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.

견적 요청 제품 찾아보기

상품 소개

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.

주요 기능

A locking quadrant retains the balancing position.
Formed blade ribs resist flexing across the compact opening.

기술 매개변수

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
사용자 정의	Available for the actual branch arrangement and operating environment.

Applications

Small return-air branch balancing
Fixed-volume supply takeoffs

Solutions for Your Application

A branch setting moves after adjustment.

The quadrant clamp fixes the selected angle mechanically.

Powered controls are unnecessary for constant use.

Manual operation provides adjustment without electrical wiring.

사용 가능한 옵션

Flanged frame
Extended operating shaft

Planning a Manual Volume Control Damper 300 x 300 mm specification?

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