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| | | Process Environment | | |
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| | | <1ÎApprovals" | | |
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| | | pert Guide to Hazardous Locations | |
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| | | Ex Marking | | |
| | | Acronyms | |
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| | | CENELEC - European Committee for Electrotechnical Standardization EU - European Union IEC - International Electrotechnical Commission I.S. - Intrinsically Safe MSHA - Mine Safety and Health Administration NEC® - National Electric Code8 | | |
| | | Explosion Protected Gas Group | | |
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| | | Ex d HC T5 | | |
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| | | Group Type of Protection Temperature C|ass | | |
| | | Area Classification Flammable Mate Present Continuously Present Intermittently | | |
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| | | | | | | | | | | | ieC/eu^J | Zone 0 (Zone 20 - dust) | Zonel (Zone 21 - dust) | Zone 2 (Zone 22 - dust) | | | | _I nec® 505 | Zone 0 | Zonel | Zone 2 | | | | nec® 500 | Division 1 | Division 2 | | | | | | | | | | | |
| | | n ■« j American Permitted Class Nat|ona| Type of Standard Protection Group Temperature J! J! Class ' Exp|os|on Gas Group Permitted Zone Protected j.S. Output | | |
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| | | IEC classification per IEC 60079-10. EU classification per EN 60 079-10. US classification per ANSI/NFPA 70 National Electric Code® (NEC®) Article 500 or Article 505 | | |
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| | | Apparatus Grouping | | |
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| | | | | | | | | | | Typical Gas/Dust/Fiber | US (NEC* 505) IEC EU | US (NEC* 505) | | | | | | | | | | Acetylene | Group IIC | Class I/Group A | | | | Hydrogen | (Group IIB + H | Class I/Group B | | | | Ethylene | Group IIB | Class I/Group C | | | | Propane | Group IIA | Class I/Group D | | | | Methane | Group I* | Mining* | | | | Metal Dust | None | Class Il/Group E | | | | Coal Dust | None | Class Il/Group F | | | | Grain Dust | None | Class Il/Group G | | | | Fibers | None | Class III | | | | *Not within scope of NEC®. Under jurisdiction of MSHA. | | | | | | | | | | | |
| | | Type of Protection (optional except for I.S.) | | |
| | | Permitted Class I | | |
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| | | Permitted Division (optional except for Division 2) | | |
| | | Temperature Class (T5&T6 optional) | | |
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| | | Permitted Gas Group | | |
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| | ctive 94 | , 2003) Euro ean Type of Protection ^ta.nda^tJ1 I Group Temperature | | | | Class ♦ t Explosion Gas Group Protected | | |
| | | Temperature Class | | |
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| | | | | | | | | | | | | m | | | | | 450° C | | T1 | T1 | | | | 300° C | | T2 | T2 | | | | 280° C | | | T2A | | | | 260° C | | | T2B | | | | 230° C | | | T2C | | | | 215° C | | | T2D | | | | 200° C | | T3 | T3 | | | | 180° C | | | T3A | | | | 165° C | | | T3B | | | | 160° C | | | T3C | | | | 135° C | | T4 | T4 | | | | 120° C | | | T4A | | | | 100° C | | T5 | T5 | | | | | | T6 | T6 | | | | | | | | | | | | | | | |
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| | | Type of Explosive Atmosphere: G (for gases, vapors and mist) D (for dusts) I | | |
| | | Explosion Protection Marking i | | |
| | | CE Conformity Marking | | |
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| | | 0000 © II 2 G | | |
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| | | t Identification Number of Notified Body Involved in Production Control Stage | | Î | | |
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| | | Category: 1 (for Zone 0 or 20) 2 (for Zone 1 or 21) 3 (for Zone 2 or 22) | | |
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| | | Equipment Group: I (for mines) II (for other than mines) | | |
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| | | © 2003 FM Global Technologies LLC. Condensed and reprinted with permission. All rights reserved, www.fmglobal.com/approvals | | |
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| | | 44 StoneL Corporation Phone: (218) 739-5774 • Toll-free: (800) 843-7866 • Website: www.stonel.com | | |
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