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Description

RV Drop-Through Rotary Valves consist of a tubular cast iron or stainless steel casing, a horizontally mounted rotor with a certain number of V-shaped cross section compartments, a drive unit and a casing cover opposite the drive end.

Function

RV Rotary Valves have been developed for maximum versatility in application. They are suitable for controlled discharging and feeding of powdery or granular materials from silos, hoppers, pneumatic conveying systems, bag filter houses, or cyclones.

Performance and Technical Features - Benefits

• Feed rates from 2.2 to 19.5 litres per revolution (0.08 to 0.7 cu ft per revolution)
  
• Easy access to all internal mechanical components
  
• Direct mounted drive without coupling
  
• Inlet and outlet flanges to WAM® standards
  
  
• Robust and compact design
  
• Space saving
  
• Various materials and treatments available according to product handled

Options and Accessories

• Available in ATEX zone 22 version
  
• Body in cast iron or 304/316 stainless steel, chrome or nickel-plated, or Teflon® surface-coated
  
• Scrapers made from different materials to improve sealing properties
  
• Compartment inserts for sticky materials or feed rate reduction
  
• Greased or gas or air-purged shaft seals
  
• Direct drive with fixed gear motor
  
• Direct drive with variable speed drive
  
• Coaxial drive with chain transmission
  
• Bare shafted without drive unit
  
• Rotor choke
  
• Rotation indicator
  
• Enforced motor cooling
  
• Thermistors on motor winding
  
• Electric motors according to NEMA standards