Question 1 of 6
Intermediate

What is the main reason for a heating system being out of balance?

Question 2 of 6
Intermediate

What is Grundfos FLOWLIMIT?

Question 3 of 6
Intermediate

What happens if a heating system is imbalanced?

Question 4 of 6
Intermediate

Which of the following statements is correct?

Question 5 of 6
Intermediate

What does an intelligent circulator pump from Grundfos offer?

Question 6 of 6
Intermediate

What is the efficiency increase achieved if FLOWLIMIT is enabled in an intelligent circulator pump?

Question 6 of 6
Intermediate

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1: What is the main reason for a heating system being out of balance?
Owners buy pumps that are oversized
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1: What is the main reason for a heating system being out of balance?
The new pump can’t work with the old pump
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1: What is the main reason for a heating system being out of balance?
Commissioning of heating systems is generally poorly done
2: What is Grundfos FLOWLIMIT?
An electronic flow commissioning and limiting functionality built into the pump
2: What is Grundfos FLOWLIMIT?
An external controller that works with the pump
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2: What is Grundfos FLOWLIMIT?
A quick commissioning tool that lets you adjust the right pressure and flow from the pump
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3: What happens if a heating system is imbalanced?
Operating costs are increased
3: What happens if a heating system is imbalanced?
The building will be too hot
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3: What happens if a heating system is imbalanced?
The pump will vibrate excessively
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4: Which of the following statements is correct?
For flue gas to condensate, the return temperature must be as high as possible
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4: Which of the following statements is correct?
For flue gas to condensate, the return temperature must be as low as possible
4: Which of the following statements is correct?
The more efficiently a system operates, the more gas is required
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5: What does an intelligent circulator pump from Grundfos offer?
A built-in sensor that controls throttling valves
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5: What does an intelligent circulator pump from Grundfos offer?
Flow-limiting functionality that makes pump throttling valves redundant
5: What does an intelligent circulator pump from Grundfos offer?
A built-in throttling valve, enabling greater precision control
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6: What is the efficiency increase achieved if FLOWLIMIT is enabled in an intelligent circulator pump?
10%
6: What is the efficiency increase achieved if FLOWLIMIT is enabled in an intelligent circulator pump?
Less than 10%
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6: What is the efficiency increase achieved if FLOWLIMIT is enabled in an intelligent circulator pump?
The primary benefit is improved occupant comfort, not system efficiency
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