dear all
do you have NFPA 497 - 2017 ? thanks
NFPA 497-2017: Recommended Practice for the Classification of Flammable Liquids* Gases* or Vapors and of Hazardous (Classified) Locations for Electrical Installations in Chemical Process Areas
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dear all
do you have NFPA 497 - 2017 ? thanks
NFPA 497-2017: Recommended Practice for the Classification of Flammable Liquids* Gases* or Vapors and of Hazardous (Classified) Locations for Electrical Installations in Chemical Process Areas
![]()
will try to find it after 2017/01/21.
the facility with ieeXplore login doesn't open till then
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