Question 1 of 6
Intermediate

What is the benefit of a slow increase in speed?

Question 2 of 6
Intermediate

How long did it take to replace the pump with a Grundfos SQ?

Question 3 of 6
Intermediate

Why is correct sizing of the submersible pump important?

Question 4 of 6
Intermediate

What must the supply voltage lie between in order for the SQ/SQE pump to deliver a flow of water?

Question 5 of 6
Intermediate

What is a key installer benefit of the voltage protection in SQ/SQE?

Question 6 of 6
Intermediate

How does the integrated dry-running protection work?

Question 6 of 6
Intermediate

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1: What is the benefit of a slow increase in speed?
It keeps the motor current low
1: What is the benefit of a slow increase in speed?
It keeps pump movements at a minimum
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1: What is the benefit of a slow increase in speed?
It removes the need for motor contactors
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2: How long did it take to replace the pump with a Grundfos SQ?
30 minutes
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2: How long did it take to replace the pump with a Grundfos SQ?
60 minutes
2: How long did it take to replace the pump with a Grundfos SQ?
90 minutes
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3: Why is correct sizing of the submersible pump important?
Because an undersized pump will not be able to deliver the required flow and pressure and an oversized pump reduces energy efficiency, which increases operational costs.
3: Why is correct sizing of the submersible pump important?
Because too small a pump will pump the well dry.
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3: Why is correct sizing of the submersible pump important?
Because too big a pump will ruin the taps due to too high pressure.
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4: What must the supply voltage lie between in order for the SQ/SQE pump to deliver a flow of water?
Between 100 V and 250 V
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4: What must the supply voltage lie between in order for the SQ/SQE pump to deliver a flow of water?
Between 150 V and 315 V
4: What must the supply voltage lie between in order for the SQ/SQE pump to deliver a flow of water?
Between 230 V and 400 V
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5: What is a key installer benefit of the voltage protection in SQ/SQE?
Steady water supply
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5: What is a key installer benefit of the voltage protection in SQ/SQE?
Faster installation
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5: What is a key installer benefit of the voltage protection in SQ/SQE?
Fewer service visits
6: How does the integrated dry-running protection work?
It automatically restarts 3 minutes after shut down.
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6: How does the integrated dry-running protection work?
It prevents sand from damaging the pump.
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6: How does the integrated dry-running protection work?
It automatically shuts down the pump if water shortage is detected.