VCD B 10 series

Damper Performance Ratings

Operating Pressure – 4”w.g(1000Pa.)Max.

Leakage – Class-III(ReferAMCA500D)

Velocity – 1500fpm(7.5m/s).

Standard Construction

Frame

6’’x1.18”x18 gauge(150x30x1.2mm) thick roll formed
galvanized steel‘C’ channel with Embossed type for low
leakage application.

Blades

6” (152 mm) wide, 1.2 mm (18 gauge) thick galvanized
steel 3V type roll formed.

Bushes

Nylon.

Mechanical Linkage

Galvanized steel link ages concealed with in the frame.

Axles

12mm square galvanized steel.

Quadrant

Heavy gauge galvanized steel with position indications
Shut,1/4,1/2,3/4,Open.

Gasket

Neoprene/foamgasket.

Optional Fittings

Gear Wheel

Gear wheel sare of heat resistant Nylon placed with in the
frame instead of mechanical linkage for rattle free smooth
operation, operated with PVC knob/Quadrant.

Bushes

Brass/Bronze/StainlessSteel.

Axles

12mm diameter galvanized steel.

Transitions

Neck adaptor for round duct connections

Alphabet indicates the type of blade operation

A-ParallelBlade

B-OpposedBlade

C-GearOpposedBlade

Optional Construction

Frame :Thicknes supto1.5mm

Frame Depth :130 mm Optional

Blade :Thickness upto1.5mm

Blade Width :Upto 150mm

Frame Type :SNC

Frame and Blade Material : StainlessSteel(304/316L)
:Aluminium

Note:

Increments of 2”(50mm) possible with combination of 4’’6’’ bladewidth.

Maximum single module size is 48”x48” (1200x1200mm).

Damper, width W >48” (1200mm) or H > 48” (1200mm), is provided with a center mullion partition.

Dampers of size W or H > 800 mm will have two side linkage.