Displacement air outlets commercial sector Imagebrochure
4.6. Ceiling displacement outlet Q-DN and Q-DV
Placement flush with false ceiling or downstanding below the room ceiling, non-adjustable or adjustable.
Data
| Type Q-DN, non-adjustable | |
| Volume flow rate range | 47 - 140 l/s [170 - 500 m³/h] |
| Discharge velocity | 0.15 – 0.45 m/s |
| Sizes | 625 mm x 625 mm (square) 625 mm x 1 250 mm (rectangular) |
| Type Q-DV, adjustable | |
| Volume flow rate range | 94 - 140 l/s [340 - 500 m³/h] |
| Discharge velocity | 0.30 - 0.45 m/s |
| Sizes | 625 mm x 625 mm (square) |
Features
- For low-turbulence air supply from ceiling
- Discharge height 2.5 – 3.5 m
- Vertical downflow supply air jet
- Adjustable type also suitable for heating purposes; adjustment either by hand, or by thermostatic device or servomotor
- Flush with ceiling or downstanding
- Minimum horizontal distance to workplace 1.5 m
- Connection to supply air duct at side or from above