UL698A Clarification

Posted on by P.J. Kortens


Standard 698A – Standard for Industrial Control Panels Relating to Hazardous (Classified) Locations

These requirements cover industrial control panels intended for general industrial use and installation in unclassified locations with intrinsically safe circuit extensions into the following hazardous (classified) locations in accordance with the National Electrical Code (NEC), NFPA 70:

a)    Class I, Division 1;

b)    Class I, Zone 0 and Zone 1;

c)    Class II, Division 1;

d)    Class III, Division 1; and

e)    Zone 20 and Zone 21.



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