SGS-BASSEFA-ATEX EX Guidance-Wallchart 3-A2
SGS-BASSEFA-ATEX EX Guidance-Wallchart 3-A2
SGS-BASSEFA-ATEX EX Guidance-Wallchart 3-A2
ATEX DSEAR
ATEX AND DSEAR:
GUIDANCE FOR END USERS EX
RELATIONSHIP BETWEEN EUROPEAN ATEX WORKPLACE DIRECTIVE AND DSEAR COMPLIANCE OVERVIEW
AND UK LEGISLATION
PROVISIONS DSEAR (UK) ATEX 1999/92/ GUIDANCE
ATEX EC
(ATMOSPHERE EXPLOSIBLE) Assess the risks and identify the necessary control measures Reg 5 Article 4.1 HSE ACOP L138
EMPLOYERS, Implement the necessary technical and organizational measures including suitable Reg 6, Article 3 HSE ACOP L138
WORKPLACE OWNERS
& LANDLORDS provision for accidents, incidents and emergencies Schedule 1
MANUFACTURERS
Classify the areas where potentially explosive atmospheres may exist into zones Reg 7, Schedule 2 Article 7.1 EN 60079-10-1
PRODUCT DIRECTIVE CHEMICAL AGENTS WORKPLACE EN 60079-10-2
2014/34/EU DIRECTIVE DIRECTIVE Industry Codes
(See Note) (98/24/EC) 1999/92/EC Mark the classified areas using the appropriate warning signs Reg 7, Schedule 4 Article 7.3
Inspect, assess, modify or replace the equipment on the basis of the level of risk Reg 5 & 6, Article 3 & EN 60079-14
and the ability of the equipment to create a source of ignition Schedule 1 4.1 EN 60079-17
EN 60079-19
EPSR DSEAR
Equipment and Protective Dangerous Substances and Ensure personnel at risk, and others who may be affected, receive appropriate training Reg 9 Annex II 1.1
Safety
Systems Intended for Use related Explosive Atmospheres Create and maintain an Explosion Protection Document (EPD–ATEX 99/92/EC Reg 5 Article 8 HSE ACOP L138
in Potentially Explosive aspects Regulation requirement only) or equivalent document referencing the necessary information EN60079-17
Atmosphere Regulations SI ~ 2002 NO. 2776 (UK)
(UK only) for the identified hazardous areas. Documentation must include an
SI ~ 2016 NO. 1107 (UK) SR ~ 2003 NO. 152
SR ~ 2017 NO. 90 (N. IRELAND) (N. IRELAND)
effective equipment maintenance and inspection regime
Regularly review and audit the areas and systems to ensure that they remain Reg 5 No specific HSE ACOP L138
NOTE: ATEX PRODUCT DIRECTIVE 94/9/EC HAS BEEN SUPERSEDED BY NEW DIRECTIVE effective reference
2014/34/EU, THE NEW DIRECTIVE IS APPLICABLE FROM 20/4/16. RELEVANT STATUTORY Note 1: DSEAR Reg 7(4), ATEX 99/92/EC, Annex II 2.8 Prior to new plant and facilities being used for the first time, the overall explosion safety shall be verified by a competent person
INSTRUMENTS HAVE ALSO CHANGED. Note 2: DSEAR Reg 11 Article 6, where workers from several undertakings are present in same workplace, the employer responsible for that workplace must co-ordinate the health and safety measures
ATEX CODING
© SGS United Kingdom Ltd – 2019 – All rights reserved - SGS is a registered trademark of SGS Group Management SA 5607/0419 - BAS-WS-003 - Issue 2 - May 2019
GAS GROUPS DUST GROUPS TEMPERATURE CLASS EQUIPMENT PROTECTION LEVEL INGRESS PROTECTION (IP)
GAS REPRESENTATIVE TEST DUST MAXIMUM SURFACE EQUIPMENT PROTECTION LEVEL ZONE TYPE OF PROTECTION IP RATING
T CLASS
GROUP GAS GROUP TEMPERATURE Ga 0 Hazardous area equipment typically requires a minimum IP rating of
I Methane (mining only) T1 450°C Gb 1 IP54 but may be assessed and tested to the higher ratings below:
Combustible
IIIA Gc 2 Dust Dust Protected IP5x
IIA Propane flyings T2 300°C
Da 20 Dust Tight IP6x
IIB Ethylene
T3 200°C Db 21 Water Protection against – splashing water IPx4
IIC Hydrogen Non-conductive
IIIB Dc 22 Protection against – water jets IPx5
dust T4 135°C
Ma Energized* Protection against – powered water jets IPx6
Gases are classified according to the ignitability Protection against – temporary immersion IPx7
T5 100°C Mb De-energized*
of gas-air mixture. Refer to EN 60079-20-1 for
classification of common gases and vapours. IIIC Conductive dust Protection against – continuous immersion IPx8
T6 85°C G=gas, D=dust, M=mining *in presence of explosive atmosphere
See IEC/EN 60529 for full definitions of IP ratings
SGS BASEEFA SERVICES •• IEC 61508 certification SGS BASEEFA LIMITED tel. +44 (0)1298 766600
•• Training and technical advice
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•• Quality system approval •• IECEx service facility certification Rockhead Business Park,
certification e-mail: baseefa@sgs.com
•• Assistance with DSEAR •• Technical file storage Staden Lane, Buxton, SK17 9RZ
•• IECEx certificate of personnel competence (ATEX user directive) implementation www.sgs.co.uk/sgsbaseefa
•• Testing