Which of these is not a key factor when determining which type of drop cable to use?
At which stage does Grundfos recommend installing an output filter?
The larger the cross-sectional area of the cable, the lower the energy losses. True or false?
What is the main advantage of using a variable frequency drive in submersible pumps?
Where can you find the required cooling level?
Which of these three parameters isn’t essential in terms of gaining an optimal motor protection?
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Q: Which of these is not a key factor when determining which type of drop cable to use?
A: Selecting the drop cable based on pumped media
Q: Which of these is not a key factor when determining which type of drop cable to use?
A: Selecting the drop cable based on voltage losses
Q: Which of these is not a key factor when determining which type of drop cable to use?
A: Selecting the drop cable based on life cycle costs
Q: At which stage does Grundfos recommend installing an output filter?
A: If the net supply is over 340 V
Q: At which stage does Grundfos recommend installing an output filter?
A: If the net supply is over 360 V
Q: At which stage does Grundfos recommend installing an output filter?
A: If the net supply is over 380 V
Q: The larger the cross-sectional area of the cable, the lower the energy losses. True or false?
A: True
Q: The larger the cross-sectional area of the cable, the lower the energy losses. True or false?
A: False
Q: What is the main advantage of using a variable frequency drive in submersible pumps?
A: It allows you to regulate your installation
Q: What is the main advantage of using a variable frequency drive in submersible pumps?
A: It is much quieter
Q: What is the main advantage of using a variable frequency drive in submersible pumps?
A: It is easy to install
Q: Where can you find the required cooling level?
A: In Grundfos Product Center
Q: Where can you find the required cooling level?
A: On the motor nameplate
Q: Where can you find the required cooling level?
A: In the pump’s data booklet
Q: Which of these three parameters isn’t essential in terms of gaining an optimal motor protection?
A: Motor current
Q: Which of these three parameters isn’t essential in terms of gaining an optimal motor protection?
A: Motor temperature
Q: Which of these three parameters isn’t essential in terms of gaining an optimal motor protection?
A: Motor power