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Question 1 of 5
Advanced
What percentage of energy savings can a temperature-controlled, demand-driven system deliver?
Question 2 of 5
Advanced
Which of the following isn’t one of the main benefits of the CM pump range?
Question 3 of 5
Advanced
How high is the suction lift of the self-priming CM pump?
Question 4 of 5
Advanced
What is the expected payback time of an investment in system optimisation?
Question 5 of 5
Advanced
How do you prevent pumps from malfunctioning when transporting hot water with a temperature above 120C°?
Question 5 of 5
Advanced
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1: What percentage of energy savings can a temperature-controlled, demand-driven system deliver?
12%
1: What percentage of energy savings can a temperature-controlled, demand-driven system deliver?
30%
1: What percentage of energy savings can a temperature-controlled, demand-driven system deliver?
36%
2: Which of the following isn’t one of the main benefits of the CM pump range?
Reliability
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2: Which of the following isn’t one of the main benefits of the CM pump range?
Global usage
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2: Which of the following isn’t one of the main benefits of the CM pump range?
External control
3: How high is the suction lift of the self-priming CM pump?
Up to 5 metres
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3: How high is the suction lift of the self-priming CM pump?
Up to 8 metres
3: How high is the suction lift of the self-priming CM pump?
Up to 10 metres
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4: What is the expected payback time of an investment in system optimisation?
1-12 months
4: What is the expected payback time of an investment in system optimisation?
1-5 years
4: What is the expected payback time of an investment in system optimisation?
System optimization is rarely economical valuable but should be done due to environmental concerns.
5: How do you prevent pumps from malfunctioning when transporting hot water with a temperature above 120C°?
Equip the pump with external cooling.
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5: How do you prevent pumps from malfunctioning when transporting hot water with a temperature above 120C°?
Equip the pump with either single shaft seals designed to keep hot water away from the deal, double-shaft seals that are actively cooled, or use air-cooled tops to insulate the seal chamber.
5: How do you prevent pumps from malfunctioning when transporting hot water with a temperature above 120C°?
Isolating the pump and install heat tracing.
You can find the answer here >