Question 1 of 6
Intermediate

Which of these isn’t a key dry-run protection benefit for the installer?

Question 2 of 6
Intermediate

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

Question 3 of 6
Intermediate

Which submersible pump was replaced with a Grundfos SQ?

Question 4 of 6
Intermediate

In addition to limiting the current draw from the mains during start-up of the pump, how does the soft-start functionality benefit operation?

Question 5 of 6
Intermediate

Which protection features does the SQE have?

Question 6 of 6
Intermediate

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

Question 6 of 6
Intermediate

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1: Which of these isn’t a key dry-run protection benefit for the installer?
The installer can avoid costly callbacks
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1: Which of these isn’t a key dry-run protection benefit for the installer?
The installer doesn’t have to worry about additional components
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1: Which of these isn’t a key dry-run protection benefit for the installer?
The installer doesn’t have to worry about water bursts
2: 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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2: Why must the pump unit be installed below the dynamic water table?
To avoid the risk of dry-running during operation.
2: Why must the pump unit be installed below the dynamic water table?
To maintain a stable pressure in the system.
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3: Which submersible pump was replaced with a Grundfos SQ?
A 4” submersible pump 
3: Which submersible pump was replaced with a Grundfos SQ?
A 3” submersible pump
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3: Which submersible pump was replaced with a Grundfos SQ?
A 5” submersible pump 
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4: In addition to limiting the current draw from the mains during start-up of the pump, how does the soft-start functionality benefit operation?
Soft start reduces over-pressure in your piping.
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4: In addition to limiting the current draw from the mains during start-up of the pump, how does the soft-start functionality benefit operation?
It reduces the occurrence of water hammer in the pipes and minimises wear during start-up.
4: In addition to limiting the current draw from the mains during start-up of the pump, how does the soft-start functionality benefit operation?
Soft start prevents the motor from getting warm.
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5: Which protection features does the SQE have?
Voltage handling, soft start, dry-running protection and overload protection.
5: Which protection features does the SQE have?
Protection against the well running dry.
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5: Which protection features does the SQE have?
The SQE does not have any protection features.
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6: 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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6: 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
6: 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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