EE6702 Protection and Switchgear Syllabus Notes Question Papers Question Bank with answers

EE6702 Protection and Switchgear Syllabus Notes Question Papers 2 Marks with Answers Question Bank with answers Anna University EE6702 PSG Notes Syllabus 2 Marks with answers EEE 7th Semester - Regulation 2013 7th Semester Syllabus Notes

Anna University EE6702 Protection and Switchgear Notes Syllabus 2 marks with answers Part A Question Bank with answers Key

Anna University EE6702 Protection and Switchgear Syllabus Notes 2 marks with answer is provided below. EE6702 Notes Syllabus all 5 units notes are uploaded here. here EE6702 PSG Syllabus notes download link is provided and students can download the EE6702 Syllabus and Lecture Notes and can make use of it.


Anna University Regulation 2013 Notes Syllabus Question Papers Question Banks -Rejinpaul

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EE6702 PROTECTION AND SWITCHGEAR SYLLABUS REGULATION 2013
UNIT I PROTECTION SCHEMES
Principles and need for protective schemes – nature and causes of faults – types of faults – fault current calculation using symmetrical components – Methods of Neutral grounding – Zones of protection and essential qualities of protection – Protection schemes.

UNIT II ELECTROMAGNETIC RELAYS
Operating principles of relays - the Universal relay – Torque equation – R-X diagram – Electromagnetic Relays – Overcurrent, Directional, Distance, Differential, Negative sequence and Under frequency relays.

UNIT III APPARATUS PROTECTION
Current transformers and Potential transformers and their applications in protection schemes - Protection of transformer, generator, motor, busbars and transmission line.

UNIT IV STATIC RELAYS AND NUMERICAL PROTECTION
Static relays – Phase, Amplitude Comparators – Synthesis of various relays using Static comparators – Block diagram of Numerical relays – Overcurrent protection, transformer differential protection, distant protection of transmission lines.

UNIT V CIRCUIT BREAKERS
Physics of arcing phenomenon and arc interruption - DC and AC circuit breaking – re-striking voltage and recovery voltage - rate of rise of recovery voltage - resistance switching - current chopping - interruption of capacitive current - Types of circuit breakers – air blast, air break, oil, SF6 and vacuum circuit breakers – comparison of different circuit breakers – Rating and selection of Circuit breakers.
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