Ungrounded Neutral System

Ungrounded Neutral System: In an ungrounded neutral system, the neutral is not connected to the ground i.e. the neutral is isolated from the ground. Therefore, this system is also called…

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Important Questions of Neutral Grounding

Important Questions of Neutral Grounding: 1. What do you mean by grounding or earthing? Explain it with an example. 2. Describe ungrounded or isolated neutral system. What are its disadvantages?…

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Neutral Grounding in Power System Articles

Neutral Grounding in Power System Articles: Grounding or Earthing : The process of connecting the metallic frame (i.e. non-current carrying part) of electrical equipment or some electrical part of the…

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Neutral Grounding

Neutral Grounding: The process of connecting neutral point of 3-phase system to earth (i.e. soil) either directly or through some circuit element (e.g. resistance, reactance etc.) is called Neutral Grounding.…

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System Grounding

System Grounding: The process of connecting some electrical part of the power system (e.g. neutral point of a star-connected system, one conductor of the secondary of a transformer etc.) to…

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Principles of Power System Articles

Principles of Power System Articles: This Principles of Power System Articles which includes the following topics: Electrical Energy Definition Different Types of Energy Sources Unit of Energy Energy Efficiency Definition…

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Voltage Transformer Earthing

Voltage Transformer Earthing: In this method of neutral earthing, the primary of a single-phase Voltage Transformer Earthing is connected between the neutral and the earth as shown in Fig. 26.17.…

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Resonant Grounding

Resonant Grounding or Arc Suppression Coil Grounding: We have seen that capacitive currents are responsible for producing arcing grounds. These capaci­tive currents flow because capacitance exists between each line and earth.…

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