Certified Rotary Valve, EMVDL-RVEX-HT - BOSS Products

Certified Rotary Valve

BOSS Products
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Description

Explosion Isolation Valve That Meets Current National Fire Protection Association (NFPA) Safety Requirements. 

The EcoMAXX® EM-RVEX line of NFPA 69 compliant ATEX explosion tested and certified rotary valves provide effective explosion isolation for industrial filtration, pneumatic conveying and bulk handling processes. Standard, medium and heavy duty designs with multiple rotor tip options available. 

Additional models, options, upgrades and accessories including 15 RPM motors, speed controls, sensors, high temperature, 160" W.C. & 400" W.C. designs and hazard location gear motor are available. Contact us with your application. 

Applications

  • EM-RVEX-HT Series
    • Passive explosive isolation. ATEX EN 15089/NFPA 69
    • Differential pressures up to 40” WG
    • Rotary airlock for dust collectors and cyclones
    • Feeder valve for screw conveyors, scales, dryers and coolers
  • EM-RVEX-BS Series
    • Passive explosion and flame isolation
    • Differential pressures up to 28″ WG
    • Ideal for wood applications w/flex-tip rotor
    • Rotary airlock for dust collectors and cyclones

Standard Features
  • EM-RVEX-HT
    • Explosion & Flame Proof design rated up to 25 psi / 1.7 bar
    • Cast iron body with flanged round inlet/outlet
    • NFPA 69 Compliant with 8 blade rotor, polyurethane flex-tips
    • External oil / bronze bearings with felt shaft seal
    • 15 RPM direct drive gearmotor with flex coupling, USA Mfg
  • EM-RVEX-BS
    • Explosion and flame isolation up to 7 psi / 0.5 bar
    • 8 vane flex-tip NFPA 69 compliant rotor, Ex/flame proof
    • 15 RPM, IP65 direct drive gear motor with flex coupling
    • Inlet/ discharge size 20" x 20", 20" x 30" & 20" x 40"
    • Requires system integrated control panel for ATEX certification

Optional Features
  • EM-RVEX-HT
    • Motors for hazardous locations and extreme temperature
    • 30 RPM gearmotor with EM variable speed control package
    • Special construction such as stainless steel, chromium or nickel plating, quick disassembly
    • Insulation box, speed monitors, flange gasket, injector fittings and product scrapers
  • EM-RVEX-BS
    • Motors for hazardous locations and extreme temperature
    • 30 RPM gear motor with EM variable speed control package
    • EM system integration package required for ATEX certification
    • Stainless steel construction, Insulation box, speed monitor, flange gasket

Certifications & Standards
  • EM-RVEX-HT
    • EN 15089
    • CE 0588⟨Ex⟩II ID/* c T4 ⟨Ex⟩D FSA 15 ATEX 1661/1662 X
    • NFPA 69 compliant
    • Flex tip design certified to prevent flame passage
    • NFPA 69 12.2.4.3.6 compliant
  • EM-RVEX-BS
    • ATEX 1D/2D T4 safety system
    • CE 0588
    • ⟨Ex⟩
    • II 1D/2D T4 (Device Inside/Outside)⟨Ex⟩D (Protective system) FSA 15 ATEX 1658 X
    • NFPA 69 compliant
    • Flex tip design certified to prevent flame passage
    • NFPA 69 12.2.4.3.6 compliant
 

 

 

For more information about Certified Rotary Valves, help with ordering or to order replacement parts, contact us.