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SPXFLOW APV SD4 DOUBLE SEAL VALVES

Applications
Abattoirs
Beverages
Biotechnology
Chemicals
Contaminated Water
Dosing
Fish Processing
Food Products
Ink
Oenological
Oils
Paint
Pharmaceutical
Potable Water
Process Liquids
Reverse Osmosis
Sea Water
Other

APV DELTA SD4 valves are (double seal) safe flow valves designed for safe media separation applications in the food, beverage, dairy, pharmaceutical and chemical industries. It is available as a shut-off, change-over and tank bottom valve. Other configurations are available on request.The APV DELTA SD4 valve is available as a shut-off valve in 4 standard housing configurations. Other configurations are available on request.´Advantages

  • Leakage chamber arranged between the seat seals; the leakage chamber being forcibly closed (open valve) by the two leakage discharge valves (NO) or opened to the atmosphere (closed valve).
  • Excellent hygienic characteristics primarily due to the ball-shaped housing without sump or dome.
  • Profile seat seals providing crevice-free sealing and the compression of the seat seals is controlled by a metallic stop.
  • Leakage discharge valves to drain the neutral area between the seat seals. The leakage discharge valves (activated together with main actuator) are also used as flush - enabling CIP and SIP cleaning of the neutral area.
  • Actuator and control unit are standard parts from the SW4 product line. Additionally, a NOT element is fitted to the control unit as standard enabling to maintain higher line pressures.

All product-wetted parts are made of AISI 316L / 1.4404 (DIN EN 100888). Seat seal materials are EPDM (standard), HNBR, VMQ, FPM (options).Available in DN 25 – DN 100, 1” – 4”.Valve variants:

  • Standard shut-off version: SD4, SDE4
  • Long stroke shut-off version: SD4
  • Aseptic version (with PTFE diaphragm support): SDMS4
  • Change-over version: SDU4
  • Tank bottom version: SDT4

 

Attached Files
Pump Manual: 
Spare Parts Schematic (Fluid End): 
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