Reference Source

AEx nC

For AEx nC, market / system is US; stated equivalent is Zone 2; meaning is Enclosed Break; applies to is Class I; governing standard / law is ISA 60079-15, verified against its source on 2026-08-11.

Designation
AEx nC verified
Market / system
US verified
Stated equivalent
Zone 2 verified
Meaning
Enclosed Break verified
Applies to
Class I verified
Governing standard / law
ISA 60079-15 verified
Sourceeuroswitch.com
Verified
Review by
DatasetCertification marks and hazardous-area classifications: cross-market equivalences

What the source says

Enclosed Break AEx nC US Class I Zone 2 ISA 60079-15

euroswitch.com, retrieved 2026-08-11

Sources disagree

More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.

Meaning

euroswitch.com says meaning is Enclosed Break, as of 2026-08-11.

Enclosed Break AEx nC US Class I Zone 2 ISA 60079-15

https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf

euroswitch.com says meaning is Limited Energy, as of 2026-08-11.

Limited Energy AEx nC US Class I Zone 2 ISA 60079-15

https://www.euroswitch.com/wp-content/uploads/euroswitch-hazardous-area-guide_V6.pdf

Source

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