Vortex flow control shaft

The dynamic choke regulates volume flows of up to

Instructions

Sizing form/
Tender file

Dimension drawing

VS-Control External Vortex flow control shaft

pdf 1.38 mb

Sizing form for Vortex flow control shaft VS-Control external

PDF

VS-Control External Vortex flow control shaft S

pdf 190 kb

VS-Control External Vortex flow control shaft M

pdf 300 kb

VS-Control External Vortex flow control shaft L

pdf 239 kb

With the vortex flow control shaft can be regulated volume flows of up to 65 l/s. The vortex throttle VS-Control extern is ideal for retention systems fitted with Graf EcoBloc ditch elements or retention cisterns.

Continuously variable installation depth of 985 mm – 6500 mm (38.8" – 21' 4")
Minimal height offset between the inlet and the outlet (315 mm (12.4") VS-Control External S; 445 mm (17.5") VS-Control External M; 505 mm (19.9") VS-Control External L)
Individually adjustable throttle discharge capacity
Support in the planning and dimensioning of our system
Housing can be shortened

Versatile use

With storage modules, welded into watertight plastic liners
With GRAF underground tanks
With retention tanks provided by the customer

Project-specific design

Flexible adaptation to the local site conditions using GRAF shaft components
Project specific demensioning of the replaceable orifice
Different shaft sizes for individual requirements

Reliable in operation

No wear because there are no moving parts
Low-maintenance, because of the self-cleaning-effect through vortex flow
Extremely good revision capability

order no.	max. discharge value (l/s)	Length (mm)	Height (mm)	Inner Ø dome shaft (mm)	add to enquiry
340150	2-35	615	1135	400

order no.	max. discharge value (l/s)	Length (mm)	Height (mm)	Inner Ø dome shaft (mm)	add to enquiry
340151	3-50	795	1880	600

order no.	max. discharge value (l/s)	Length (mm)	Height (mm)	Inner Ø dome shaft (mm)	add to enquiry
340152	3-65	820	1935	600

accessory

Telescopic dome shaft 400

With PE cover, suitable for pedestrian loading, grass green colour

[340053]

Telescopic dome shaft 400 class B

With cast iron cover, suitable for vehicle loading class B, black colour

[340054]

Telescopic dome shaft 400 class D

With cast iron cover, lorry-bearing class D, black colour

[340049]

VS inlet module DN 400 (16")

Incl. profile seal; for realising an emergency overflow; connection DN 150 (6")/DN 200 (8")

[330339]

VS-Zwischenstück 500 DN 400

Inkl. Profildichtung; Zur Realisierung größerer Einbautiefen, Nutzlänge: 500 mm, kürzbar auf 250 mm

[330341]

Spare part set VS-Control External S

For adapting the throttle discharge capacity at a later date

[340153]

Mini telescopic dome shaft with lid, suitable for pedestrian loading

[371010]

Maxi telescopic dome shaft with lid, suitable for pedestrian loading

[371011]

Telescopic dome shaft with cast iron lid, suitable for vehicle loading

[371020]

Telescopic dome shaft TRUCK

Telescopic dome shaft TRUCK for concrete rings

[371021]

Teleskop-Ventilationsschacht PKW

Inkl. Beton-Guss Abdeckung, Auflagering und Schmutzfänger

[340149]

Teleskop-Ventilationsschacht LKW

Inkl. Beton-Guss Abdeckung, Auflagering und Schmutzfänger

[340148]

Infiltration inlet module DN 600

Incl. profile seal for telescopic dome shaft; DN 150 (6") / DN 200 (8") / DN 250 (10") / DN 300 (12") connections

[330360]

Infiltration connecting piece 1000 DN600 (24")

With DN200 (8") contact surface, incl. profile seal, length 1000mm (3' 3.3"), 750mm (2' 5.5"), 500mm (1' 7.7")

[371015]

Spare part set VS-Control External M/L