CRGN rectangular balancing damper
Airflow balancing
CRGN rectangular balancing damper
CRGN rectangular balancing damper
The CRGN damper balances airflows in a rectangular ducting system. It is available in dimensions from 200 x 200 mm to 1200 x 1400 mm in 50 mm increments.
The + products
- class B airtight performance as per EN 1751,
- class C version available on request.
- made in France.
The vanes of the CRGN are opened and closed by the rotation of its control shaft. This rotation is done using a handle or a motor.
- galvanised steel,
- width: vane = 100 mm, frame = 130 mm,
- driven by gears out of airflow (opposite displacement),
- supplied with bare shaft, position indicator and lock screw,
- motor shaft: 12 mm square (17 mm diagonal),
- class B airtight properties as per En 1751 (class C available on demand),
- temperature range: -20°C / +80°C,
- admissible speed up to 10 m/s.
- installed in rectangular ducts.
| H (mm) | L (mm) |
|---|---|
| 200-1400 |
200-1200 |
| Pressure range (Pa) |
|---|
| 0-1500 |
| Airtightness class | Upstream/downstream airtightness class |
|---|---|
| B |
None |
