1.5.2. Puri-Drall PDK, Puri-Clean PCK, Puri-Inlet PEK

HEPA filter air outlet with pull-down outlet element, for air cleanliness levels of Class 6 to 8 to EN ISO 14644-1 and Grade C and D to EU GMP. Fields of application for the HEPA filter air outlets are all branches of industry, research and medicine as well as hospital areas where air cleanliness is demanded according to the above-mentioned Levels.

  

Data

Volume flow rate range
standard filter housing
– rectangular filter housing

69 – 236 l/s [250 – 850 m3/h]
222 – 389 l/s [800 – 1 400 m3/h]
Cross-section housing
standard filter housing
– rectangular filter housing


570 x 570 mm
1 195 x 570 mm
Height of housing
– connection housing with lateral rectangular connection spigot
– connection housing with lateral round connection spigot

391 mm

432 mm

 Features

  • Suited for cleanliness levels 6 to 8 to EN ISO 14644-1, and C and D to EU GMP
  • The installation situation with pull-down outlet element saves time during the implementation of filter scan tests (first test and retests)
  • No additional sealing of the air outlets after the fitting or the replacement of the filter
  • Modular design – one standard housing for the volume flow rate ranges 69 to 236 l/s [250 to 850 m3/h] (V1 to V4)
  • Designs for HEPA filter air outlet with dry sealing (with or without test groove) or fluid sealing
  • Discreet integration into the suspended ceiling by square visible surface
  • Stable radial flow with strong induction of supply air and room air at the PDK and the PCK
  • Build-up of a very uniform supply air cushion below the air outlet; consequently only minor or no accumulation of dirt on the ceiling with the PCK
  • Connections for
    • differential pressure measurement
    • leakage test, optional
    • test aerosol, optional
  • Recovery test according to EN ISO 14644-3 with short recovery times, attested by qualification records
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