Reference Source

(no NEC 500 equivalent)

For (no NEC 500 equivalent), category is area classification; iec / atex designation is Zone 0; basis or note is Explosive atmosphere continuously or for long periods (>1000 hrs/yr), recorded from its source on 2026-08-06.

Category
area classification our reading
North American designation
(no NEC 500 equivalent)
IEC / ATEX designation
Zone 0 verified
Basis or note
Explosive atmosphere continuously or for long periods (>1000 hrs/yr) verified
Sourceexknowledge.com
Verified2026-08-06
Review by2028-08-05
DatasetNorth American vs IEC/ATEX explosion protection designations

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Zone 0 | Explosive atmosphere continuously or for long periods (>1000 hrs/yr)

exknowledge.com, retrieved 2026-08-06

Source

Last verified against source: 2026-08-06. Due for re-check by 2028-08-05. This page as Markdown · OKF bundle · full dataset as JSON.