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Questions and Answers
Questions and Answers
Which type of transformer provides the final voltage transformation in the electric power distribution system?
Which type of transformer provides the final voltage transformation in the electric power distribution system?
- Service transformer
- Step-up transformer
- Distribution transformer (correct)
- Power transformer
What is the maximum rating for distribution transformers as per some national standards?
What is the maximum rating for distribution transformers as per some national standards?
- 200 kVA
- 100 kVA
- 500 kVA
- 5000 kVA (correct)
What are distribution tap pad-mount transformers?
What are distribution tap pad-mount transformers?
- Transformers that are mounted on the ground
- Transformers that are mounted on a utility pole
- Transformers that are used in step-up voltage transformation
- Transformers that are mounted on concrete pads and locked in steel cases (correct)
Distribution transformers are responsible for stepping up the voltage used in the distribution lines to the level used by the customer.
Distribution transformers are responsible for stepping up the voltage used in the distribution lines to the level used by the customer.
Distribution transformers can be mounted on concrete pads and locked in steel cases if the distribution lines are located at ground level or underground.
Distribution transformers can be mounted on concrete pads and locked in steel cases if the distribution lines are located at ground level or underground.
Reducing iron losses is not important for distribution transformers since they are only energized when carrying a load.
Reducing iron losses is not important for distribution transformers since they are only energized when carrying a load.
What is the purpose of a distribution transformer in the electric power distribution system?
What is the purpose of a distribution transformer in the electric power distribution system?
What is the maximum rating for distribution transformers according to some national standards?
What is the maximum rating for distribution transformers according to some national standards?
Why are distribution transformers mounted on concrete pads and locked in steel cases if the distribution lines are located at ground level or underground?
Why are distribution transformers mounted on concrete pads and locked in steel cases if the distribution lines are located at ground level or underground?
What is the purpose of mounting distribution transformers on concrete pads and locking them in steel cases?
What is the purpose of mounting distribution transformers on concrete pads and locking them in steel cases?
What is the maximum rating for distribution transformers as per some national standards?
What is the maximum rating for distribution transformers as per some national standards?
What is the significance of the invention of a practical efficient transformer in AC power distribution?
What is the significance of the invention of a practical efficient transformer in AC power distribution?
Is it possible for distribution transformers to have power ratings greater than 200 kVA according to some national standards?
Is it possible for distribution transformers to have power ratings greater than 200 kVA according to some national standards?
Are pole-mount transformers the only type of distribution transformers?
Are pole-mount transformers the only type of distribution transformers?
Do distribution transformers consume energy even when they don't carry any load?
Do distribution transformers consume energy even when they don't carry any load?
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Study Notes
Study Notes
Distribution Transformers
- Provide the final voltage transformation in the electric power distribution system.
- Responsible for stepping down the voltage used in the distribution lines to the level used by the customer.
Characteristics of Distribution Transformers
- Maximum rating: up to 200 kVA according to some national standards.
- Can have power ratings greater than 200 kVA according to some national standards.
- Can be mounted on concrete pads and locked in steel cases if the distribution lines are located at ground level or underground.
- Reducing iron losses is important for distribution transformers.
Security and Installation
- Mounted on concrete pads and locked in steel cases to prevent unauthorized access and ensure safety.
Significance of Transformers
- The invention of a practical and efficient transformer is crucial for AC power distribution.
Facts about Distribution Transformers
- Not the same as pole-mount transformers; there are other types of distribution transformers.
- Consume energy even when they don't carry any load, making reducing iron losses important.
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