STJH-DYNAMIC-FIRE-DAMPER-305X305-VERTICAL

Dynamic Fire Damper 305 x 305 mm Vertical

A small curtain fire damper for vertical duct penetrations.

Narrow frame depth helps fit shallow barrier details.
A replaceable thermal link provides a defined mechanical release point.

商品紹介

A folded galvanized curtain is retained clear of the opening during normal ventilation. Heat releases the fusible link and the stainless closure spring draws the curtain across the compact square frame.

主要な特徴

Narrow frame depth helps fit shallow barrier details.
A replaceable thermal link provides a defined mechanical release point.

技術的なパラメータ

Nominal Opening	305 x 305 mm
Mounting	Vertical
Frame Depth	56 mm
Frame and Curtain	Galvanized steel
Closure Spring	Stainless steel
Fire Resistance Configuration	1.5 hours
Dynamic Velocity	2000 fpm
Maximum Pressure	4 in. w.g.
Fusible Link Temperature	165 °F (74 °C)
カスタマイズ	Available for the intended barrier opening and duct connection.

Applications

Small supply penetrations through rated walls
Compact ventilation branches across fire partitions

Solutions for Your Application

The ventilation system may still be running during closure.

The dynamic curtain arrangement is selected for closure with airflow present.

A deep damper would crowd the wall connection.

The narrow frame can be incorporated into an appropriately sized connecting sleeve.

利用可能なオプション

212 °F thermal link
286 °F thermal link
Sleeve and retaining-angle configuration

Planning a Dynamic Fire Damper 305 x 305 mm Vertical specification?

寸法、設置条件、性能目標、必要な表面仕上げをお送りください。

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