Ex o / ob / oc

For Ex o / ob / oc, meaning is Oil Immersion; governing standard / law is EN/IEC 60079-6, verified against its source on 2026-08-11.

Designation: Ex o / ob / oc verified
Meaning: Oil Immersion verified
Governing standard / law: EN/IEC 60079-6 verified

Sourceeuroswitch.com

Verified2026-08-11

Review by2027-08-11

DatasetCertification marks and hazardous-area classifications: cross-market equivalences

What the source says

Oil Immersion - Ex o / ob / oc EN/IEC 60079-6

— euroswitch.com, retrieved 2026-08-11

Source

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

Last verified against source: 2026-08-11. Due for re-check by 2027-08-11. This page as Markdown · OKF bundle · full dataset as JSON.