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Phase Protection Relays WHAT WE WILL LEARN 1. We will learn what a phase (motor) protection relay is and its internal structure. 2. We will learn how a phase (motor) protection relay works. 3. We will learn how it is used in the continuous duty circuit of phase (motor) protection asynchronous motor. OTHER VIDEOS; 1. Automatic Fuse Link: • Automatic Fuse 2. Panel Design and Assembly - Lesson 1: Operating Principle of Contactor and Intermittent Operation of Asynchronous Motor Link: • Panel Design and Assembly - Lesson 1: Con... 3. Panel Design and Assembly - Lesson 2: Sealing and Continuous Duty Circuit of Asynchronous Motor Link: • Panel Design and Assembly - Lesson 2: Engineering... 4. Panel Design and Assembly - Lesson 3: Overcurrent Relay and Its Operation in AC Motor Circuit Link: • Panel Design and Assembly - Lesson 3: Over...