Circular Volume Damper

Icemac Model #
  • Diameter Range: Ø100 mm – Ø500 mm
  • Blade Control: Stepless 0–100% Adjustment
Delivery Terms: EXW, CFR, CIF, DAP, DDP
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    ICEMAC Circular Volume Damper (IC CVD Series)

    Product Overview

    The ICEMAC Circular Volume Damper (IC CVD Series) provides precise airflow control within circular duct systems ranging from Ø100 mm to Ø500 mm. Engineered from high-quality galvanized steel, this damper ensures robust, corrosion-resistant performance. Its lever-operated locking mechanism allows for exact positioning and secure airflow adjustment from fully open to fully closed. Optional automation compatibility with servo motors and limit switches provides seamless integration into modern HVAC control systems.

    Key Features

    • Corrosion-Resistant Construction – Galvanized-steel casing, blade, and handle offer lasting durability.

    • Adjustable Locking Mechanism – Quadrant lever securely fixes the damper blade position.

    • Servo-Motor Ready – Compatible with 24 V / 230 V servo motors for automated control.

    • Optional Perforated Blade – Reduces pressure drop and operational noise levels.

    • Flexible Aesthetic Finishing – Available in all RAL colors to match architectural requirements.

    Applications

    • Supply-Air Branches – Precision control and balancing of airflow to HVAC terminals.

    • Exhaust-Air Systems – Adjusting extraction rates for balanced ventilation.

    • Main Duct Sections – Airflow isolation and throttling during maintenance or commissioning.

    Advantages

    • Stepless Airflow Control – Continuous blade adjustment from 0% (closed) to 100% (fully open).

    • Easy Installation – Direct screw mounting ensures accurate alignment and airtight sealing.

    • Noise and Turbulence Reduction – Optional perforated blade minimizes airflow disruption.

    • Enhanced HVAC Efficiency – Facilitates optimal airflow management and system balancing.

    Technical Specifications

    Specification Details
    Material Galvanized-steel casing, blade, and handle; optional PVC handle
    Nominal Diameters (mm) 100, 125, 150, 160, 200, 250, 300, 315, 355, 400, 450, 500
    Effective Diameters ØD (mm) 95, 120, 145, 155, 195, 245, 290, 305, 345, 390, 440, 490
    Blade Adjustment 0–100% stepless control via quadrant lever locking mechanism
    Surface Finish Standard: Galvanized; Optional: Any RAL color powder-coated
    Installation Method Screw assembly to circular ducts
    Automation Options Servo motor (24 V / 230 V), Limit switch for blade position feedback
    Blade Options Solid or Ø5 mm perforated galvanized steel
    Sound Level Management Perforated blade option reduces operational noise
    Integration Manual or automated operation, compatible with HVAC control systems

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