Intrinsically Safe (IS)
What is the category for Intrinsically Safe (IS)?
For Intrinsically Safe (IS), category is protection concept; iec / atex designation is Ex i (Ex ia, Ex ib); iec standard is IEC 60079-11; basis or note is Limit energy below ignition threshold, recorded from its source on 2026-08-06.
Intrinsically Safe (IS) | Ex i (Ex ia, Ex ib) | IEC 60079-11 | Limit energy below ignition threshold
— exknowledge.com, retrieved 2026-08-06
- Category
- protection concept our reading
- North American designation
- Intrinsically Safe (IS) verified
- IEC / ATEX designation
- Ex i (Ex ia, Ex ib) verified
- IEC standard
- IEC 60079-11 verified
- Basis or note
- Limit energy below ignition threshold verified
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.
Source
- exknowledge.comhttps://exknowledge.com/pages/nec-500-vs-atex-iec.html