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2. Plenum cable - Wikipedia

   en.wikipedia.org/wiki/Plenum_cable

   The fire requirements on riser cable are not as strict. Thus, plenum cable can always replace riser cable, but riser cable cannot replace plenum cable in plenum spaces. Both plenum and riser cables commonly include a rope or polymer filament with high tensile strength, which helps support the weight of the cable when it is dangling in an open ...

3. Mineral-insulated copper-clad cable - Wikipedia

   en.wikipedia.org/wiki/Mineral-insulated_copper...

   Since MI cables use no organic material as insulation (except at the ends), they are more resistant to fires than plastic-insulated cables. MI cables are used in critical fire protection applications such as alarm circuits, fire pumps, and smoke control systems. In process industries handling flammable fluids MI cable is used where small fires ...

4. Circuit integrity - Wikipedia

   en.wikipedia.org/wiki/Circuit_integrity

   Circuit integrity fireproofing of cable trays using calcium silicate board system Circuit integrity fireproofing of cable trays Fire-resistant cables MI cables fastened into junction box that has not been fireproofed. Circuit integrity describes the extent of a fire's effect on an electrical circuit's operation. It is a form of fire-resistance ...

5. NFPA 72 - Wikipedia

   en.wikipedia.org/wiki/NFPA_72

   The NFPA 72 (National Fire Alarm and Signaling Code) is a standard published by the National Fire Protection Association every 3 years for installation of fire alarm systems and emergency communication systems in the United States.

6. Mystery surrounds shooting death of beloved Altadena couple - AOL

   www.aol.com/news/mystery-surrounds-shooting...

   One week after an Altadena couple — married for more than 30 years and beloved in their neighborhood — was found slain in their home, friends and family held a candlelight vigil in their honor ...

7. Fire alarm control panel - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_control_panel

   A fire alarm control panel (FACP), fire alarm control unit (FACU), fire indicator panel (FIP), or simply fire alarm panel is the controlling component of a fire alarm system. The panel receives information from devices designed to detect and report fires, monitors their operational integrity, and provides for automatic control of equipment, and ...