Three-Phase Transformers and Configurations

Three-Phase Transformers and Configurations

Assessment

Flashcard

Construction

Professional Development

Hard

Created by

Wayground Content

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12 questions

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1.

FLASHCARD QUESTION

Front

What is the most common method utilized by utility companies for three-phase services? Options: Single-phase transformer, Interconnecting three single-phase transformers, Two-phase transformer, None of the above.

Back

Interconnecting three single-phase transformers

2.

FLASHCARD QUESTION

Front

Fill in the blank: A three-phase transformer unit is basically three single-phase transformers inside a ______.

Back

Single tank

3.

FLASHCARD QUESTION

Front

Fill in the blank: The kVA rating of the transformer is clearly printed on the ______.

Back

Front

4.

FLASHCARD QUESTION

Front

What is the responsibility of the lineworker according to the text?

Back

Confirming transformer nameplate information

5.

FLASHCARD QUESTION

Front

What is the purpose of the transformer nameplate according to the text?

Back

To indicate transformer sizes in kVA

6.

FLASHCARD QUESTION

Front

In a three-phase transformer, which coil is always positive? H-1, H-2, X-1, X-3

Back

H-1

7.

FLASHCARD QUESTION

Front

Fill in the blank: Transformers with a primary rating of 8,660 volts and below will be rated ______ polarity.

Back

Additive

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