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DH Controls leads the world's best ship equipment and materials.

Business Area

Marine Engine & Shipbuilding

Exhuast Gas Control Valves for [ SCR ┃ EGR ┃ Scrubber ]

AIR SEALING DAMPER

FEATURES
  • 1. Insulation function to block gas flow in duct.
  • 2. Damper is configured to perform operations in remote or manual mode.
  • 3. High airtightness can be maintained by using special seal strip and seal air fan to prevent gas from entering into closed damper.
SPECIFICATIONS

Specifications listed may be changed without notice to improve or improve quality.

MODEL DAMPER
Type Air seal damper
Application Position Main Engine Generator Engine Aux. Boiler Comp. Boiler
Working Fluids Warm exhaust Gas
Temperature Range 20°C ~ 500°C
Valve Type Flange / Damper
Actuator Type Pneumatic
Action Single acting
Valve Size 250 A ~ 3200A
End Connection JIS / DIN / ISO / ANSI Standard
Material Body Cabon Steel (~400°C) / Stainless Steel (~500°C)
Trim Stainless Steel
Test Procedure Seal air pressure : Over 500mmWG
Accessories Air filter regulator, Solenoid valve, Limit Switch, Speed controller
MODEL SEAL AIR FAN
Type STF-4HB-IM
Air Volume 16~150 Am3/min
Static pressure 752mmAq
Revolution 20℃
Gas composition Air -18~45℃ R.H.80%
Material Cabon Steel
Installation IN DOOR