ROTEX-DN

ROTEX-DN Technical Features

• Double Seal
  
• Cartridge Type
  
• Balanced
  
• Rotation Independent
  
• Integrated in Pump Systems

Working Limits

• Shaft Dimension: d1=25…100 mm
  (Other dimensions upon request)
  
• Temperature: t=-40…220 °C
  
• For Car/SiC surface combination:
  Pressure: p1=25 bar
  Peripheral Velocity: Vg=16 m/ s
  
• For SiC/SiC and TuC/SiC surface combination:
  Pressure:p1=20 bar
  Peripheral Velocity:Vg=10 m/s
  
• Coolant Circulation System:
  Pressure: P3 = 25 Bar
  ∆P( P3 – P1 )Ideal = 2 … 3 Bar
  
• Coolant with Weak Lubrication Properties: 7 Bar
  Pump Starting Up:
  ∆P ( P3 – P1 )Max =25 Bar
  Axial Movement: ± 1.0 mm D1 ≥ 75 mm ± 1.5

Material Combinations

• Ideally Used in Standard Pump Processes -Ideal Seals for Standardization
  
• In Centrifugal Pumps, Shaft is Protected from Damage by Dynamically Loaded O-Ring
  
• Long Lifetime Use
  
• Installation and Assembly Errors are Prevented
• Low Operating Cost –Dirt and Dust Cannot Damage the Seal During Installation
  
• Pre-Installed Thanks to the Packing Group, It Provides Simple and Easy Installation and Time Losses During Installation Are Reduced
  
• Customer-Specific Designable System