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  2. Electrical equipment in hazardous areas - Wikipedia

    en.wikipedia.org/wiki/Electrical_equipment_in...

    Equipment has flameproof gaps (max 0.006" (150 μm) propane/ethylene, 0.004" (100 μm) acetylene/hydrogen) IEC/EN 60079-1 Zone 1 if gas group & temp. class correct Motors, lighting, junction boxes, electronics Increased safety e Equipment is very robust and components are made to a high quality: IEC/EN 60079-7 Zone 2 or Zone 1

  3. Electrical safety standards - Wikipedia

    en.wikipedia.org/wiki/Electrical_safety_standards

    Electrical shocks on humans can lead to permanent disabilities or death. Size, frequency and duration of the electrical current affect the damage. [8] The effects from electric shock can be: stopping the heart beating properly, preventing the person from breathing, causing muscle spasms. The skin features also affect the consequences of ...

  4. Fire safety - Wikipedia

    en.wikipedia.org/wiki/Fire_safety

    Fire safety equipment at a construction site in China Property loss caused by arson. Fire safety is the set of practices intended to reduce destruction caused by fire.Fire safety measures include those that are intended to prevent the ignition of an uncontrolled fire and those that are used to limit the spread and impact of a fire.

  5. Fire alarm system - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_system

    Remote annunciator: a device that connects directly to the panel; the annunciator's main purpose is to allow emergency personnel to view the system status and take command from outside the electrical room the panel is located in. Usually, annunciators are installed by the front door, the door the fire department responds by, or in a fire ...

  6. Forensic electrical engineering - Wikipedia

    en.wikipedia.org/wiki/Forensic_electrical...

    Forensic electrical engineers are also involved in some arson and set-fire investigations; while it is not common for arsonists to cause electrical failures to ignite fires, the presence of electrical appliances and systems in many fires scenes often requires them to be evaluated as possible accidental causes of the fire. Some electrical means ...

  7. NFPA 70E - Wikipedia

    en.wikipedia.org/wiki/NFPA_70E

    NFPA 70E (Standard for Electrical Safety in the Workplace) is a standard of the National Fire Protection Association (NFPA). The document covers electrical safety requirements for employees. The NFPA is best known for publishing the National Electrical Code (NFPA 70).

  8. 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 ...

  9. Fire protection engineering - Wikipedia

    en.wikipedia.org/wiki/Fire_protection_engineering

    Studies in combustion, probabilistic risk assessment or risk management, the design of fire suppression systems, fire alarm systems, building fire safety, and the application and interpretation of model building codes, and the measurement and simulation of fire phenomena complete most curricula. [6] [7]