BETEC CAD.

Double Neck Type - VAV DD
Models VAV DS B 20 / 30 Light Duty Medium Pressure Applications

The standard BETEC CAD Dual duct pressure independent construction is Model VAV DD B 30, with F4 flow grid. The standard BETEC CAD VAV Pressure independent controls are PI C1 of compact type Modulating Analog controls.
On/Off, Digital, DDC Modulating controls are also available on request and are optional. Remote indication of Damper position of Open and Close limit switches are optional. Additional inlet Spigot Damper is optional, where S = S + 150. VAV with additional Sound Attenuator, a length of 600mm is optional. Without Flow grid sensor, the construction is optional for pressure dependent operation. Non standard sizes of the same model, other than mntioned above will be available on request. By-pass Variable Zone Damper VZD (in place of VFD) with a static pressure differential sensor is available on request.

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