Which of the following causes slow temperature increase in the motor winding?
Which of the following statements is true about pump protection devices?
By using the Grundfos MP204 protection device and a CIU communication unit, the monitored data can be:
Fill in the blank with the correct answer. Fitting protective devices in motors will help avoid [xxxxxxx].
The slots located in the inner diameter of a stator have:
Which of the following things does a built-in protection device normally sense and protect against:
Test results
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Q: Which of the following causes slow temperature increase in the motor winding?
A: Frequent starts with high inertia load
Q: Which of the following causes slow temperature increase in the motor winding?
A: Low viscosity of the pumping liquid
Q: Which of the following causes slow temperature increase in the motor winding?
A: Locked rotor
Q: Which of the following statements is true about pump protection devices?
A: Motor protection offers monitoring of the motor and protection.
Q: Which of the following statements is true about pump protection devices?
A: Motor protection offers only protection.
Q: Which of the following statements is true about pump protection devices?
A: Motor protection offers only monitoring for identifying probable risks.
Q: By using the Grundfos MP204 protection device and a CIU communication unit, the monitored data can be:
A: Transmitted from the central controller
Q: By using the Grundfos MP204 protection device and a CIU communication unit, the monitored data can be:
A: Transmitted to the central controller
Q: By using the Grundfos MP204 protection device and a CIU communication unit, the monitored data can be:
A: Transmitted to distributed controllers
Q: Fill in the blank with the correct answer. Fitting protective devices in motors will help avoid [xxxxxxx].
A: Unexpected breakdown
Q: Fill in the blank with the correct answer. Fitting protective devices in motors will help avoid [xxxxxxx].
A: Sudden increase or decrease in temperature
Q: Fill in the blank with the correct answer. Fitting protective devices in motors will help avoid [xxxxxxx].
A: Frequency variation
Q: The slots located in the inner diameter of a stator have:
A: Copper wires
Q: The slots located in the inner diameter of a stator have:
A: Copper bars
Q: The slots located in the inner diameter of a stator have:
A: Aluminum bars
Q: Which of the following things does a built-in protection device normally sense and protect against:
A: Temperature
Q: Which of the following things does a built-in protection device normally sense and protect against:
A: Cos ϕ
Q: Which of the following things does a built-in protection device normally sense and protect against:
A: Voltage