Restricted Earth Fault Protection in Tamil/REF Relay working
In this Video How REF-Restricted earth fault relay of Transformer and alternator
REF Restricted earth fault relay, purpose of REF relay
Restricted earth fault protection of transformer
Restricted earth fault protection of alternator
Restricted earth fault protection of Generator
REF relay in transformer
REF relay working principle
Part-2 Video
1.Restricted earth Fault relay connection - How to connect the earth fault relay
2.Restricted Earth fault relay working principle in Tamil with animation
3.Restricted Earth fault relay setting calculation
4.Selection of Line CT and NCT Ratio in Restricted earth fault relay protection
5.Stabilizing resistor in Restricted earth fault protection with calculation
6.Selection RFE Relay voltage and current setting
7.REF rely working animation
8.Metrosil and stabilizing resistor in restricted earth fault relay
9. REF protection of transformer, REF protection calculation


#TransformerProtection#
Electrical Distribution System Basics in Tamil
https://youtu.be/NX5IsuHFJuw

CT-Current transformer Basics
https://youtu.be/ZPmjEu0gKq8



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Here you can find a videos for industrial equipment basic working principle & efficient Operation maintenance in Tamizh(Tamil) with simple animation.
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#REF#TransformerProtection#RestrictedEarthFault#