaries such as tap changer, pressure
release valve, breather and conservator

4. C. Learning Outcomes of the session:
• Indian Standards for Power and Distribution Tmer..
• Drawing and Analysis of Tmer in Computer Aided Design Software.

5. D. Content:
Content Learning /
Methodology
Faculty
Approach
Typical Student
Activity
Skill/
Competency
Developed
Transformer IS 2026 part-1 and
Introduction to AUTOCAD
PPT
Explain Understand
Critical Thinking -
Observation

6. IS 2026 Part-1 of Transformer
IEC 60076-1: 2000
Part 1 General Instruction and Modification given by IEC
Part 2 Temperature-rise
Part 3 Insulation levels and dielectric tests
Part 4 Terminal markings, tappings and connections
Part 5 Ability to withstand short circuit
Part 7 Loading guide for oil-immersed power transformers
Part 8 Application guide
Part 10 Determination of sound levels

7. IS 2026 Part 1 of Transformer
https://drive.google.com/file/d/1T8AIETs1UZJAcjv2WEhOv-84LEUGwd9z/view?usp=share_link

8. Introduction to CADEM

9. Introduction to AutoCad

10. E. Student’s evaluation
Questions
1. CAD software available and which are free for students.
2. Total no of test to be performed under Routine Test.

11. • .
• Transformer Design
F. Preparation for Next Session:-

12. G. Wrap Up
In this lecture we have learned
∙ Specifications of three phase transformers as per IS 2026 (Part I)
∙ Introduction to Design Software