RS250

Item:
#RS250

RS250

Smoke Leakage Class I True Round Smoke Damper

This damper automatically closes upon loss of power, and is controlled by a smoke detection system.

Notable Features

Smoke Leakage Class I

Dual Direction Airflow

Approved for Dynamic Conditions

UL Approved

AMCA Tested

Quick Specs

Depth:            18"

Orientation: Vertical or Horizontal

Frame Material:        20 ga. Rolled Galvanized Steel

Frame Type: Round

Blade Material:         20 ga. Double-Thickness Galvanized Steel (equal to 14 ga.)

Blade Action: Single Blade

Blade Seals: Silicone

Actuator: Electric

UL Classified: Smoke Leakage Resistance Class I 250°F or 350°F

Approved for Dual Direction Airflow

Approved for Dynamic Conditions

AMCA:           Tested to Standard 500D

Max Differential Pressure: 4 or 6 in. wg.

Max Velocity: 2000 or 3000 FPM

Construction & Performance Requirements Met Underwriters Laboratories, Inc. (UL): Standard 555S, National Fire Protection Association Standards 80 and 90A, California State Fire Marshall Listing #3225-1328:124

 

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