Instruction Manual
Negative Pressure Unit green dec G 700
Version 3
Page 8
4.3. Filter description / classification
Integrated in the device is a 3-stage filter combination.
4.3.1. Pre-filter
Quality class acc. to DIN 24185 / EN 779
G4 / EU4
Frame
Cardboard frame, 47 mm wide
Filter medium
Synthetic
Degree of separation (Am)
90 %
Nominal volume flow
5400m³/h/m²
Nominal flow velocity at nominal volume
1,5 m/s
Initial pressure drop
42 Pa
Recommended final pressure drop
250 Pa
Temperature / humidity
100°C/100% RH
(relative humidity)
Filter dimensions (in mm)
610 x 610 x47
