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Kieselmann Double seat valves

Kieselmann Type Gemini

Kieselmann double seat valve type Gemini is developed according to the EHEDG criteria and are among the most modern leakage-proof valves of our time. They are used for the mixture-safe separation of incompatible products in automatic process plants. The closed valve avoids mixture due to two independent valve disks with depressurized leakage discharge. In case of a damaged sealing, the process medium escapes from the valve without pressure. The leakage space can be cleaned by lifting the upper valve disk or lowering the lower valve disk respectively.

The Kieselmann double seat valve stand for low operating, maintenance and repair costs and are the basis for an economic process.

  • Pressure shock resistant
  • Leakage-free opening
  • Safe product separation
  • Optimal cleaning functions
  • High sealing service life
  • Service-friendly

Versions:

  • Double seat valve
  • Double seat reverse acting valve
  • Tank outlet valve

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Articlenr. Description Dimensions Stock
33406004KI
Kieselmann Double seat valves
Kieselmann double-seat-valve 1" (25.4) Type 5672/5642 loss free switching pressure shock proved up to 40 bar pneum actuator: air open / spring closed connection upper ports: 1 x welding connection lower ports: 1 x welding material:1.4404
1" (ø 25,4 mm)
Articlenr. Description Dimension Elastomer Stock
KI5625065739000
Seal kit DN 65 EPDM for double seat change-over valve
KI5629065002040
Spare part Kieselmann double seat tank outlet valve Tank flange DN65
KI5630002013000
Connection plate complete with 2 solenoid valves for double seat valve with upper seat lift single seat valve air open/air close
KI5671080011220
Housing bottom DN80 + limit stop 30
Spare part Kieselmann Housing bottom DN80 with limit stop 1.4305
33531902KI
O-ring EPDM 50.47x2.62mm DSV
Spare part double seat valve O-ring EPDM 50.47x2.62mm
KI5629050002040
Spare part Kieselmann double seat tank outlet valve Tank flange DN50
33530065KI
Kit double seat DN80 EPDM
Servicekit product side double seat valve DN80 EPDM
33530011KI
Kit Stand. D. seat DN50/ 2" EPDM
Servicekit standard double seat valve 2" / DN50 EPDM
33520065KI
Kit double seat DN80 HNBR
Servicekit product side double seat valve DN80 HNBR
33531907KI
Seatgasket disc compl DN80 DSV
Spare part double seat valve Seal for valve plate complete K-flex DN80
33531912KI
Bushing XSM Ø15xØ17x7 DSV
Spare part double seat valve Slide bearing XSM Ø15xØ17x7mm
KI5670080729020
Spare part kit Kieselmann Seal kit Double seat valve DN80/3" HNBR Seal with bearing ring Divided straight piston
Material
 
Product wetted parts 1.4404 (316L)
Other stainless steel parts 1.4301 (304)
Internal roughness Ra < 0,8 μm e-polished
Gasket material EPDM (SIP 140°C, 30 min.) FDA conform
  HNBR (SIP 110°C, 30 min.) FDA conform
  K-Flex (SIP 150°C) FDS conform
Technical data
 
Max. product pressure DN25-100 = 10 bar
  DN125-150 = 6 bar
Vacuum 1,5 - 10-6 >(mbar × l/s)
Temperature Depends on elastomer
Pressure shock resistance Up to 40 bar (closed valve position)
Air pressure 4.5 - 8 bar
Actuator with integrated seat lift Ja
Balanced plug Ja
Dimensions DN25 – DN150 / 1”- 4”
Options
 
Control and indication Control Unit