Which submersible pump was replaced with a Grundfos SQ?
What is the benefit of a slow increase in speed?
What happens if the water level in the well drops below the inlet?
What happens if the static water level is too low?
By how much does the supply voltage decrease before the motor contactor stops the pump?
Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
Test results
Q: Which submersible pump was replaced with a Grundfos SQ?
A: A 4” submersible pump
Q: Which submersible pump was replaced with a Grundfos SQ?
A: A 3” submersible pump
Q: Which submersible pump was replaced with a Grundfos SQ?
A: A 5” submersible pump
Q: What is the benefit of a slow increase in speed?
A: It keeps the motor current low
Q: What is the benefit of a slow increase in speed?
A: It keeps pump movements at a minimum
Q: What is the benefit of a slow increase in speed?
A: It removes the need for motor contactors
Q: What happens if the water level in the well drops below the inlet?
A: The motor power consumption drops
Q: What happens if the water level in the well drops below the inlet?
A: The motor power consumption stays the same
Q: What happens if the water level in the well drops below the inlet?
A: The motor power consumption increases
Q: What happens if the static water level is too low?
A: The pump overheats
Q: What happens if the static water level is too low?
A: The water level is brought down below the inlet of the pump
Q: What happens if the static water level is too low?
A: The motor shuts down
Q: By how much does the supply voltage decrease before the motor contactor stops the pump?
A: More than 10 %
Q: By how much does the supply voltage decrease before the motor contactor stops the pump?
A: More than 15 %
Q: By how much does the supply voltage decrease before the motor contactor stops the pump?
A: More than 20 %
Q: Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
A: Groundwater lowering & Irrigation
Q: Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
A: Domestic water supply & Groundwater lowering
Q: Which are the two most common applications in which a Grundfos SQ/SQE submersible pump is used?
A: Domestic water supply & Irrigation