Quiz-summary
0 of 20 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
Information
VFD Automation Quiz
- 20 Questions (Selected Randomly)
- 20 Marks (1 Mark/Question)
- 25 Minutes of Time
All The Best!
You must specify a text. |
|
You must specify a text. |
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 20 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
-
Thanks for your participation!
You can discuss any questions or concepts related to this topic in our PLC SCADA automation group on Facebook.
Best Wishes!
Dipal Chaudhari
admin DipsLab.com
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- Answered
- Review
-
Question 1 of 20
1. Question
What does VFD stand for?
-
Question 2 of 20
2. Question
What type of Electric Motor can be used with a VFD?
-
Question 3 of 20
3. Question
Which section of a VFD converts incoming AC Power to DC Voltage?
-
Question 4 of 20
4. Question
What are the types of VFD?
-
Question 5 of 20
5. Question
Why Variable Frequency Drive (VFD) is connected to Electric Motors?
-
Question 6 of 20
6. Question
If a single VFD operated 3 motors, which of the following must be remembered?
-
Question 7 of 20
7. Question
An embedded ….. conduct the overall operation of the VFD controller.
-
Question 8 of 20
8. Question
The main microprocessor programming is in ….. that is inaccessible to the VFD user.
-
Question 9 of 20
9. Question
The setting for the speed of VFD is known as …..
-
Question 10 of 20
10. Question
Which parts of a VFD is to change DC voltage into the pulse AC voltage?
-
Question 11 of 20
11. Question
The VFD controller is consisting of different sub-systems:
-
Question 12 of 20
12. Question
Insulated-Gate Bipolar Transistor (IGBT) is found in which part of drives?
-
Question 13 of 20
13. Question
A fan using the VFD is described as Close Loop control arrangement, Which of the following must always be programmed in the VFD?
-
Question 14 of 20
14. Question
On the closed-loop system using the VFD, the output starts to oscillate between the minimum and maximum speed. Which of the following might correct the problems?
-
Question 15 of 20
15. Question
Which of the following control arrangement are identified by the one VFD sending a 4-20mA signal out its analog output (AO) to the analog input (AI) of other VFD?
-
Question 16 of 20
16. Question
Bank of large capacitors are the most prominent in which of the following part of a drive?
-
Question 17 of 20
17. Question
What types of application curve must be used inside the VFD to operate these cooling tower fan correctly?
-
Question 18 of 20
18. Question
Suppose, 480Vac is incoming power to the VFD, which of the following is expected voltage at the DC link?
-
Question 19 of 20
19. Question
The three VFDs are operating through serial communication with the local area DDC controller. How many wire connections are required on VFD for serial communications?
-
Question 20 of 20
20. Question
If the RS-485 connection is wired between the VFD and DDC controller, this control arrangement is known as which of the following: