潜在爆炸性气体或蒸气环境的保护方法
Protection Methods for Potentially Explosive Gas/Vapor Atmospheres
保护类型 Type of Protection | 代码 Code | 市场 Market | 应用 Application | 校准 Standard | 保护原理 Protection Pinciple |
通用要求 General Requirements for Hazardous Locations | Ex Ex AEx Ex Ex | IEC China US US CA EU | EPL Ga,Gb,&Gc EPL Ga,Gb,&Gc Claxx I,Division 1&2 Claxx I,Zone 1&2 Claxx I,Zone 1&2 Category 1G,2G&3G | IEC 60079-0 FE 3600 ISA 60079-0 CSA C22.2 No.60079-0 EN 60079-0 | |
增安型 Increascd Safety | Ex e (or Ex eb) Ex e (or Ex eb) AEx e (or AEx eb) Ex e Ex e (or Ex eb) | IEC China US US CA EU | EPL Gb EPL Gb Claxx I,Zone 1 Claxx I,Zone 1 Category 2G | IEC 60079-7 GB 3836.3 ISA 6008-7 CSA C22.2 No.60079-07 EN60079-7 | 无弧，无火花，表面不发热 No arcs sparks or hot surfaces |
非点燃的 Non-Incendive | (VI) (VI) | US CA | CIass I,Division 2 CIass I,Division 2 | ISA 12.12.01/FM 3611 CSA C22.2 No.21.3 | |
无火花 Non-Sparking | Ex nA(or Er nAc) Ex nA(or Er nAc) EEx nA(or AEr nAc) Ex nA Ex nA(or Er nAc) | IEC China US CA EU | EPL GC EPL GC Class I.ZOne 2 Class I.ZOne 2 Category 3G | IEC 60079-15 GB 3836.8 ISA 60079-15 CSA C22.2 No.60079-15 EN 60079-15 | |
防爆型 Explosion-proof | (XP) (XP) | US CA | Class I.Division 1 Class I.Division 1 | UL 1203/FM 3615 CSA C22.2 No.30 | 控制爆炸，熄灭火焰 Control the explosion and extinguish the flame |
隔爆型 Flame-proof | Ex d(or Ex db) Ex d(or Ex db) AEx d(or AEx db) Ex d Ex d(or Ex db) | IEC China US CA EU | EPL Gb EPL Gb Class I,Zone 1 Class I,Zone 1 Category 2G | IEC 60079-1 GB 3836.2 ISA 60079-1 CSA C22.2 No.6007 EN 60079-1 | |
封闭型 Enclosed Break | Ex nC (or Ex Cc) Ex nC (or Ex Cc) AEx nC (or AEx Cc) Ex nC Ex nC (or Ex nCc) | IEC Chima US CA EU | EPL Gc EPL Gc Class I,Zone 2 Class I,Zone 2 Category 3g | IEC 60079-15 GB 3836.8 ISA 60079-15 CSA C22.2 No.60079-15 EN 60079-15 | |
本安型 Intrinsic Safety | Ex IA,ib,IC Ex IA,ib,IC (IS) (IS) AEX ia AES ib Ex ia Ex Ib Ex ia,ib,ic AEx ic Ex ic | IEC China US CA US US CA CA EU US CA | EPL Ga,Gb,Gc EPL Ga,Gb,Gc Class I,DIVISION 1 Class I,DIVISION 1 Class I,Zone 0 Class I,Zone 1 Class I,Zone 0 Class I,Zone 1 Category 1G,2G,3G Class I,Zone 2 Class I,Zone 2 | IEC 60079-11 GB 3836.4 UL 913/FM 3610 CSA C22.2 No .157 ISA 60079-11/FM 3610 ISA 60079-11/FM 3610 CSA C22.2 No.60079-11 CSA C22.2 No.60079-11 EN 60079-11 ISA 60079-11/FM 3610 CSA C22.2 No.60079-11 | 限制火花能量和表面温度 Limit energy of sparks and surface temperature |
正压型 Pressurization | Type X,y Type X,y Type Z Type Z Ex Px(or Ex Pxb) Ex Px(or Ex Pxb) AEx pX(or AEx pxb) Ex py Ex PY(or Ex Pyb) Ex PY(or Ex Pyb) Ex PY(or Ex Pyb) AEx PY(or AEx Pyb) Ex py Ex py (or Ex pxb) Ex pz (or Ex pzb) Ex pz (or Ex pzb AEx pz(or AEx pzb) Ex pz(or Ex pzb) Ex pz(or Ex pzb) | US CA US CA IEC China US CA EU IEC China US CA EU IEC China US CA EU | Class I.Division 1 Class I.Division 1 Class I.Division 2 Class I.Division 2 EPL Ga EPL Ga Class I,Zone 1 Class I,Zone 1 Category 2G EPL Gb EPL Gb Class I,Zone 1 Class I,Zone 1 Category 2G EPL Gc EPL Gc Class I,Zone 2 Class I,Zone 2 Category 3G | FM 3620(NFPA 496) NFPA 496 FM 3620 (NFPA 496) NFPA 496 IEC 60079-2 GB 3836.5 ISA 60079-2 GB 3836.5 ISA 60079-2 GB 3836.5 ISA 60079-2 CSA C22.2 No.60079-2 EN 60079-2 IEC 60079-2 GB 3836.5 ISA 6079-2 ISA 6079-2 CSA C22.2 No.60079-2 EN 60079-2 | 阻止可燃性气体进入 Keep flammable gas out |
限制呼吸型 Resricted Breathing | Ex nR (or Ex nRc) Ex nR (or Ex nRc) AEx nR(or AEx nRc) Ex nR Ex nR (or Ex nRc) | IEC China US CA EU | EPL Gc EPL Gc Class I,Zone 2 Class I,Zone 2 Category 3G | IEC 60079-15 GB 3836.8 ISA 60079-15 CSA C22.2 No.60079-15 EN 60079-15 | |
浇封型 Encapsulation | Ex ma mb mc Ex ma mb mc Ex ma mb mc AEx ma Ex mb AEx mb Ex mb AEx mc Ex mc | IEC China EU US CA US CA US CA | EPL Ga,Gb,Gc EPL Ga,Gb,Gc Category 1G 2G 3G Class I,Zone 0 Class I,Zone 1 Class I,Zone 1 Class I,Zone 1 Class I,Zone 2 Class I,Zone 2 | IEC 60079-18 GB 3836.9 EN 60079-18 ISA 60079-18 CSA C22.2 No.60079-18 ISA 60079-18 CSA C22.2 No.60079-18 ISA 60079-18 CSA C22.2 No.60079-18 | |
油浸型 Oil im mersion | Ex o(or ob) Ex o(or ob) AEx o(or AEx b) Ex o Ex (or Ex ob) | IEC China US CA EU | EPL Gb EPL Gb Class I,Zone 1 Class I,Zone 1 Category 2G | IEC 60079-6 GB 3836.6 ISA 60079-6 CSA C22.2 No.60079-6 IEC 60079-6 | |
充砂型 Powder Filling | Ex q(or Ex qb) Ex q(or Ex qb) AEx q(or AEx qb) Ex q Ex q(or Ex qb) | IEC China US CA EU | EPL Gb EPL Gb Class I,Zone 1 Class I,Zone 1 Category 2G | IEC 60079-5 GB 3836.7 ISA 60079-5 CSA C22.2 No.60079-5 IEC 60079-5 |
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