Question 1 of 6
Intermediate

What do you need to control to achieve high efficiency in all types of irrigation?

Question 2 of 6
Intermediate

Which of the following is not an essential parameter to achieve high uniformity in sprinkler irrigation?

Question 3 of 6
Intermediate

Can a VFD be used as an over-frequency drive when pump performance needs to be increased?

Question 4 of 6
Intermediate

Fill in the blank with the correct option: VFD provides soft start and soft stop that helps ________.

Question 5 of 6
Intermediate

Which of the following is not a benefit of remote monitoring via data transmission devices?

Question 6 of 6
Intermediate

What does a VFD do?

Question 6 of 6
Intermediate

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1: What do you need to control to achieve high efficiency in all types of irrigation?
Energy
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1: What do you need to control to achieve high efficiency in all types of irrigation?
Irrigation time
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1: What do you need to control to achieve high efficiency in all types of irrigation?
Flow and pressure
2: Which of the following is not an essential parameter to achieve high uniformity in sprinkler irrigation?
Water temperature
2: Which of the following is not an essential parameter to achieve high uniformity in sprinkler irrigation?
Water flow
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2: Which of the following is not an essential parameter to achieve high uniformity in sprinkler irrigation?
Water pressure
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3: Can a VFD be used as an over-frequency drive when pump performance needs to be increased?
Yes
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3: Can a VFD be used as an over-frequency drive when pump performance needs to be increased?
No
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3: Can a VFD be used as an over-frequency drive when pump performance needs to be increased?
Yes, but only if the motor has enough reserve power
4: Fill in the blank with the correct option: VFD provides soft start and soft stop that helps ________.
Reduce water consumption
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4: Fill in the blank with the correct option: VFD provides soft start and soft stop that helps ________.
Eliminate risk of water hammer
4: Fill in the blank with the correct option: VFD provides soft start and soft stop that helps ________.
Save up to 20% energy
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5: Which of the following is not a benefit of remote monitoring via data transmission devices?
It helps to manage alerts
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5: Which of the following is not a benefit of remote monitoring via data transmission devices?
It helps to reduce energy consumption
5: Which of the following is not a benefit of remote monitoring via data transmission devices?
It helps to manage diagnostics
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6: What does a VFD do?
It changes the frequency of an electric current supplied to an electric motor
6: What does a VFD do?
It changes the temperature of the pumped water
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6: What does a VFD do?
It improves sprinkler conditions
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