防护等级
- 网络protection grade;IP code;IP Grade
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论述了特殊工业电气设备在爆炸性场所使用的要求,并介绍了电气设备的防护等级和结构要求。
This paper expounds requirements of special industry electric equipment in explosive areas , and presents protection grade and structure requirement of electric equipment .
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箱盖与箱体之间夹有耐油橡胶胶条,可保证防护等级达到“IP65”。
There are oil-proof grommets between cover and body , that can reach protective class IP65 .
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环境密封是符合IP65或IP67防护等级取决于选定的电缆或连接器的选项。
Environmental sealing is to IP65 or IP67 depending on selected cable or connector options .
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测量了受试者配穿KH-3和KH-7时的卫生学参数、皮肤温度、直肠温度、心率等,并以综合热应激指数(CIHS)评定了热应激防护等级。
The grades of heat stress were evaluated according to combined index of heat stress ( CIHS ) .
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母线外壳防护等级达IP54,可消除外界潮气、灰尘及外物引起的接地故障。
Protection degrees of the frame up to IP54 , it cans elimination outside moisture , dust and earthing trouble because of outside objects .
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SIKUS/STABUNIVERSAL系列是西门子最新推出的经济型低压配电柜,具有新颖的柜体结构、模数化和快速安装、灵活的母排系统、多种内部隔离形式、高防护等级和可通信等特点。
SIKUS / STAB UNIVERSAL Series is new economical type of low voltage switchgear assembly . It features neoteric board structure , modular and rapid installation , flexible busbar system , variable kinds of internal isolation version , high protection degree as well as communication capable function .
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基于模糊理论的城市防空地下室防护等级评定
Evaluation on air-raid shelter grades based on ambiguity theory E City
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神经网络在洞库防护等级评定中的应用
Neural Networks ′ Application in Defense Grade Assessment of Caverned Hangar
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城市防空地下室防护等级评定指标研究
Study on assessment index of protection levels of air-raid basement in urban
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采用双槽密封条密封,防护等级高;
Adopts diglyph sealing , for high degree of protection ;
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现场仪表的防爆、防护等级应有权威机构的认可标准和认可证书。
Explosion-proof rating and protection degree of field instruments shall be proved by approved standards and certificates of authority .
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就地控制盘的选择应满足相关区域防爆、防护等级及其它有关规范要求。
Selection of local control panels shall meet requirements of explosion-proof rating , protection degree and other relevant codes .
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前表面的防护等级为NEMA4X/IP65,并可选用经防溅论证的后盖,以保护仪表的后部。
The front panel is rated NEMA4X / IP65 and an optional splashproof cover is available to protect the back of the instrument .
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必须满足技术规格书对仪表防爆及防护等级的要求,并提供相应的质量证明文件。
Explosion proof and protection class for instrument shall be met according to the requirements of Technical Specification , and relevant quality certificate documents shall be provided .
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它是在机架下方设有行走机构,通过高防护等级的双速电机驱动,实现工作进给及快速后退;
A walking mechanism is arranged under a frame and driven by a high-protection-degree double-speed motor in order to achieve the work feed and the rapid recession .
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其具有防止颗粒落入航空插头的插座并且对航空插头的防护等级要求低。
The control cubicle comprises a socket preventing particles from dropping into the aviation plug , and has lower requirement to the guard stage of the aviation plug .
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对空气冷却型中压大容量变频器的环境要求、冷却方式、防护等级和实际安装条件进行了分析,提出了改进意见。
For the middle voltage big capacity air cooling frequency converter , this paper analyses its surrounding requirement , cooling methods , prevention level and practical mounting conditions and provides improvement suggestions .
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介绍了石油化工装置爆炸危险区内暖通空调设备的防爆等级和防护等级的选型原则、防爆型暖通空调设备在石油化工行业中的应用情况以及国内防爆型通风空调设备的发展现状。
Explosion-proof grade and the selection principle of heating and ventilating equipment in hazardous area are expounded together with the application of explosion-proof heating and ventilating equipment in petrochemical industry and its development in China .
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该加热器包括一个不锈钢护套和不锈钢散热片构成的不锈钢热线圈以及一个电动风机,并具有一个防护等级为IP44/IP56不锈钢外壳中。
The unit is consisted of a stainless steel heat coil made of stainless steel sheath bonded with stainless steel fins , an electric driven fan both encase in an IP44 / IP56 stainless steel enclosure .
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掌握浪涌保护器选择的主要原则。通过计算防雷装置拦截效率或根据建筑物电子信息系统的重要性和使用性质,确定建筑物电子信息系统雷电防护等级。
By calculating the interception efficiency of lighting protection system or according to the importance and applying character of building electronic information system , we can get the lightning protection level of the building electronic information system .
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指出现代防雷应考虑被保护对象、防护等级、地域情况等诸多因素,采取灵活适宜的防雷,由此讨论几种可行的防雷措施;
The modern lightning protection must considers many factors such as the characteristics of the protected object , protection rank , and local zone conditions , take flexible and fitting strategies , therefore , several feasible protection measures against lightning have been discussed .
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从国防建设实际出发,基于函数型连接神经网络,采用神经网络&专家系统组成的混合系统方法,建立了洞库防护等级评定系统。
Based on function linked neural networks , a grade assessment system of caverned hangar is built by means of combined method of neural networks with expert system , at the same time , taking the actual condition of our national defense into consideration .
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防尘口罩根据它们的防护效果分等级。
Dust masks are graded according to the protection they offer
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提出了确立防护方案的基本条件:明确系统的防护等级,遵从各类标准的性能指标要求,实施ESD管理。
The two basic conditions for establishing a ESD protection scheme are the determination of system protection level and the compliance with the requirements of standards .
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本文介绍了雷击电磁脉冲防护的风险评估分级,其中也包含建筑物直击雷防护的等级划分,及工程设计实例分析。
This paper gives an introduction of the assessment and classification of risks in the field of protection against thunderstruck electromagnetic pulse , including classification of directly thunderstruck protection against buildings and analysis of engineering design cases .
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论述了医用非织造防护材料的产品种类与性能要求,并针对其使用的环境条件,提出分等级防护、分等级评价的概念。
This paper discusses the categories and properties of nonwovens used in protective apparel and puts forward a performance classification concept based on the use environment .