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Konvekta Ltd.
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  5. Konvekta - Model K500-X PVC - Special ...

Konvekta - Model K500-X PVC -Special Application Damper

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K500-X - Plastic special application multi-leaf opposed blade volume control damper. K500-X - Plastic special application multi-leaf opposed blade volume control damper. The K500-X opposed blade volume control damper is a corrosive resistant product for use in corrosive atmospheres and with aggressive media. These multi-leaf dampers are primarily used in ventilation systems for volume control, pressure control and air balance where there are airborne contaminant present. Coastal installations, Sewage treatment plants, Water treatment works, Fume cupboard extract systems, Variable air volume fume cupboard systems.

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Features:

  • Rigid PVC double skin casing
  • Aerofoil section extruded PVC blade
  • Opposed blade action for optimum air control
  • Individual blade coupling by plastic gears, running in maintenance free bushes
  • External gears c/w blade position indicators and clear PVC cover
  • Encased bearing, with one casing penetration
  • Suitable for GRP cladding
  • Manual, electrical or pneumatic factory fitted control options

Construction:

  • Casing – PVC‐U extruded 6.00mm thick double skin casing, 160mm deep with 50mm flanges
  • Blades – PVC‐U extruded Aerofoil section double skin blades, 103mm wide
  • Linkage (External) – Polypropylene gear, fitted with 25mm diameter integral stub shaft
  • Bushes – PTFE flanged bush, 25mm diameter x 2.5mm thick
  • Drive Spindle – 316 grade Stainless steel, 12.7mm square full length shaft

Size Range:

  • 100 W x 108 H to 1000 W x 1250 H in a single module
  • Multi‐unit assemblies available
  • Circular, flat oval, spigot & flanged units are available

Operating Conditions:

  • Temperature: ‐10°C to +60°C
  • Pressure: ± 2500Pa
  • Velocity: up to 20m/s

Options:

  • GRP clad casings
  • Low Leakage damper using specially coated K200 aluminium blades with EPDM edge
  • Circular, spigot and flange connections
  • Flange drillings
  • Backing flanges

Control Options:

  • M = Manual operated quadrant
  • E = Extended spindle for motorization (by others)

Factory Fitted Actuators:

  • Electrical actuator options – 24/110/240 volt units. Double acting /open‐close, modulating, spring return
  • Pneumatic actuator options – Double acting/open‐close, modulating, spring return