1. DARSHAN INSTITUTE OF ENGINEERING & TECHNOLOGY ELECTRICAL ENGINEERING DEPARTMENT
TOPIC: TRANSFORMER-BASICS
ENROLLMENT NO:
SUBJECT NAME: DC MACHINE & TRANSFORMER
SUBJECT CODE:

2. Module-3 Transformer

3. Transformer

4. Transformer

5. Transformer

6. Location of Transformer in Electrical Network

7. Location of Transformer in Electrical Network

8. Different Component System in Transformer
Electrical Circuit
Magnetic Circuit
Mechanical Parts
Miscellaneous

9. Classification of Transformer
Based on construction
Core type
Shell type
Berry type
Based on no. of phases
Single phase
Three phase
Based on operation
Step-up
Step-down

10. Classification of Transformer
Based on isolation media
Air (Dry type)
Oil immersed
Based on cooling media
ONAN (Oil Natural Air Natural)
ONAF (Oil Natural Air Forced)
Based on installed location
Power Transformer
Station Transformer
Distribution Transformer
Instrument Transformer

11. Working Principle of Transformer

12. Working Principle of Transformer

13. Working Principle of Transformer

14. Core type Transformer

15. Core type Transformer

16. Core type Transformer

17. Core type and Shell type Transformer

18. Core type and Shell type Transformer

19. Core type and Shell type Transformer

20. Core type and Shell type Transformer

21. Core type and Shell type Transformer

22. Shell type Transformer

23. Berry type Transformer

24. Core Laminations

25. Core Laminations

26. Core Laminations

27. Core Laminations

28. Core Laminations

29. Core Laminations

30. Core Laminations

31. Core Sections (Stepped Core)

32. Core Sections (Stepped Core)

33. Core Sections (Stepped Core)