Differential, REF and SEF protection of transformer. 

Bhai bahut achha samjaya hai.aur bhi vidio banana.👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻

Nice thank you it was very informative and very simple explanation

Great gyan Bhai

Many many thanks for your valuable knowledge sharing platform on RU-vid channel

Very good, nice explanation, so that very easy to understand.

Well explained

Nice explanation

Bahut badiya sir.. Now I'm completely understand

Nice ❤️❤️

Very good. Thanks 👍

Excellent video brother keep it up

Very nice video

Superb xplanation bro...thanks a lot✌️🙏🙏🙏🙏🙏

Very nice

Very Nice Explanation !!!

Best explanation ever

12 minities very well explain sir, thanky very help full vidoe

SEF and derive earth fault sath me le sakte hai?

Very good Explanation 👍👍

Very nice explanation bro...

Exactly right ...👍

Very nice explanation. My doubts are cleared on types of EF and their schemes 👍🏻

❤❤❤❤

The perfect explained ✔️✔️✔️

Nice explanation sir 👍..please make video as to why PTR bushings are shorted with thin wire while doing tandelta test...

Maja aa Gaya Dost ❤

Nice explanation sir

Kya baat hai❤❤❤❤🎉🎉

Better explanation required Good try

Thank you..... easy to understand

👌👌

Aapki videos bahut achi hoti h lekin voice bahut km hoti h

अगर 6.6kv brecker trip nahi hota to o fault current REF relay तक jayegahi .....to REF relay LVCB ko trip karega to SEF relay klnhi rahega to bhi calega?

Vary Good!!!!

👌

SEF bus section will also trip . Otherwise the same feeder may be fed from other other bus

Sir i can't neglect ur videos 🙏

👍

❤

Sir, you have said 6.6kv as incomer , it’s the outgoing side . Isn’t it?

10 % of rated means please explain

HV Star to LV star transformer me REF kaise behave kregi

Thank you sir

SEF mal operated in our substation.what is it's reason

33/6.6 he to LV or HV kese huva ye to step up transformar he to do no said HV aya ga

Sr kindly make a video on difference High differential and low differential protection. How do i decide in protection

CT choice kese hoga

Agar Delta delta hai toh usme REF protection relay aayegi ki nahin @Gyaan electrical

In my power plant SEF protection operated in transformer and outgoing feeder of 11 kv relay not showing any fault only transformer relay show then how to identify from which feeder fault came sir please guide us

We can use only ref, then why differential relay is used?

Please use mic..all video

Differencencil ke parameters btaye ji

Please explain SEF relay operation in detail

Aap Gujarat se lag rahe ho...

Def. M aapne CT ka connection hi galat bataya hai

Explain good good good good good

Thank you sir

Differencencil ke perameter bataye please