What is the term for a vertical shaft turbine-type pump in a can (suction vessel) installed in a pipeline to raise water pressure?

Prepare for the NFPA 20 Fire Pump Certification Exam with engaging flashcards and multiple-choice questions. Each question includes hints and explanations to ensure you're ready for your certification test!

Multiple Choice

What is the term for a vertical shaft turbine-type pump in a can (suction vessel) installed in a pipeline to raise water pressure?

Explanation:
A can pump is a vertical shaft turbine-type pump housed inside a can-shaped suction vessel that sits in the pipeline to boost water pressure. The can provides a dedicated suction chamber, keeps the pump primed, and protects the pump from line debris while delivering pressurized discharge back into the system. This setup is distinct from submersible pumps, which are fully submerged with the motor in the liquid, and from end-suction or inline turbine arrangements that don't use a can-shaped suction vessel. The defining feature here is the can suction vessel that surrounds the vertical turbine pump, hence the term can pump.

A can pump is a vertical shaft turbine-type pump housed inside a can-shaped suction vessel that sits in the pipeline to boost water pressure. The can provides a dedicated suction chamber, keeps the pump primed, and protects the pump from line debris while delivering pressurized discharge back into the system. This setup is distinct from submersible pumps, which are fully submerged with the motor in the liquid, and from end-suction or inline turbine arrangements that don't use a can-shaped suction vessel. The defining feature here is the can suction vessel that surrounds the vertical turbine pump, hence the term can pump.

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