Pump assembly with a blue flanged connection and a silver diffuser section.

VERTICALLY SUSPENDED / MULTISTAGE DIFFUSER

API 610 VS1 & VS6 Vertical Diffuser Pumps

Time Rolling offers vertically suspended, radially split multistage diffuser pumps in the VS1/VS6 range.

CONSTRUCTION

VS1 and VS6 construction

VS1

Single-casing wet-pit arrangement

VS1 uses a single-casing wet-pit arrangement with a vertically suspended, radially split multistage diffuser construction.

VS6

Double-casing barrel arrangement

VS6 uses an outer barrel to form a double-casing arrangement with a vertically suspended, radially split multistage diffuser construction.

VS1 / VS6 FAMILY RANGE

Operating envelope

Pressure: 10 MPa max.
Flow: 0–800 m³/h
Head: 0–800 m
Temperature: 180 °C max.

Materials, sealing arrangements, inspection and testing requirements, and any required API 610 compliance are agreed during technical review for the selected pump.

Pump assemblies and details

4 real photographs

Three blue vertical pump installations with yellow coupling guards.

Frost-covered lower section of a vertical pump installation.

Close view of frost on a vertical pump casing and pipework.

Vertical pump installations and connected pipework outdoors.

More about our pump and parts

The pumps are used in low-NPSHa conditions, for liquids prone to vaporization such as olefins, and for condensate.
The range can also be used in low-temperature conditions.

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