Differences between European and North American standards regarding protection against explosion 7-04 Constant presence risk Occasional presence risk Presence risk only in case of a defect IEC / EUROPE zone 0 zone 1 zone 2 U.S. / CANADA Division I Division II Risk category IEC / EUROPE U.S. / CANADA Ignition energy Methane Group I Not classifi ed Acetylene Group II C Class I Group A > 20 u J Hydrogen Group II C Class I Group B > 20 u J Ethylene Group II B Class I Group C > 60 u J Propane Group II A Class I Group D > 180 u J Metallic conducting dust In preparation Class II Group E Non metallic conducting dust In preparation Class II Group E Non conducting dust In preparation Class II Group F Fibres Not classifi ed Class III According to directive NEC 501-4b for Class 1 Division I, the use of fl exible metal conduit is not permitted; only cables inserted in rigid pipes with block joints, or special armoured cables with special barrier type fi ttings are allowed. For class 1 division II, for class 2 division I and II, for class 3 division I and II, besides rigid pipes also fl exible conduit and fi ttings are permitted, under the condition that they are UL listed. The Anaconda Sealtite conduits type HTDL, HTUA, UA and ZHUA as well as the regular Anaconda / Anamet fi ttings, are UL listed, and thus already permitted for this use. ANACONDA ATEX FITTINGS ENGINEERING DATA The Anaconda IECEx-ATEX cable-hose-fi ttings are certifi ed and marked according to Directive 94/9/CE: Ex I M2 / II 2 GD. This means that our IECEx-ATEX fi ttings can be used in mines in zone 1, as well as in all other explosive atmospheres containing gases, vapours and mists in zone 1 and 2 and containing dusts in zone 21 and 22. Certifi cation and marking of Anaconda IECEx-ATEX cable-hose-fi tting, according to standards: EN 60079-0 and IEC 60079-0 EN 60079-1 and IEC 60079-1 EN 60079-7 and IEC 60079-7 EN 61241-0 and IEC 61241-0 EN 61241-1 and IEC 61241-1 Next to the certifi cation and marking according to directive 94/9/CE the Anaconda cable-hose-fi ttings are certifi ed and marked according to the above mentioned EN and IEC standards: Ex d I / Ex e I / Ex d IIC / Ex e II / Ex tD A21
Aecat_uk
To see the actual publication please follow the link above