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ISO 9001 : 2008
CERTIFIED
Type: Square and Rectangular
Blade Type: 3V Single Skin
Construction: Galvanized Iron / Aluminum / Stainless Steel
Blade Operation: A-Parallel, B-Opposed, C-Gear Opposed
BETEC CAD. B-20 Series Motorized volume control dampers are square and rectangular type with parallel or opposed blade operation having single skin blade design. These dampers are subjected to medium pressure applications to achieve low leakage efficient operation. The square and rectangular type MCDs are designed for handling maximum air capacities at minimum pressure drop.
OperatingPressure – 6” wg (1500Pa.) Max.
Leakage – Class- I (Refer AMCA 500-D-12).
Velocity – 2000fpm (10.1m/s).
6” x 1.18” x 18 gauge (150 x 30 x 1.2 mm) thick roll formed galvanized steel ‘C’ channel.
6” (152 mm) wide,1.2 mm (18 gauge) thick galvanized steel 3V type roll formed.
Bronze.
Galvanized steel linkages concealed in the frame.
12 mm square galvanized steel.
Neck adaptor for round duct connections.
Honeywell/Belimo/Sauter (24V AC/230V AC)
Alphabet indicates the type of blade operation
A – Parallel Blade.
B – Opposed Blade.
C – Gear Opposed Blade
Frame : Thickness up to 1.5 mm
Frame Depth : Up to 150 mm
Blade : Thickness up to 1.5 mm
Blade Width : Up to 150 mm
Frame and Blade Material : Stainless Steel (304/316L)
Increments of 2” (50 mm) possible with combination of 4’’& 6’’ blade width.
Maximum single module size is 48”x40” (1200×1000 mm).
Damper, width W > 48” (1200 mm) or H > 40” (1000mm), is provided with a center mullion partition.
Dampers of size W or H > 800mm will have blade with stiffener.
*Indicates Betec Cad Models Certified by AMCA
