Volume Control Dampers. DUCT VENTILATION AIR CONDITIONING Co. (W.L.L.) VOLUME CONTROL DAMPERS

Transcription

1 VOLUME CONTROL DAMPERS

2 DOA- QATAR - PONE: FAX: +- DVAC, One Of The Premium Workshops Specialized in Duct Fabrication has Executed Several Projects (Residential, Governmental, Commercial, Industrial & Institutional).

3 Table of Contents DOA- QATAR - PONE: FAX: +- Volume Control Dampers Introduction Rectangular Volume Control Dampers Flat Oval Volume Control Dampers Circular Volume Control Dampers Test Reports Page

4 Rectangular Type s : VCD-FC / VCD-SC / VCD-RSC A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Dampers TYPE S: - VCD-FC - VCD-SC - VCD-RSC Flange Case (VCD-FC) Multi-leaf Volume Control Dampers ave Been Specifically Designed to be Used in Ventilation Systems to Control Flow and Pressure. Volume Control Dampers are Applicable for the Rectangular, Circular and Flat Oval Duct s. The Casing is a Rigid and Robust Assembly formed from Either Channel Frame for Flanged Connection to Duct Work, Top at Section for Spigot Style Connection or Top at Sleeve to Side in Ducting. Sleeve Case (VCD-SC) The Blades Are Formed Single Skin with Grooved Blade Tips to Provide Interlocking Closure, or Airfoil Double Skin for Superior Rigidity and Deflection Resistance with Low Pressure Drop. Blade Action is as Standard, Parallel or Opposed (Optional). The Dampers Can be Fitted with and Locking Quadrant or Can be Power Operated by Electric or Pneumatic Actuators. Volume Control Dampers ave Been Designed and Tested to Provide a Reliable Cost Effective Control. Rectangular Spigot Case (VCD-RSC) Volume Control Dampers ave Rigid Frame and Integrally Braced Corners Providing True Damper Alignment that Greatly Resists Being Installed Indoor or Out door. - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

5 Rectangular Type : VCD-FC A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Flange Case ( VCD-FC) is Fabricated of One Piece Roll-Formed Channel. VCD-FC is to be Installed Between Two Pieces of Ducts By Flanges. - Pressure : Up to 'w.g. ( Up to 000 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) Casing : - Gage Galvanized Steel. W Blades : - Triple-vee Profile Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, xmm. Linkage : - Gage Galvanized Steel. Quadrant: - Galvanized and Locking Quadrant. eight Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Axle Side Linkage Parallel Blades W Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

6 Rectangular Type : VCD-FC-AGI DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Flange Case ( VCD-FC-AGI) is Fabricated of One Piece Roll-Formed Channel. VCD-FC-AGI is to be Installed Between Two Pieces of Ducts By Flanges. - Pressure : Up to 'w.g. ( Up to 000 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) Casing : - Gage Galvanized Steel. W Blades : - Airfoil Double Skin Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel (Alternative Plastic Gear). Quadrant: - Galvanized and Locking Quadrant. eight Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Opposed Blades Parallel Blades W Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

7 Rectangular Type : VCD-FC-AA DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Flange Case ( VCD-FC-AA) is Fabricated of One Piece Roll-Formed Channel. VCD-FC-AA is to be Installed Between Two Pieces of Ducts By Flanges. - Pressure : Up to 'w.g. ( Up to 000 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) Casing : - Gage Galvanized Steel. W Blades : - Airfoil Double Skin eavy Gauge Extruded Aluminum. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel (Alternative Plastic Gear). Quadrant: - Galvanized and Locking Quadrant. eight Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Opposed Blades Parallel Blades W Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

8 Rectangular Type : VCD-SC A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Sleeve Case ( VCD-SC) is Fabricated of One Piece Roll-Formed at Channel. VCD-SC Installation Shall be Easy and Inside The Ducts. - Pressure : Up to 'w.g. ( Up to 000 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) Casing : - Gage Galvanized Steel. Blades : - Triple-vee Profile Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, xmm. Linkage : - Gage Galvanized Steel. Quadrant: - Galvanized and Locking Quadrant. eight W * W & Dimension Furnished Approximately /"( mm) Undersize. Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Axle Side Linkage Parallel Blades W 0 Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

9 Rectangular Type : VCD-RSC-AGI DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Rectangular Spigot Case ( VCD-RSC-AGI) is Fabricated of Double Skin Steel (Internal Liner is Optional). VCD-RSC-AGI is to be Flexible and Installed Between Two Pieces of Ducts by Three Connection Types: - Slip & Drive - Slide-on Flange - Companion Angles - Pressure : Up to 'w.g. ( Up to 000 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) Casing : - Inner: 0 Gage Galvanized Steel - Outer: 0 Gage Galvanized Steel W Blades : - Airfoil Double Skin Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel (Alternative Plastic Gear). Quadrant: - Galvanized and Locking Quadrant. eight Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Opposed Blades 0 Parallel Blades W 0 0 Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

10 Rectangular Type : VCD-RSC-AA DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Rectangular Spigot Case ( VCD-RSC-AA) is Fabricated of Double Skin Steel (Internal Liner is Optional). VCD-RSC-AA is to be Flexible and Installed Between Two Pieces of Ducts by Three Connection Types: - Pressure : Up to 'w.g. ( Up to 0 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) - Slip & Drive - Slide-on Flange - Companion Angles Casing : - Inner: 0 Gage Galvanized Steel - Outer: 0 Gage Galvanized Steel W Blades : - Airfoil Double Skin eavy Gauge Extruded Aluminum. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel (Alternative Plastic Gear). Quadrant: - Galvanized and Locking Quadrant. eight Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Opposed Blades 0 Parallel Blades W 0 0 Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L. 0

