- Grundfos United Kingdom
- Learn
- Ecademy
- All courses
- 8 - Water boosting in comme...
- Test your knowledge
Question 1 of 6
Intermediate
What is a zone divided booster system?
Question 2 of 6
Intermediate
What are the benefits of an IE4 motor?
Question 3 of 6
Intermediate
Does a zone divided system require pressure relief valves?
Question 4 of 6
Intermediate
What is the purpose of a booster pump?
Question 5 of 6
Intermediate
What is the benefit of a booster pump with variable speed
Question 6 of 6
Intermediate
Where are the booster sets in a zone divided system placed?
Question 6 of 6
Intermediate
Happy with your answers?
Submit your current answers and get the final test result.
Test results
Congratulations. You have passed the test and completed the 8 - Water boosting in commercial buildings
Sorry. You did not pass the 8 - Water boosting in commercial buildings test this time
Achieved badges:
How would you rate this course?
1: What is a zone divided booster system?
The supply system is split into several zones, each with its own booster set
1: What is a zone divided booster system?
A zone divided system is defined by only using in-line pumps
You can find the answer here >
1: What is a zone divided booster system?
You always have a spare pump in case of failure
You can find the answer here >
2: 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
2: What are the benefits of an IE4 motor?
The motor has all-magnetic bearings
You can find the answer here >
2: What are the benefits of an IE4 motor?
The motor has a built-in delta P sensor
You can find the answer here >
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
You can find the answer here >
3: Does a zone divided system require pressure relief valves?
Yes, they will serve as a safety valve in case of pump failure
You can find the answer here >
4: What is the purpose of a booster pump?
To increase water pressure
4: What is the purpose of a booster pump?
To reduce lime sediments in steel pipes
You can find the answer here >
4: What is the purpose of a booster pump?
To increase water pressure in plate heat exchangers used for hot water production
You can find the answer here >
5: 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
5: What is the benefit of a booster pump with variable speed
A pump with variable speed is less noisy
You can find the answer here >
5: What is the benefit of a booster pump with variable speed
You can easily increase pressure in case of sediment build-up in pipes
You can find the answer here >
6: Where are the booster sets in a zone divided system placed?
In the basement of the building
6: Where are the booster sets in a zone divided system placed?
Next to the tap at the critical spot
You can find the answer here >
6: Where are the booster sets in a zone divided system placed?
In a pit right in front of the building
You can find the answer here >