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4331+ standards in database
4331 result(s) found
爆炸性环境 第2部分：由隔爆外壳“d” 保护的设备
Explosive atmospheres - Part 2: Equipment protection by flameproof enclosures “d”
爆炸性环境 第19部分：现场总线本质安全概念(FISCO)
Explosive atmospheres - Part 19: Fieldbus intrinsically safe concept (FISCO)
爆炸性环境 第18部分：本质安全系统
Explosive atmospheres - Part 18: Intrinsically safe system
爆炸性环境 第1部分：设备 通用要求
Explosive atmospheres - Part 1: Equipment - General requirements
可燃性粉尘环境用电气设备 第7部分：正压保护型“pD”
Electrical apparatus for use in the presence of combustible dust - Part 7: Type of protection “pD”
可燃性粉尘环境用电气设备 第6部分：浇封保护型“mD”
Electrical apparatus for use in the presence of combustible dust - Part 6: Protection by encapsulation“mD”
可燃性粉尘环境用电气设备 第4部分：本质安全型“iD”
Electrical apparatus for use in the presence of combustible dust - Part 4: Protection by intrinsic safety “iD”
可燃性粉尘环境用电气设备 第2部分：选型和安装
Electrical apparatus for use in the presence of combustible dust - Part 2: Selection and installation
爆炸性环境 第20部分：设备保护级别（EPL）为Ga级的设备
Explosive atmospheres - Part 20: Equipment with equipment protection level (EPL) Ga
爆炸性环境用非电气设备 第8部分：液浸型“k”
Non-electrical equipment for potentially explosive atmospheres - Part 8: Protection by liquid immersion “k”
爆炸性环境用非电气设备 第6部分：控制点燃源型“b”
Non-electrical equipment for use in potentially explosive atmospheres - Part 6: Protection by control of ignition source “b”
爆炸性环境用非电气设备 第5部分：结构安全型“c”
Non-electrical equipment for use in potentially explosive atmospheres - Part 5: Protection by constructional safety “c”
爆炸性环境用非电气设备 第3部分：隔爆外壳型“d”
Non-electrical equipment for use in potentially explosive atmospheres - Part 3: Protection by flameproof enclosure“d”
爆炸性环境用非电气设备 第2部分：限流外壳型“fr”
Non-electrical equipment for potentially explosive atmospheres - Part 2: Protection by flow restricting enclosure“fr”
爆炸性环境用非电气设备 第1部分：基本方法和要求
Non-electrical equipment for potentially explosive atmospheres - Part 1: Basic method and requirements
爆炸性环境 爆炸预防和防护 第2部分：矿山爆炸预防和防护的基本原则和方法
Explosive atmospheres - Explosion prevention and protection - Part 2: Basic concepts and methodology for mining
爆炸性环境 爆炸预防和防护 第1部分：基本原则和方法
Explosive atmospheres - Explosion prevention and protection - Part 1: Basic concepts and methodology
燃油加油站防爆安全技术 第3部分：剪切阀结构和性能的安全要求
Explosion protected safety technique of the petrol filling station - Part 3: Safety requirements for construction and performance of shear valves
燃油加油站防爆安全技术 第2部分：加油机用安全拉断阀结构和性能的安全要求
Explosion protected safety technique of the petrol filling station - Part 2: Safety requirements for construction and performance of safe breaks for use on dispensers
电力安全工作规程 高压试验室部分
Safety code of electric power industry - Part of high voltage laboratory