MCD B 20 Series - AMCA

Damper Performance Ratings

OperatingPressure – 6” wg (1500Pa.) Max.

Leakage – Class- I (Refer AMCA 500-D-12).

Velocity – 2000fpm (10.1m/s).

Standard Construction

Frame

6” x 1.18” x 18 gauge (150 x 30 x 1.2 mm) thick roll formed galvanized steel ‘C’ channel.

Blades

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

Bushes

Bronze.

Mechanical Linkage

Galvanized steel linkages concealed in the frame.

Axles

12 mm square galvanized steel.

Transitions

Neck adaptor for round duct connections.

Actuator

Honeywell/Belimo/Sauter (24V AC/230V AC)

Alphabet indicates the type of blade operation

A – Parallel Blade.
B – Opposed Blade.
C – Gear Opposed Blade

Optional Construction

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)

Note:

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