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  2. Electrical equipment in hazardous areas - Wikipedia

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

    Canada has a similar system with CSA Group standard C22.1, the Canadian Electrical ... of the Mine Safety and Health Administration (MSHA), 30 CFR Part ...

  3. NEMA enclosure types - Wikipedia

    en.wikipedia.org/wiki/NEMA_enclosure_types

    Certified and labelled for use in areas with specific hazardous conditions: for indoor and outdoor use in locations classified as Class II, Groups E, F, or G as defined in NFPA standards such as the NEC. 10: MSHA. Meets the requirements of the Mine Safety and Health Administration, 30 CFR Part 18 (1978). 11: General-purpose.

  4. Title 30 of the Code of Federal Regulations - Wikipedia

    en.wikipedia.org/wiki/Title_30_of_the_Code_of...

    It is available in digital and printed form, and can be referenced online using the Electronic Code of Federal Regulations (e-CFR). 30 CFR Part 11 regulations for respirators have been moved to Title 42, Part 84. [1]

  5. Mine Safety and Health Administration - Wikipedia

    en.wikipedia.org/wiki/Mine_Safety_and_Health...

    The Mine Safety and Health Administration (MSHA) (/ ˈ ɛ m ʃ ə /) is a large agency of the United States Department of Labor which administers the provisions of the Federal Mine Safety and Health Act of 1977 (Mine Act) to enforce compliance with mandatory safety and health standards as a means to eliminate fatal accidents, to reduce the frequency and severity of nonfatal accidents, to ...

  6. Electrical safety standards - Wikipedia

    en.wikipedia.org/wiki/Electrical_safety_standards

    The electrical safety develops with the technical progress. In 1989 OSHA [1] promulgated a much-needed regulation in the General Industry Regulations. Several standards are defined for control of hazardous energy, or lockout/tagout. In 1995 OSHA was successful in promulgation of regulations for utility. [2]

  7. Mining Enforcement and Safety Administration - Wikipedia

    en.wikipedia.org/wiki/Mining_Enforcement_and...

    The Mining Enforcement and Safety Administration (MESA) under the U.S. Department of the Interior was the predecessor of the Mine Safety and Health Administration, prior to March 9, 1978. [1] It was formed by the Federal Coal Mine Health and Safety Act of 1969, [2] and co-approved respirators with NIOSH under 30 CFR Part 11. [3]

  8. Federal Mine Safety and Health Act of 1977 - Wikipedia

    en.wikipedia.org/wiki/Federal_Mine_Safety_and...

    It can be found in the United States Code under Title 30, Mineral Lands and Mining, Chapter 22, Mine Safety and Health. The S. 717 legislation was passed by the 95th United States Congressional session and enacted into law by the 39th President of the United States Jimmy Carter on November 9, 1977. [ 1 ]

  9. Workplace safety standards - Wikipedia

    en.wikipedia.org/wiki/Workplace_Safety_Standards

    The standards are drawn up with a set of rules for protection from to limit human exposure to electric fields, magnetic fields and electromagnetic fields. Frequency bands of danger EMF, Zones of danger EMF, types of risks, safety and shielding equipment are categorized in the standards. Electrical safety analyser

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