Question 1 of 6
Intermediate

Why is it important to protect the pump from over- and under voltage?

Question 2 of 6
Intermediate

What happens if the water level in the well drops below the inlet?

Question 3 of 6
Intermediate

Why must the pump unit be installed below the dynamic water table?

Question 4 of 6
Intermediate

Where is domestic groundwater extraction typically relevant?

Question 5 of 6
Intermediate

Is the SQE pump able to provide constant pressure?

Question 6 of 6
Intermediate

Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?

Question 6 of 6
Intermediate

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1: Why is it important to protect the pump from over- and under voltage?
Because large variations in power supply will damage the motor over time.
1: Why is it important to protect the pump from over- and under voltage?
To avoid burning the house fuses.
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1: Why is it important to protect the pump from over- and under voltage?
To minimise the power consumption.
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2: What happens if the water level in the well drops below the inlet?
The motor power consumption drops
2: What happens if the water level in the well drops below the inlet?
The motor power consumption stays the same
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2: What happens if the water level in the well drops below the inlet?
The motor power consumption increases
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3: Why must the pump unit be installed below the dynamic water table?
So you are sure to minimise your power bill.
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3: Why must the pump unit be installed below the dynamic water table?
To avoid the risk of dry-running during operation.
3: Why must the pump unit be installed below the dynamic water table?
To maintain a stable pressure in the system.
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4: Where is domestic groundwater extraction typically relevant?
In big cities.
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4: Where is domestic groundwater extraction typically relevant?
In remote areas where it is too costly to extend the municipal water supply to just a few houses.
4: Where is domestic groundwater extraction typically relevant?
In smaller and medium sized towns.
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5: Is the SQE pump able to provide constant pressure?
No.
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5: Is the SQE pump able to provide constant pressure?
Yes.
6: Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
Groundwater lowering & Irrigation
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6: Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
Domestic water supply & Groundwater lowering
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6: Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
Domestic water supply & Irrigation