Prevention & protection

Prevention & protection

File prevention and protection terms.

Industry: Fire safety

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Prevention & protection

Nonrestorable initiating device

Fire safety; Prevention & protection

A device in which the sensing element is designed to be destroyed in the process of operation.

Restorable initiating device

Fire safety; Prevention & protection

A device in which the sensing element is not ordinarily destroyed in the process of operation, whose restoration can be manual or automatic.

Annunciator

Fire safety; Prevention & protection

A device indicating an off-standard or abnormal condition by both visual and audible signals.

Fire damper

Fire safety; Prevention & protection

A device installed in an air distribution system, designed to close automatically upon detection of heat, to interrupt migratory airflow and to restrict the passage of flame. Fire dampers are ...

A device installed in series with the ac grounding (green, or green with yellow stripe) conductor of the shore power cable to block, in effect, the low voltage dc galvanic current flow, yet permit ...

Ceiling radiation damper

Fire safety; Prevention & protection

A device installed to limit radiant heat transfer through an air outlet or air inlet opening in the ceiling of a floor-or roof-ceiling assembly having not less than a 1-hour fire resistance rating. ...