11 Rectangular Type : VCD-RSC A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Rectangular Volume Control Damper TYPE: Rectangular Spigot Case ( VCD-RSC) is Fabricated of Double Skin Steel (Internal Liner is Optional). VCD-RSC is to be Flexible and Installed Between Two Pieces of Ducts by Three Connection Types: - Pressure : Up to 'w.g. ( Up to 0 Pa) - Velocity : Up to 000 fpm (Up to. m/s) - Temperature : F (0ºC) - Slip & Drive - Slide-on Flange - Companion Angles Casing : - Inner: 0 Gage Galvanized Steel - Outer: 0 Gage Galvanized Steel W Blades : - Triple-vee Profile - Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel. Quadrant: - Galvanized and Locking Quadrant. eight Number of Blades Position of Drive Arm X Casing Blade Drive Spindle X Axle Side Linkage Parallel Blades W 0 Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

12 Flat Oval Type : VCD-FOSC A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Flat Oval Volume Control Damper TYPE: Flat Oval Spigot Case ( VCD-FOSC) is Fabricated of Double Skin Steel (Internal Liner is Optional). VCD-FOSC is to be Installed Between Two Pieces of Flat Oval Ducts. - Pressure : Up to 'w.g. ( Up to 0 Pa) - Velocity : Up to 0 fpm (Up to 0. m/s) - Temperature : F (0ºC) Casing : - Inner: 0 Gage Galvanized Steel - Outer: 0 Gage Galvanized Steel W Blades : - Triple-vee Profile - Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel. Quadrant: - Galvanized and Locking Quadrant. Casing Blade Axle Side Linkage eight Number of Blades Position of Drive Arm X =d+0 Drive Spindle X Parallel Blades 0 d D W=D+0 0 Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

13 Circular Type : VCD-CSC A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Circular Volume Control Damper TYPE: Circular Spigot Case ( VCD-CSC) is Fabricated of Double Skin Steel (Internal Liner is Optional). VCD-CSC is to be Installed Between Two Pieces of Circular Ducts. - Pressure : Up to 'w.g. ( Up to 0 Pa) - Velocity : Up to 0 fpm (Up to 0. m/s) - Temperature : F (0ºC) Casing : - Inner: 0 Gage Galvanized Steel - Outer: 0 Gage Galvanized Steel W Blades : - Triple-vee Profile - Gage Galvanized Steel. Axles : - Zinc Plated Square Mild Steel, x mm. Linkage : - Gage Galvanized Steel. Quadrant: - Galvanized and Locking Quadrant. Casing Blade Axle Side Linkage eight Number of Blades Position of Drive Arm X =Diam.+0 Drive Spindle X Parallel Blades 0 Diam Diam. W=Diam.+0 0 Minimum / Maximum Sizes: - 00x00mm Minimum Size - xmm Maximum Size - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

14 Circular Type : VCD A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Circular Volume Control Damper TYPE: Circular ( VCD) is Fabricated o f Steel. VCD shall be Installed Between Two Pieces o f Circular Ducts or Plenum Box. VCD with Nominal Sizes of 00 to 0mm, are Circular Control Dampers to Adjust Air Volume Flow Rates in Air Conditioning and Ventilation Systems. The Damper is Designed without a Seal (Approximately mm Clearance all Around). - Pressure : Up to 'w.g. ( Up to Pa) - Velocity : Up to 0 fpm (Up to 0. m/s) - Temperature : F (ºC) Casing & Blade : - Galvanized Steel Axles : - Zinc Plated Square Mild Steel. Quadrant: - Galvanized and Locking Quadrant. Sizes D Length Casing Thickness Blade Thickness Axle & Bearing x x x x x 0x0 0x0 0x0 0x0 L Casing Blade Drive Spindle Beaded D - Galvanized Steel: (Standard) L.F.Q. Complying with ASTM A and aving G0 Coating Designation. - Stainless Steel : (Optional) Complying with ASTM A0 M / A0 M, Grade 0, 0L,, & L.

15 Circular Type : AL - VCD A s per: - SMACNA ( nd Edition-) See Pages. /. DOA- QATAR - PONE: FAX: +- Circular Volume Control Damper TYPE: Circular ( AL-VCD) is Fabricated o f Aluminum. AL-VCD shall be Installed Between Two Pieces o f Circular Ducts or Plenum Box. AL-VCD with Nominal Sizes of 00 to 0mm are Circular Control Dampers to Adjust Air Volume Flow Rates in Air Conditioning and Ventilation Systems. The Damper is Designed without a Seal (Approximately mm Clearance all Around). - Pressure : Up to 'w.g. ( Up to 000 Pa) - Velocity : Up to 0 fpm (Up to 0. m/s) - Temperature : F (ºC) Casing & Blade : - Aluminum Axles : - Zinc Plated Square Mild Steel. Quadrant: - Galvanized and Locking Quadrant. Sizes D Length Casing Thickness Blade Thickness Axle & Bearing x x x x x x x x x L Casing Blade Drive Spindle Beaded D * Materials Used for AL-VCD : - Aluminum Metal: Comply with ASTM B0, Alloy 00 Temper * All AL-VCDs Are Available With Actuators.

16

17

18

19 Remarks: DOA - QATAR - PONE: FAX: +-

20 Small Industries Zone - Pink Area Zone - Street - Bldg. Tel: Fax: + 00 P.O. Box: - Doha, State Of Qatar info@dvac-duct.com Website: