SD-333-2-PB Low Leakage Smoke Damper

Description

POWER OPEN/SPRING CLOSURE

ULTRA-LOW LEAKAGE: Class 2

VELOCITY: up to 2000 fpm (24”x24” 4000fpm)

PRESSURE: up to 4 in. w.g.

INSTALLATION: Vertical and Horizontal

STANDARD CONSTRUCTION

FRAME: 16 Ga. galvanized steel interlocking stacked hat section channel frame construction

BLADES: 16 GA. galvanized 3″V” formed

BEARINGS: Sintered bronze, oil impregnated

AXLES: 1/2 Sq zinc-plated steel studs

LINKAGE: .12 X .50 Zinc-plated steel concealed in the channel frame

FINISH:  Mill galvanized

BLADE SEALS:  60-65 Durometer silicone rubber with laminated acrylic adhesive permanently bonded to blade edges.

JAMB SEALS: Corrosion-resistant stainless steel

JACKSHAFT:  1/2″ Dia. zinc plated steel with jackshaft connector coupling

ACTUATOR:
Specify type:            electric or pneumatic
Specify brand:         SIEMENS, HONEYWELL, BELIMO
Specify mounting:   external or internal
Specify voltage:       24V, 120V, 220V

OPTIONAL MATERIAL: Stainless steel construction

DOCUMENT:

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