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YD/T 1550.2-2007 2GHz WCDMA数字蜂窝移动通信网Iub接口技术要求(第一阶段) 第2部分:层一

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基本信息
标准名称:2GHz WCDMA数字蜂窝移动通信网Iub接口技术要求(第一阶段) 第2部分:层一
英文名称:Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface(Phase I)Part 1:Layer 1
中标分类: 通信、广播 >> 通信网 >> 通信网性能指标及测试
ICS分类: 电信、音频和视频技术 >> 电信系统 >> 电信系统综合
发布日期:2007-05-16
实施日期:2007-05-16
首发日期:
作废日期:
出版日期:
页数:8
适用范围

本部分规定了Iub接口技术要求的物理层实现部分。本部分适用于2GHz WCDMA数字蜂窝移动通信网的Iub接口。

前言

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目录

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引用标准

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所属分类: 通信 广播 通信网 通信网性能指标及测试 电信 音频和视频技术 电信系统 电信系统综合
下载地址: 点击此处下载
【英文标准名称】:Low-voltageswitchgearandcontrolgear—Part5-1:Controlcircuitdevicesandswitchingelements—Electromechanicalcontrolcircuitdevices
【原文标准名称】:低压开关设备和控制设备.控制/电路设备和开关元件.机电控制电路器件
【标准号】:BSEN60947-5-1-2004+A1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2004-06-28
【实施或试行日期】:2004-06-28
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:获得;采集;;老化;交流电场;交流电压;环境温度;室温;器具连接器;特性;电缆;光纤;金属线;光缆;容量;特性;分类系统;间隙;条件;连接;连接件;;结构要求;接触元件;控制装置;控制设备;控制开关;电流;筒;汽缸;气瓶;阻尼(波);定义;耐久性;防护等级;直流电压;放电;卸货;;距离;关门装置;接地导线;电控制设备;电气工程;电磁的;电磁兼容性;电磁学;机电的;机电装置;电磁兼容性;EMC;英语;评定;评估;出口;火灾危险;法语;频率;操纵;热学;加热;高度;滞后现象;空转模式;脉冲电压;指示;感应;信息;绝缘;绝缘件;干扰辐射;漏电路径;;负荷;;低电压;低压设备;低压电器;低压开关设备;维护;维修;处理;惰性气体铠装电弧焊;作标记;材料;措施;测量;测量技术;机械工人;力学;机械连接;金属;安装;操作;光学的;管;插头;精密度;产品信息;性能;特性;接近开关;近接开关;合格试验;常规检验;安全组件;选择;设备电压;形状;冲击;短路;信号;规范(验收);应力;供应;开关;开关装置;开关设备;开关操纵元件;开关频率;切换频率;;;抗拉试验;试验结果;试验;测试;痕量元素分析;测试条件;试验条件;滚丝;螺纹;运输;型式;类型;超声波学;振动;
【英文主题词】:Acquisition;Activities;Ageing(materials);Alternatingfields;Alternatingvoltages;Ambienttemperature;Appliancecouplers;Behaviour;Cables;Capacitive;Characteristics;Classificationsystems;Clearances;Conditions;Connections;Constantfields;Constructionrequirements;Contactelement;Controldevices;Controlequipment;Controlswitches;Currents;Cylinders;Damping;Definitions;Degreesofprotection;Directvoltage;Discharge;Disconnection;Distances;Doorclosers;Earthconductors;Electriccontrolequipment;Electricalengineering;Electromagnetic;Electromagneticcompatibility;Electromagnetism;Electromechanical;Electromechanicaldevices;EMC;Englishlanguage;Evaluations;Exits;Firerisks;Frenchlanguage;Frequencies;Handlings;Heat;Heating;Height;Hysteresis;Idlemode;Impulsevoltages;Indications;Inductive;Information;Insulations;Interferingemissions;Leakagepaths;Linevoltagedrop;Loading;Longitudinalslots;Lowvoltage;Low-voltageequipment;Low-voltageswitchgear;Maintenance;Marking;Materials;Measure;Measurement;Measuringtechniques;Mechanic;Mechanicallinkages;Metals;Mounting;Operation;Optical;Pipes;Plugs;Precision;Productinformation;Properties;Proximityswitches;Qualificationtests;Routinechecktests;Safetycomponents;Selection;Servicevoltage;Shape;Shocks;Shortcircuits;Signals;Specification(approval);Stress;Supply;Switches;Switchgear;Switchingelements;Switchingfrequency;Switchingintervals;Switching-in;Tensiletests;Testresults;Testing;Testingconditions;Threads;Transport;Types;Ultrasonics;Vibration;Voltagedrops
【摘要】:ThispartofIEC60947appliestocontrolcircuitdevicesandswitchingelementsintendedforcontrolling,signalling,interlocking,etc.,ofswitchgearandcontrolgear.Itappliestocontrolcircuitdeviceshavingaratedvoltagenotexceeding1000Va.c.(atafrequencynotexceeding1000Hz)or600Vd.c.However,foroperationalvoltagesbelow100Va.c.ord.c.,seenote2of4.3.1.1.Thisstandardappliestospecifictypesofcontrolcircuitdevicessuchas:–manualcontrolswitches,forexamplepushbuttons,rotaryswitches,footswitches,etc.;–electromagneticallyoperatedcontrolswitches,eithertime-delayedorinstantaneous,forexamplecontactorrelays;–pilotswitches,forexamplepressureswitches,temperaturesensitiveswitches(thermostats),programmers,etc.;–positionswitches,forexamplecontrolswitchesoperatedbypartofamachineormechanism;–associatedcontrolcircuitequipment,forexampleindicatorlights,etc.NOTE1Acontrolcircuitdeviceincludes(a)controlswitch(es)andassociateddevicessuchas(an)indicatorlight(s).NOTE2Acontrolswitchincludes(a)switchingelement(s)andanactuatingsystem.NOTE3Aswitchingelementmaybeacontactelementorasemiconductorelement.Italsoappliestospecifictypesofswitchingelementsassociatedwithotherdevices(whosemaincircuitsarecoveredbyotherstandards)suchas:–auxiliarycontactsofaswitchingdevice(e.g.contactor,circuitbreaker.etc.)whicharenotdedicatedexclusivelyforusewiththecoilofthatdevice;–interlockingcontactsofenclosuredoors;–controlcircuitcontactsofrotaryswitches;–controlcircuitcontactsofoverloadrelays.ContactorrelaysshallalsomeettherequirementsandtestsofIEC60947-4-1exceptfortheutilizationcategorywhichshallcomplywiththisstandard.ThisstandarddoesnotincludetherelayscoveredinIEC60255orintheIEC61810series,norautomaticelectricalcontroldevicesforhouseholdandsimilarpurposes.Thecolourrequirementsofindicatorlights,pushbuttons,etc.,arefoundinIEC60073andalsoinpublication2oftheInternationalCommissionofIllumination(CIE).Theobjectofthisstandardistostate:a)Thecharacteristicsofcontrolcircuitdevices.b)Theelectricalandmechanicalrequirementswithrespectto:1)Thevariousdutiestobeperformed.2)Thesignificanceoftheratedcharacteristicsandofthemarkings.3)Theteststoverifytheratedcharacteristics.c)Thefunctionalrequirementstobesatisfiedbythecontrolcircuitdeviceswithrespectto:1)Environmentalconditions,includingthoseofenclosedequipment.2)Dielectricproperties.3)Terminals.
【中国标准分类号】:K30
【国际标准分类号】:29_120_40;29_130_20
【页数】:100P.;A4
【正文语种】:英语


