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Abbreviations keys

Abbreviation key

Media temperature

  • C = cryogenic temperature
  • A = ambient temperature

Pressure range

  • LP = low pressure (below 1 bar)
  • MP = medium pressure (up to 40/45/63 bar)
  • HP = high pressure (250 to 420 bar)
  • UHP = ultra-high pressure (>> 420 to 1.000 bar)

Vacuum jacketing

  • No = not suitable for installation in vacuum-jacketed pipes
  • Std = for installation in vacuum-jacketed pipes
  • Opt = suitable for vacuum-jacketed pipes, vacuum flange as option


  • GV = Globe valve
  • CV = Control valve
  • CHK = Check valve
  • STR = Strainer
  • OV = Overflow valve
  • RV = Relief valve


  • M = manual
  • P = electro-pneumatic
  • PR = electro-pneumatic with IP regulator
  • E = electric
  • S = solenoid
  • SPR = spring-based


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Parameters: Novis500_C_CV_PR

DN PN End connection d x s Length Height Total length Weight Kvs-Value Drawing number Single inquiry
152533,7 x 2,0357601~ 7575,8 kg11R18-501Single inquiry
252533,7 x 2,0257601~ 6575,7 kg15,2R18-503Single inquiry

Technical Data

Technical DataTechnical Design
Service fluidsSuitable for aggressive, neutral, gaseous or liquid media, specially optimised for gases down to cryogenic temperatures (77K / -196 °C); not for Oxygen use!
Operating temp. fluid -196 °C to +50 °C (77 K to 323 K)
Operating temp. enviroment -20 °C to +50 °C (253 K to 333 K)
Body material Stainless steel 1.4541
Actuator pneumatic drive
Fail-safe position normally open (NO) or closed (NC), select on order
Valve typ control valve
Cone standard regulation cone with equal percentage trim (1:25)
Connection type welding ends acc. to ISO 1127
Seat sealing PCTFE metal
Body sealing PCTFE seal ring
Stem sealing PTFE packing gland
Body shape body housing in Y-form with suitable stem extension
Tightness at seat 1*10-6 mbar*l/s
Tightness to outside 1*10-3 mbar*l/s
Installation position vertical, actuator at top, tilt angle of max. 30° to the side
Actuating pressure 6 bar
Standard execution incl. electro-pneumatic IP-regulator (24 V DC)
Installation Valve incl. pneumatic actuator, electro-magnetic pilot valve, shut-off cone

* All dangerous, toxic or acid fluids according to material compatibility.
**Surface treatment can be choosen according to customer specification. See product options