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A branch setting moves after adjustment.
The quadrant clamp fixes the selected angle mechanically.
STJH-MANUAL-VOLUME-CONTROL-DAMPER-300X300
Manual Volume Control Damper 300 x 300 mm
Hand-adjusted square damper for compact branch balancing.
- A locking quadrant retains the balancing position.
- Formed blade ribs resist flexing across the compact opening.
Introducción del producto
The small galvanized frame carries stiffened 3V blades connected to a manual quadrant. After airflow measurement, the installer locks the chosen blade angle, providing a simple fixed restriction for branches whose normal duty remains stable.
Características clave
- A locking quadrant retains the balancing position.
- Formed blade ribs resist flexing across the compact opening.
Parámetros técnicos
| Nominal Opening | 300 × 300 mm |
|---|---|
| Frame Material | Galvanized steel |
| Blade Profile | 3V formed steel |
| Operation | Manual locking quadrant |
| Maximum Air Velocity | 3000 fpm |
| Maximum Differential Pressure | 5 in. w.g. |
| Blade Arrangement | Multiple linked blades |
| Mounting | Rectangular in-duct frame |
| Power Requirement | None |
| Customization | Available for the actual branch arrangement and operating environment. |
Applications
- Small return-air branch balancing
- Fixed-volume supply takeoffs
Solutions for Your Application
Powered controls are unnecessary for constant use.
Manual operation provides adjustment without electrical wiring.
Opciones disponibles
- Flanged frame
- Extended operating shaft
Planning a Manual Volume Control Damper 300 x 300 mm specification?
Envíenos sus dimensiones, condiciones de instalación, objetivos de rendimiento y acabado superficial requerido.
