ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES
1/ DUST HAZARDS (D): ZONES 20, 21 and 22
INDUSTRIES AFFECTED:
INDUSTRIES AFFECTED TYPES OF DUST APPLICATIONS
Silos, our milling, baking, agri-foods, etc.
Wood, manufactures of furniture and corks.
Wood silos, waste sorting, textiles, etc.
Cereals, starch, sugar, our, milk,
Wood, bark, cork, cotton, paper, etc. Storage, transportation, processing
1 – FOOD DUST
chocolate, colorings, etc.
2 – PLANT DUST
Storage, transportation (mechanical, on road
vehicles), milling, crushing, lling, etc.
Surface treatment, shot blasting,
sandblasting, etc.
Processing of plastics, tires, paints, etc.
3 – METAL DUST
Aluminum, magnesium, ferro alloys, etc. Processing
4 – DUST FROM INDUSTRIAL PROCESSING
Plastics, powder coatings, fertilizers, rubber,
elastomers, resins and synthetic adhesives, etc.
Storage, transportation, processing
2
ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES
- is list is not exhaustive
2/ GAS HAZARDS (G): ZONES 0, 1 and 2
INDUSTRIES AFFECTED:
INDUSTRIES AFFECTED
Automotive, mechanical, boiler construction,
plastic parts or parts with a plastic appearance
Processing of aerosol dispensers
Automotive outsourcing, earthenware,
glass, high-power heating (ovens), etc.
TYPE OF HAZARD /
PRESENCE OF GAS
SOLVENT VAPORS (TYPE IIB)
Liquid paint, varnish, bonding,
stripping, etc.
PROPELLANT GAS
Lubricants, perfumes, paint,
surface treatment, etc.
GAS EMISSIONS AND LEAKS
Heating processes, hydrogen furnaces
APPLICATIONS
Paint booths, processing.
Filling processes
Oven proximity, control unit,
processing, etc.
All-industry handling with forklift
(warehouse storage)
Petrochemicals, oil exploration,
production, rening and storage
Gas classication: see the Appleton catalogue
HANDLING AND STORAGE OF DANGEROUS PRODUCTS
Butane, propane, etc.
FOSSIL FUELS
Oil, petrol, methane, etc. Processing, storage, transportation, etc.
ELECTRICAL EQUIPMENT FOR EXPLOSIVE ATMOSPHERES
Battery charging area for trucks,
storage areas, etc.
3
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