SJ 440-1973 O型返波管截止栅压的测试方法

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基本信息
标准名称:O型返波管截止栅压的测试方法
英文名称:Method of measurement for grid cut-off voltage of O-type backward-wave tubes
中标分类: 电子元器件与信息技术 >> 电真空器件 >> 微波管
发布部门:中华人民共和国第四机械工业部
发布日期:1973-02-26
实施日期:1973-07-01
首发日期:
作废日期:2010-01-20
出版社:中国电子工业出版社
出版日期:1973-07-01
页数:1
适用范围

本标准适用于“O”型返波管截止栅压的测试。测试最大栅压的测试条件应符合SJ430-73.

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引用标准

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所属分类: 电子元器件与信息技术 电真空器件 微波管
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Product Code:SAE AMS7904
Title:Beryllium Bars, Rods, Tubing, and Shapes, High Ductility Grade
Issuing Committee:Ams G Titanium And Refractory Metals Committee
Scope:This specification covers beryllium in the form of bars, rods, tubing, and machined shapes from vacuum hot pressed powder.【英文标准名称】:Foodprocessingmachinery-Vegetablecuttingmachines-Safetyandhygienerequirements
【原文标准名称】:食品加工机械.蔬菜切削机械.安全性和卫生要求
【标准号】:BSEN1678-1998+A1-2010
【标准状态】:现行
【国别】:英国
【发布日期】:1998-08-15
【实施或试行日期】:1998-08-15
【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】:通道;解剖结构;轴承;板材;给养设备;化学危害;溜槽;清洁处理;连接;触点;污染;切削;切削机;定义;挠曲;设计;圆盘;距离;接地;紧急停车;紧急断开;排放;外壳;人类工效学;疲劳;进料斗;精整;食品;食品切片机;食品机械;脚;大梁;栅格;搬运;卫生学;信息;装置;安装说明;厨房器具;插销;机器;作标记;材料;测量;机械卷边连接;机械工程;电动机;噪声(环境的);开口;使用条件;操作说明书;排水口;过载保护装置;精密度;生产;供给食品行业;滚柱;安全性;安全性要求;使用维修手册;声压级;规范(验收);喷射;稳定性;应力;桌子;测试方法;用户信息;蔬菜切削机;蔬菜;通风
【英文主题词】:Access;Anatomicalconfigurations;Bearings;Boards;Cateringequipment;Chemicalhazards;Chutes;Cleaning;Connections;Contact;Contamination;Cutting;Cuttingmachines;Definitions;Deflection;Design;Disks;Distances;Earthing;Emergencyshutdown;Emergency-off;Emission;Enclosures;Ergonomics;Fatigue;Feedhoppers;Finishes;Foodproducts;Foodslicers;Foodstuffmachine;Foot;Girders;Grilles;Handling;Hygiene;Information;Installations;Instructionsofinstallation;Kitchenutensils;Latches;Machines;Marking;Materials;Measurement;Mechanicalcrimping;Mechanicalengineering;Motors;Noise(environmental);Openings;Operatingconditions;Operatinginstructions;Outlets;Overloadprotection;Precision;Production;Provisionindustry;Rollers;Safety;Safetyrequirements;Servicemanual;Soundpressurelevel;Specification(approval);Spraying;Stability;Stress;Tables;Testmethods;Userinformation;Vegetablecuttingmachines;Vegetables;Ventilation
【摘要】:1.1ThisEuropeanStandardspecifiesthesafetyandhygienerequirementsforthedesignandmanufactureofvegetablecuttingmachineswhicharetransportableandhaveamaximumratedpowerlessthan3kW.ThisEuropeanStandarddealswithmachinesintendedforcutting,shredding,dicing,chippingandgratingoffoodproductsinwhichtheproductpassesthroughthemachine.Asdescribedin3.2.1,thetypesofmachinesinthescopearemachineswithafixedchamberandrotatingbladeorcuttingdisc,witharotatingdrumandfixedbladesormachineswithhorizontalreciprocatingcutters(mainlyusedforpotatochipping).1.2ThisEuropeanStandardspecifiesallsignificanthazards,hazardoussituationsandeventsrelevanttovegetablecuttingmachines,whentheyareusedasintendedandunderconditionsofmisusewhicharereasonablyforeseeablebythemanufacturer(seeClause4).ThisEuropeanStandarddealswiththehazardswhichcanariseduringcommissioning,operation,cleaning,removaloffoodblockages,feeding,changingthetools,maintenanceanddecommissioningofthemachine.1.3ThisEuropeanStandarddoesnotapplyto:?foodprocessors(seeEN12852);?vegetablepeelers(seeEN13208);?vegetablecuttingattachmentswhicharemountedontomachineshavinganauxiliarydrivehub(seeEN12851);?planetarymixers(seeEN454);?domesticmachines.1.4ThisEuropeanStandardisnotapplicabletovegetablecuttingmachineswhicharemanufacturedbeforethedateofitspublicationasEN."
【中国标准分类号】:X90
【国际标准分类号】:67_260
【页数】:52P.;A4
【正文语种】:英语