Switch Gear and Protection
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Follow on Instagram for UpdatesSwitch Gear and Protection Syllabus — Unit-wise Content
The official GTU curriculum for Switch Gear and Protection (subject code 2182407) as prescribed for PE · Semester 8 divides the course into 3 units, covering 24 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (2182407)Unit 1 Introduction
- Types of Substation
- Substation Elements (Symbol
- Types of abnormal Conditions
- Trip Circuit & its operation
Unit 2 In Circuit Breakers
- Elementary principles of arc interruption
- Restriking Voltage and Recovery voltages. - Restriking Phenomenon
- Average and Max
- Numerical Problems
- Current Chopping and Resistance Switching
- CB ratings and Specifications: Types and Numerical Problems. – Auto reclosers
- Description and Operation of following types of circuit breakers: Oil Circuit breakers
- Air Break Circuit Breaker
- Air Blast Circuit Breakers
- Vacuum and SF6 circuit breakers
Unit 3 Principle of Operation and Construction of Attracted armature, Balanced Beam,
- induction Disc and Induction Cup relays
- Relays Classification: Instantaneous
- DMT and IDMT types
- Application of relays: Over current/ Under voltage relays
- Directional relays
- Differential Relays and Percentage Differential Relays
- Universal torque equation
- Distance relays: Impedance
- Reactance and Mho and Off-Set Mho relays
- Characteristics of Distance Relays and
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