APPLICATION
KVCD-AF, Volume Control Damper, is designed to provide superior air control with high performance and heavy duty construction.
FEATURED STANDARD CONSTRUCTION
• FRAME:
- Constructed from 18 Ga (1.2 mm) galvanized steel.
• BLADES:
- Constructed from extruded aluminum Airfoil blades.
• BLADE ARRANGEMENT:
- Parallel blade arrangement.
• BEARINGS:
- Plastic bearings.
- Bronze bearings for motorized volume damper.
• AXLES:
- 0.47” (12mm) square zinc plated steel stud.
• LINKAGE:
- Concealed in frame 10 Ga zinc plated steel.
• BRACKET:
- 1” elevated hand bracket.
• MANUAL HAND-QUADRANT:
- Galvanized steel die cast hand-quadrant plated for square or round shaft installed on an elevated hand bracket.
• FLANGE:
- 3.5 cm duct flange, same thickness as construction.
• FINISH:
- Mill Finish
• SIZES:
- Minimum size: 4”x4”
- Maximum size: 48”x48”
OPTIONS
• With blade seal
• Low leakage: with sealant and jamb seal
• Ultra low leakage: with sealant, blade seal and jamb seal
• Opposed blade arrangement
• Galvanized or Stainless steel (304 or 316) blade
- Highlighted sizes: 1 mm blade thickness
- Non-highlighted sizes: 1.5 mm blade thickness
• Galvanized, Stainless Steel (304 or 316) or Aluminum construction
• 1.5 mm frame thickness.
• 1.0 mm frame thickness (not available for Aluminum Construction
Maximum size 24”x24” for low and ultra-low leakage).
• Bronze or Stainless Steel bearing
• Duct Flange sizes: 2 cm, 2.5 cm, 3 cm or 4 cm.
• 2” elevated hand bracket
• Motorized volume damper
- Electric or pneumatic actuator
- Spring return or non-spring return actuator
- 24V (AC or DC) or 230V (AC)
- With or without Auxiliary Switch
• Extended shaft: Without hand quadrant, with 4.7” (120 mm) extended shaft beyond the air control frame
• Limit switch