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BUSCH Technology GmbH
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  5. BUSCH SAFOX - Penstock for Circular ...

BUSCH SAFOX - Penstock for Circular Sealing

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The SAFOX penstock achieves maximum sealing performance thanks to its patented sealing system. The floating sealing ring seals perfectly to the wall and to the slide plate. It compensates for structural tolerances beyond DIN 18202.

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Stainless steel penstock with circular opening
Opening dimensions DN 150 to DN 3000
Standard pressure level for pressure on the front or back sides of the slide plate:
  • DN 150 to DN 300: 10 mwc
  • DN 400 to DN 800: 8 mwc
  • DN 900 to DN 1200: 7 mwc
  • More than DN 1200: 6 mwc
  • Higher pressure level possible
Variants of this penstock: SAFOXF (with flange) and SAFOXG (with smooth sole passage)
 
Materials
  • Frame and plate: Stainless steel 1.4301 (304) / 1.4404 (316L) / 1.4410 (A182 F53) / 1.4462 (A182 F51)
  • Spindle: Stainless steel 1.4301 (304) / 1.4404 (316L) / 1.4410 (A182 F53) / 1.4462 (A182 F51) / 1.4057 (431)
  • Spindle nut: Seawater resistent bronze (GC-CuSn 12) / Red brass RG7
  • Seal: Up to and including DN 600 made of TPE (thermoplastic elastomer), from DN 700 made of EPDM (wastewater and UV-resistant)
Other materials available on request.
 
Leak tightness class
Leak rate according to drinking water standard DIN EN 12266-2, Part 2, Table A.5:
pressure on the backside: leak rate C
 
Actuation options
  • Stainless steel handwheel with direct mounting or with Modular Actuation System MAS
  • Lateral actuation with stainless steel gearbox with stainless steel handwheel or stainless steel crank handle
  • Stainless steel operating key All-in-one via square cap
  • MOBITORQ mobile actuators (electric or battery-powered) via square cap with Modular Actuation System MAS
  • BEAmax stainless steel electric rotary actuator for open-close & modulating duty with direct mounting or with Modular Actuation System MAS, optional with stainless steel weather protection roof
  • Electric actuator mounting or with Modular Actuation System MAS
  • Pneumatic actuator/Hydraulic actuator with direct mounting or with Modular Actuation System MAS
All actuator options available as a complete package.
 
Individual sizes are possible at any time on request.
ABSOLUTELY TIGHT
According to drinking water standard DIN EN 12266-2
 
IMMEDIATELY READY FOR USE

Penstock is delivered ready for installation (up to 1200 mm)

QUICKEST POSSIBLE INSTALLATION
Minimum number of anchor rods, no dowels required on the underside
 

LASTS FOREVER
Continuous seal - UNO vulcanised seal connection

PERFECT CORROSION PROTECTION

All welded stainless steel parts from our own pickling plant

OPTIONAL EX-PROTECTION
On request, the penstock can be proven to comply with the ATEX Directive 2014/34/EU