【英文标准名称】:Woodpreservatives.Creosoteandcreosotedtimber.Methodsofsamplingandanalysis.Part4:determinationofthewater-extractablephenolscontentofcreosote.
【原文标准名称】:木材防腐剂.煤焦浸渍油及用该油浸渍的木材.取样和分析.第4部分:煤焦浸渍油中水解萃取苯酚含量测定
【标准号】:NFT72-073-1995
【标准状态】:作废
【国别】:法国
【发布日期】:1995-11-01
【实施或试行日期】:1995-11-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;水;试验;苯酚含量;蒸馏;木材防腐;木材;含量测定;抽样方法;色谱法;蒸馏物;萃取;HPLC;苯酚;化学分析和试验;木材防腐油;水解萃取法;浸渍;煤焦油;浸渍材料;木材防腐剂
【英文主题词】:Analysis;Aqueousextractionmethods;Chemicalanalysisandtesting;Chromatography;Coaltar;Creosote;Determinationofcontent;Distillation;Extraction;Fractions;HPLC;Impregnatedmaterials;Impregnatingmaterials;Impregnation;Phenol;Phenolcontent;Samplingmethods;Testing;Water;Wood;Woodpreservation;Woodpreservatives
【摘要】:
【中国标准分类号】:B71
【国际标准分类号】:71_100_50
【页数】:12P.;A4
【正文语种】:其他