#transformer essentials p2
![DGA Course – e-lesson #3 – Sampling oil for DGA, consideration on frequencies and sampling safety aspects- part II DGA 3rd lesson](https://transform.zgisoft.com/files/DGA-3rd-lesson-illustration-850-x-400.jpg)
DGA Course – e-lesson #3 – Sampling oil for DGA, consideration on frequencies and sampling safety aspects- part II
Available on-demand
![Transformer Oil Course – e-lesson #3 – International Oil Standards – Basic Concepts and Key differences Transformer oil course - e-lesson #3](https://transform.zgisoft.com/files/Transformer-oil-course-e-lesson-3-illustration-850-x-400.jpg)
Transformer Oil Course – e-lesson #3 – International Oil Standards – Basic Concepts and Key differences
Available on-demand
![DGA course – e-lesson #2 – Sampling oil for DGA, consideration on frequencies and sampling safety aspects Image courtesy by Končar D&ST](https://transform.zgisoft.com/files/illustration-850-x-400-3.jpg)
DGA course – e-lesson #2 – Sampling oil for DGA, consideration on frequencies and sampling safety aspects
Available on-demand
![An Introduction to Transformer Oil – A brief overview of transformers based on insulation systems Transformer oil - e-lesson #1 - illustration 850 x 400](https://transform.zgisoft.com/files/Transformer-oil-e-lesson-1-illustration-850-x-400.jpg)
An Introduction to Transformer Oil – A brief overview of transformers based on insulation systems
Available on-demand
![Design of distribution transformers – e-lesson #2 – Line Frequency Oil Transformer Design of Distribution Transformers course - e-lesson #2](https://transform.zgisoft.com/files/Design-of-Distribution-Transformers-course-e-lesson-2-850-x-400-illustration.jpg)
Design of distribution transformers – e-lesson #2 – Line Frequency Oil Transformer
Available on-demand
![Design of Distribution Transformers – e-lesson #1: Introduction – Mutual inductance phenomenon Design of Distribution Transformers - e-lesson #1 - 850 x 400](https://transform.zgisoft.com/files/Design-of-Distribution-Transformers-e-lesson-1-850-x-400.png)
Design of Distribution Transformers – e-lesson #1: Introduction – Mutual inductance phenomenon
Available on-demand
![Online Assessment and Management of Water in Transformers: e-lesson #1 – Fundamentals of water in transformers Online Assessment and Management of Water in Transformers e-lesson #1 - 850 x 400](https://transform.zgisoft.com/files/Online-Assessment-and-Management-of-Water-in-Transformers-e-lesson-1-850-x-400.jpg)
Online Assessment and Management of Water in Transformers: e-lesson #1 – Fundamentals of water in transformers
Available on-demand