Gas Tight Damper - Marine Damper - Hi-sea

Gas Tight Damper

Gas Tight Damper

Gas Tight Damper

1. Features
The gas tight dampers are used in HVAC ducts that need gas tight. There are two control modes: electrical control and pneumatic control. The damper will open normally, if the power or compressed air is interrupt, the damper will close in two seconds. If the damper is closed the maximum leakage to the damper is 5m³/m².min with a differential pressure of 2000Pa. The neoprene is made in corrosion resistant material, heat resistant to 80℃.
2. Type&Parameter

Type

axd

L

Flange size

VD-axd

100×100~800×800

250

According to GB1561-79

Note: Flange size of all dampers could be fabricated according to user's requirement.
3. Others
Our VD damper can be cranked out circular single blade or multi-blades, and the control type can be selected electrical or pneumatic.
4. Outline drawing

Gas Tight Damper
5. IACS Certificate: CE, KR, ABS, LR, DNVGL, CCS, BV


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Our mail: manager@hiseamarine.com

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