Question 1 of 6
Intermediate

What are the benefits of an IE4 motor?

Question 2 of 6
Intermediate

What is the benefit of a booster pump with variable speed

Question 3 of 6
Intermediate

Does a zone divided system require pressure relief valves?

Question 4 of 6
Intermediate

What is a zone divided booster system?

Question 5 of 6
Intermediate

Where are the booster sets in a zone divided system placed?

Question 6 of 6
Intermediate

What is the purpose of pressure relief valves?

Question 6 of 6
Intermediate

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1: What are the benefits of an IE4 motor?
Fitted with a frequency drive the motor can adjust its speed to demand to lower energy consumption and wear
1: What are the benefits of an IE4 motor?
The motor has all-magnetic bearings
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1: What are the benefits of an IE4 motor?
The motor has a built-in delta P sensor
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2: What is the benefit of a booster pump with variable speed
The pump automatically adjusts to changes in the water consumption to keep energy usage as low as possible
2: What is the benefit of a booster pump with variable speed
A pump with variable speed is less noisy
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2: What is the benefit of a booster pump with variable speed
You can easily increase pressure in case of sediment build-up in pipes
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3: Does a zone divided system require pressure relief valves?
No
3: Does a zone divided system require pressure relief valves?
Yes, if the pressure from the main exceeds 10 bar
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3: Does a zone divided system require pressure relief valves?
Yes, they will serve as a safety valve in case of pump failure
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4: What is a zone divided booster system?
The supply system is split into several zones, each with its own booster set
4: What is a zone divided booster system?
A zone divided system is defined by only using in-line pumps
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4: What is a zone divided booster system?
You always have a spare pump in case of failure
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5: Where are the booster sets in a zone divided system placed?
In the basement of the building
5: Where are the booster sets in a zone divided system placed?
Next to the tap at the critical spot
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5: Where are the booster sets in a zone divided system placed?
In a pit right in front of the building
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6: What is the purpose of pressure relief valves?
They reduce the pressure on the lower floors in single booster systems
6: What is the purpose of pressure relief valves?
They reduce the pressure from the city mains at the entrance of the building
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6: What is the purpose of pressure relief valves?
They are used in high-rise buildings of more than 20 storeys to reduce pressure on the top floors
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