Corrosion Resistant Damper

K500 PVC Corrosion Resistant Damper

• Please contact our Technical Sales Team for full Product Specification Details

  Description

  • K500‐PVC ‐ Plastic corrosive resistant multi‐leaf opposed blade volume control damper

  Applications:

  • The K500‐PVC 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 air conditioning and ventilation systems for volume control, pressure control and air balance
  • Swimming pool installations
  • Fume cupboard extract systems
  • Variable air volume fume cupboard systems
  • Wash down dampers
  • Agricultural stores

  Features:

  • Rigid PVC double skin casing
  • Aerofoil section extruded PVC blade
  • Opposed blade action for optimum air control
  • Individual blade coupling by Polypropylene gears, running in maintenance free PTFE bushes
  • Anti‐corrosive guarantee for swimming pool applications
  • 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 – 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
  • For larger multiple module assemblies, please consult our technical department for details
  • 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 seals
  • Circular, spigot and flange connections
  • Flange drillings
  • Backing flanges
  • Complimentary range of PVC non‐return dampers
  • External linkages or gears

  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