Question 1 of 6
Intermediate

What happens if the static water level is too low?

Question 2 of 6
Intermediate

How does the integrated dry-running protection work?

Question 3 of 6
Intermediate

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

Question 4 of 6
Intermediate

What is the benefit of a slow increase in speed?

Question 5 of 6
Intermediate

The 3” SQ pump is obviously ideal for new boreholes but where can it also be used?

Question 6 of 6
Intermediate

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

Question 6 of 6
Intermediate

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1: What happens if the static water level is too low?
The pump overheats
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1: What happens if the static water level is too low?
The water level is brought down below the inlet of the pump
1: What happens if the static water level is too low?
The motor shuts down
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2: How does the integrated dry-running protection work?
It automatically restarts 3 minutes after shut down.
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2: How does the integrated dry-running protection work?
It prevents sand from damaging the pump.
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2: How does the integrated dry-running protection work?
It automatically shuts down the pump if water shortage is detected.
3: How long did it take to replace the pump with a Grundfos SQ?
30 minutes
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3: How long did it take to replace the pump with a Grundfos SQ?
60 minutes
3: How long did it take to replace the pump with a Grundfos SQ?
90 minutes
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4: What is the benefit of a slow increase in speed?
It keeps the motor current low
4: What is the benefit of a slow increase in speed?
It keeps pump movements at a minimum
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4: What is the benefit of a slow increase in speed?
It removes the need for motor contactors
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5: The 3” SQ pump is obviously ideal for new boreholes but where can it also be used?
In wells with water temperature up to 60° C.
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5: The 3” SQ pump is obviously ideal for new boreholes but where can it also be used?
In installations that require constant pressure.
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5: The 3” SQ pump is obviously ideal for new boreholes but where can it also be used?
In original 4” boreholes where sediments over the years have narrowed the hole.
6: What happens if the water level in the well drops below the inlet?
The motor power consumption drops
6: What happens if the water level in the well drops below the inlet?
The motor power consumption stays the same
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6: What happens if the water level in the well drops below the inlet?
The motor power consumption increases
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