Class 1, Division 1 / IEC Zone 1

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nmichalk

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A few years back, I found in NEC that zone 1 (iec)telephones could be used in place of class 1, division 1 telephones. Any one know where I can confirm this?
 

don_resqcapt19

Moderator
Staff member
Location
Illinois
Occupation
retired electrician
Re: Class 1, Division 1 / IEC Zone 1

This is a duplicate topic. Please post any responses in the NEC area.
Don
 
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