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Marking

Marking example in accordance with RL 2014/34/EU, EN IEC 60079-0 ff – Electrical equipment


  1. Manufacturer and address
  2. Type number of the product
  3. Other relevant information for industrial equipment
  1. Conformity mark (CE)
  2. Identification number of the notified body which - where required - certified the QA system or examined the products (Category 1 and 2)
  3. Ex mark
  4. Equipment group II - other areas (non-mining) Equipment category 2 - gases/vapours G, suitable for Zones 1 and 2 - dusts D, suitable for Zones 21 and 22
  5. EU-type examination certification notified body’s symbol, year notified body’s registration number
  6. CoC Certificate of Conformity notified body’s symbol, year notified body’s registration number
  7. - Explosion protection in compliance with EN IEC 60079-0 ff, Type of protection: flameproof enclosure and increased safety (gas) - Marked Ex d and Ex e, protection by enclosure (dust) - Marked Ex t
    - Explosion protection in compliance with EN IEC 60079-0 ff, Type of protection: flameproof enclosure and increased safety (gas) - Marked Ex d and Ex e, protection by enclosure (dust) - Marked Ex t
  8. Explosion group IIC (above ground, group C), explosion group IIIC (conductible dusts)
  9. Temperature class T6 (gas), max. surface temperature 80°C (dust)
  10. Equipment protection level Gb (high protection level) (gas), equipment protection level Db (high protection level) (dust)
  11. - "X" observe special conditions: e. g. “the light module must be installed in a way that ensures its mechanical protection from impact energy in accordance with EN 60079-0”.
    - “U” Ex Component which is not intended to be used alone. CE conformity is certified when installed into a complete operating equipment.
  12. Ambient temperature
  13. Marking in accordance with INMETRO (Example)

Marking example in accordance with Directive 2014/34/EU, EN and IEC standards (EN 13463-1ff/ISO 80079-36, -37) – Non-electrical equipment


  1. Manufacturer and address
  2. Type number of the product
  3. Other relevant information for industrial equipment
  1. Conformity mark(CE)
  2. dentification number of the notified body which - where required - certified the QA system or examined the products *
  3. Ex mark
  4. EEquipment group II - other areas (non-mining) Equipment category 2 - Gases/vapours G, suitable for Zones 1 and 2 - Dusts D, suitable for Zones 21 and 22
  5. EU-type examination certification Notified body’s symbol, year Notified body’s registration number (only with Category 1)
  6. - Explosion protection in compliance with EN ISO 80079-36, -37 standards type of protection: constructional safety - Marked Ex h
    - Explosion protection in compliance with EN 13463-1ff Type of protection: constructional safety - Marked c
    - Explosion protection in compliance with ISO 80079-36, -37 Standards type of protection: constructional safety - Marked Ex h
  7. Explosion group IIC (above ground, group C)
  8. Temperature class T6 (gas)
  9. Equipment protection level Gb (high protection level) (gas)
  10. - "X" observe special conditions: e. g. The gearbox is to be installed only in certain position.
    - "U" Ex Component which is not intended to be used alone. CE conformity is certified when installed into a complete operating equipment. Components don’t have any temperature class.
  11. Ambient temperature

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