Dampers
Dampers made of chemically resistant plastics for regulating or shutting off air flows.
Shut-off damper (round)
industry version HF AK
Application
- used to shut off airflows
- wear-resistant spindle bearing is airtight
Features
- maximum pressure difference +/- 3000 Pa
- available in 12 nominal diameters from 160 to 710 mm connection diameter
| Pressure difference | +/-3.000 Pa |
|---|---|
| Nominal diameters | 12 nominal diameters from 160 to 710 mm |
| Material | PPs, PVC | Special materials optionally available |
| Atex | suitable for extraction from ATEX zone 2, optionally for ATEX zone 1 in electrically conductive version |
| Connection options | pipe, sleeve or flange connection |
Advantages:
- tight closing in accordance with DIN 1946-4 | airtight shut-off
- damper can be adjusted either electrically, pneumatically or manually
Shut-off damper (round)
Heavy industry version RB AK
Application
- used to shut off airflows
Features
- maximum pressure difference +/- 4000 Pa
- available in the nominal diameters from 160 to 1400 mm connection diameter
| Pressure difference | +/- 4.000 Pa |
|---|---|
| Nominal diameters | from 160 to 1400 mm |
| Material | PPs, PVC, PP, PE |
| Atex | suitable for extraction from ATEX zone 2, optionally for ATEX zone 1 in electrically conductive version |
| Connection options | pipe, sleeve or flange connection |
Advantages:
- “certified by TÜV Rheinland”
- tight closing in accordance with DIN 1946-4 | airtight shut-off
- damper can be adjusted either electrically, pneumatically or manually
Automatic louver damper
JKS 1
Application
- avoid unwanted airflows when the fan is at a standstill
- counteracts heat loss and contamination of laboratory equipment
Features
- available in 8 nominal diameters from 110 to 500 mm connection diameter
| Nominal diameters | 8 nominal diameters from 110 to 500 mm |
|---|---|
| Operating temperature | 0 °C – 40 °C |
| Material | housing made of PPs or PVC, blades made of PVC |
| Design | can be installed either horizontally or vertically |
| Connection options | Sleeve connection |
Shut-off damper (square)
HF-AK-E-LD
Application
- Shut-off, throttling, control of air flows in ventilation
systems
Features
- available in the nominal diameters 100 x 200 to 2450 x 2015 mm
| Pressure difference | +/- 2.000 Pa |
|---|---|
| Nominal diameters | 100 x 200 – 2.450 x 2.015 mm |
| Material | PPs, PVC | Special materials optionally available |
| Drive system | electrically, pneumatically or manually |
| Connection options | flange connection |
Advantages:
- tight closing in accordance with DIN EN 1751 – class 4 and DIN 1946-4 | airtight shut-off
- wear-resistant spindle bearing is airtight
- damper can be adjusted either electrically, pneumatically or manually
- excellent suitability for chemically contaminated exhaust air