Electrical Transformers and Rotating Machines
4th Edition
ISBN: 9781305494817
Author: Stephen L. Herman
Publisher: Cengage Learning
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Textbook Question
Chapter 6, Problem 4RQ
A current transformer has a ratio of 600:5. If three loops of wire are wound through the transformer core, how much primary current is required to produce 5 amperes of current in the secondary winding?
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Chapter 6 Solutions
Electrical Transformers and Rotating Machines
Ch. 6 - Prob. 1RQCh. 6 - What is the standard current rating for the...Ch. 6 - Why should the secondary winding of a CT never be...Ch. 6 - A current transformer has a ratio of 600:5. If...Ch. 6 - Assume that a primary current of 75 amperes flows...Ch. 6 - What type of core is generally used in the...Ch. 6 - A current transformer has 4 turns of wire in its...Ch. 6 - Prob. 8RQCh. 6 - A CT has a current flow of 80 amperes in its...Ch. 6 - What is the most common use for a CT?
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Assume that a primary current of 75 amperes flows through the windings of the transformer in question 4. How much current will flow in the secondary winding?arrow_forwardIf the secondary of the transformer in question 5 supplies a current of 9.6 amperes to a load, what is the primary current? (Disregard excitation current.)arrow_forwardIf a single-phase load is connected across the two line conductors and neutral of the transformer in question #2, and one line has a current of 80 amps and the other line has a current of 68 amps, how much current is flowing in the neutral conductor?arrow_forward
- A current transformer has 4 turns of wire in its primary winding. How many turns of wire are needed in the secondary winding to produce a current of 2 amperes when a current of 60 amperes flows in the primary winding?arrow_forwardA load impedance of 52 Ω is connected to the secondary winding of the transformer in question 3. How much current will flow in the secondary?arrow_forwardHow much current will flow in the primary of the transformer in question 4?arrow_forward
- Refer to the transformer shown in Figure 5-13 to answer the following questions. What is the turns ratio of the winding between points B and E as compared to the winding between points D and E? Figure 5-13 Autotransformer practice problems.arrow_forwardThere is a total of 500 mA of current into five parallel resistors. The currents through four of the resistors are 50 mA, 150 mA, 25 mA, and 100 mA. What is the current through the fifth resistor?arrow_forwardDon't use chatgpt will upvotearrow_forward
- A transformer has a primary voltage of 240 volts and a secondary voltage of 48 volts. What is the turns ratio of this transformer?arrow_forwardHow many lines of magnetic flux must be cut in 1 s to induce a voltage of 1 V?arrow_forwardTwo transformers rated at 100 kVA each are connected in an open-delta connection. What is the total output power that can be supplied by this bank?arrow_forward
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