ZWICK

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Series TRI-CON / TRI-CHECK

modell-f1-b1

Modell F1 / B1

Double flange butterfly

  • DIN EN 558-1 R14
    (DIN 3202 F4) or
    ANSI 816.10
  • Gate valve replacement length

 

modell-s1

Modell S1

Welded butterfly

  • DIN EN 558-1 R14
    (DIN 3202 F4)

 

modell-d1-i1

Modell D1 / I1

Double flange butterfly

  • DIN EN 558-1 R13 / R14
    (DIN 3202 F16 / F4) or
    ISO 5752
  • short overall length

 

modell-a1-l1

Modell A1 / L1

Surface mounting butterfly

  • DIN EN 558-1 R16 / R20
    (DIN 3202 K3) or API 609
  • Single-sided surface mounted

 

  • 100% consistent (leak rate A according to DIN 12266-1)
  • Nominal sizes DN 50-2200 / 2" - 72"
  • Pressure classes PN 6 - 160 / 150 - 900 class
  • Manually, pneumatically, hydraulically or electrically operated
  • Installation / automation of all well-known manufacturers of drive
  • Special materials (stainless steel, bronze, duplex, etc.)
  • TA-air + fire safe in the standard
modell-cf-cs

Check valves

Model CF / CS

  • Construction length DIN EN 558-1 R14 / DIN 3202 F4
  • Double flange / welded design
  • Special versions with drive available
double-block-bleed

Double Block and Bleed

Model DB

  • Double stop butterfly with intermediate decompression
  • Use in redundant systems
  • Operation with a drive / transmission unit possible

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