control diagrams and drawings
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| 1. Which types of motor control drawings show the physical location of components in a circuit | wiring diagram and pictorial diagram
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| 2. What does the dashed rectangle in the following diagram tell you about the circuit | same enclosure
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| 3. Schematic diagrams do not show the physical ___ or the physical ___ of components in a circuit | size, location
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| 4. DRaw and label both NEMA AND IEC schematic diagrams for the drum heater circuit shown in the text fig 8-1(c) | page 40
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| 5. What voltage is supplied to distribution center MSB1 in this building | 480/277 V
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| 6. There are ___ circuit breakers which directly connect to the utility service transformers | 2
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| 7. What is the current rating for the circuit breaker used to tie the MSB1 and MSB2 distribution centers together | 2000 amps
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| 8. What is the total connected motor horsepower on distribution center MSB2 | 450
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| 9. Which of the following drawing types does not show the physical relationship between the various components in a motor control drawing | ladder diagram
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| 10. What is the most widely used type of drawing for control circuit analysis | ladder diagram
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| 11. EAch horizontal line in a ladder diagram is identified as a _____ | rung
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| 12.Identify eadh of the line types indicated by numbers 1,2,3 on page 41 | power rail, control rail, rung
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| 13. In a ladder diagram, pilot devices are placed on the ___ and output deices are placed on the ___ | left, right
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| 14. What is the maximum number of output device which are permitted in a single rung | one
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| 15. Draw a two-wire control circuit using a NO pressure switch to start and stop a motor | page 41
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| 16. Draw a three-wire control circuit to start and stop a motor | pg 42
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| 17. Number the following ladder diagram to identify wire numbers for this cuicuit pag 42 |
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| 18 look at page 43 |
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Created by:
JoshHampton