What is a common motor/pump used in a wastewater lift station?

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Prepare for the ADEQ Wastewater Collections 2 Exam with comprehensive flashcards and multiple choice questions. Hone your skills with detailed hints and explanations for each question. Excel on your exam with confidence!

Multiple Choice

What is a common motor/pump used in a wastewater lift station?

Explanation:
In lift stations, the pump needs to move large volumes of wastewater, often with solids, at a moderate head. A centrifugal pump with a single impeller (one rotor) fits this need best. Its design provides high flow, handles the dirty fluid well, and is simple, reliable, and cost-effective to maintain. This single-impeller setup is common in lift stations because it covers the typical duty well without the added complexity of multiple rotors or other pump types. The other options don’t fit the typical duty: a diaphragm pump is a positive-displacement choice better for dosing or small flows, and a radio is not a pump at all.

In lift stations, the pump needs to move large volumes of wastewater, often with solids, at a moderate head. A centrifugal pump with a single impeller (one rotor) fits this need best. Its design provides high flow, handles the dirty fluid well, and is simple, reliable, and cost-effective to maintain. This single-impeller setup is common in lift stations because it covers the typical duty well without the added complexity of multiple rotors or other pump types. The other options don’t fit the typical duty: a diaphragm pump is a positive-displacement choice better for dosing or small flows, and a radio is not a pump at all.

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