| hasCreationDate | 2007.06.17 |
| hasCreator | mvsen |
| hasDefinition | An hazardous area in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas, vapour or mist is likely to occur in normal operation occasionally |
| hasDesignation | ZONE 1 IEC 60079-10 |
| hasDesignationAbbrev | ZONE 1 |
| hasDesignationAltern | CENELEC ZONE 1 - NEC 505 ZONE 1 |
| hasIdPCA | RDS4974055578 |
| hasNote | IEC 60079-10, 2.5.2, (IEV 426-03-04 modified) |
| hasNoteExplanatory | Flamable atmospher present intermittently > 10 <1000 hrs/annum |
| hasStatus | Recorded |