K-BALL
ATEX - Operating and Safety Instructions
Ball Valves
Additional Safety Instructions for Valves and
Accessories being used in a Potentially Explosive
Atmosphere under ATEX 94/9
Reference
These are additional safety instructions to PED document number:
GACBL-0013.
See also: www.
Marking
ATEX 94/9/EC, Group II, Category 2, GD
Note: Recapitulation of the information with the equipment is marked.
valves.emerson.com
Selection
• Ensure that the equipment is marked with the correct equipment group, category and type of
atmosphere for the application and that the safety instructions are followed for each item of the
equipment.
• In particular, all items included in an actuator package, including valve, actuator and all
accessories should be CE marked to ATEX in the appropriate and / or requested category.
Installation
• The installer must only use tooling appropriate to the working area, see EN 1127-1 Annex A.
• Installation has to be carried out at ambient temperature.
• During installation ensure that no metallic shocks / impacts are made to the equipment or the
adjacent pipework.
• Ensure that the equipment is suitably earthed, through the pipe or individually.
• The installer should thoroughly follow the operating and safety instructions provided for each
individual item of equipment.
• When the valve is to handle hot fluids or fluids where exothermic reactions may take place, the
end user must take all the necessary measures to ensure that the hot surface of the valve cannot
provide a source of ignition to the surrounding gas, vapor, mist or dust atmosphere.
• Before putting into use or during operation with a dangerous fluid, ensure that no release of the
fluid to atmosphere can take place.
Maintenance
• The operator must ensure that only personnel qualified to work in a potentially hazardous area
are allowed to carry out maintenance appropriate to the category of the equipment in use.
• The end user must ensure that only tooling appropriate to the working area is used, see
EN 1127- 1 Annex A.
• All equipment must only be fitted with manufacturer’s original spare parts.
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without notice GACCH-0024-EN-1308
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