Other units

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Other units

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Here some additional unit settings can be selected.

Blade/flow angle α, β

# u

angles measured against circumferential direction

(internal angles of the velocity triangle)

allowed range: 0° ... 180°

" cm

angles measured against meridional direction

allowed range: -90° ... +90°

Suction specific speed

There are 3 alternative possibilities to define the suction specific speed for pumps:

SI definition (dimensionless) nss*

European definition nss

US definition Nss