Which Type of Protection for Electrical Power Stations Provide Isolation

question 323

Multiple Choice

Which type of protection for electrical power stations provide isolation against a rise in potential of station ground and also provide drainage protection against longitudinally-induced voltages?

• A) Isolating transformers
• B) Neutralizing transformers
• C) Mutual drainage reactors
• D) Unit-type neutralizing transformers
• E) 2-winding neutralizing transformers

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