产品安规设计之要求与测试（PPT54页)

BuildingNetworksforPeople產品安規設計之要求與測試Prepareby:品質工程部/GemmyLiuBuildingNetworksforPeopleGeneralPrinciplesIEC60950標準主要是在防止人體受到下述危險之傷害:Hazards--ElectricShock(電擊)Energyhazards(能量)Fire(火災)Mechanicalandheathazards(機械與熱)Radiationhazards(輻射)Chemicalhazards(化學)BuildingNetworksforPeopleSwitchPowerSupplyACPowerInletACPowerSwitchFuse(forbothofACandTNVcircuit)DCFanPCBPlasticSafetyPartsBuildingNetworksforPeopleSafetyParts•AllcomponentsbetweenTNVandSELVcircuit•VarisitorinTNVcircuit•CapacitorbetweenTNVandSELVcircuit•FuseinTNVcircuit•MylarSheet(Insulationsheet)•InternalWire(Wirehaness)•SafetyLabelBuildingNetworksforPeoplePowerCordPowerAdaptorLaserTransceiverConduciveCoatingTransformer(TNV)以上所有之安規零件均需通過安規單位之認證.須通過哪些安規單位之認證?只要產品本身有通過哪些安規單位之驗證,則其使用之安規零件亦須通過哪些安規單位之驗證.SafetyPartsBuildingNetworksforPeople標示電源標示:•額定電壓或額定電壓範圍100V;50Hz;1A100/230V;60/50Hz;1A/0.5A100-240V;50-60Hz;1A•輸入電壓為直流,則須加上“”的符號•額定頻率或額定頻率範圍,單位為HzBuildingNetworksforPeople•如設備須連接至多相電力系統,則須另外標示相數,如2φ,3φ等•額定電流值,單位為mAorA•製造商名稱或Trademark•Modelname.標示BuildingNetworksforPeople•如設備為ClassII,則須加入““的符號P.S.可以有額外的標示,但先決條件是不可造成誤導或混淆標示BuildingNetworksforPeople標示保險絲:•額定電流•額定電壓•熔斷特性(fast,slow,timelag)•防爆特性(low-breaking,high-breaking)T2.5AL,250VF3.15AH,250VBuildingNetworksforPeople標示端子:a.接地保護端子旁,應有“”的標示.b.水線端子旁,應有“N“的標示.BuildingNetworksforPeople鋰電池:設備內若有可更換的鋰電池,則鋰電池旁須有下述或類似的警告標示.Dangerofexplosionifbatteryisincorrectlyreplace.Replaceonlywiththesameorequivalenttyperecommendedbymanufacturer.Disposeofusedbatteriesaccordingtothemanufacturer’sinstruction.要求:(1).標示不可置於可取下之物品上(2).要求之標示,須清晰可辨,且為恆久的標示.標示BuildingNetworksforPeople安規主要設計要求1.在維修可觸及區域內,應避免維修者在維修時不小心觸及任何具危險電壓的裸露的零件,除非此零件接至限電流電路,否則此裸露零件應予以覆蓋或加保護殼,以防止維修者不小心碰觸.BuildingNetworksforPeople安規主要設計要求2.位於設備之外與外電源間之斷路點,應避免操作者觸碰到而遭致設備內主電路的電容器放電而產生電擊危險.故要求放電時間常數不可超過1秒(若電容量小於0.1uF則無此項要求)P.S.此測試稱為“CapacitanceDischargeTest“BuildingNetworksforPeople安規主要設計要求3.吸水性材質,天然橡膠,具石綿物質,不可作為絕緣物使用.絕緣物是否據吸水性,可由HumidityTest及ElectricStrengthTest決定.Temp.:20~30℃Humidity:95%±3%Period:48Hours然後做Hi-PotTestBuildingNetworksforPeople安規主要設計要求4.距離要求(絕緣)SecondaryPrimaryDBOTNVB(S)DB(S)D:Double(Reinforced)S:SupplementaryB:BasicO:Operational(Functional)BuildingNetworksforPeople安規主要設計要求5.防火等級:94-5V,94V-0,94V-1,94V-2,HF-1,HF-2,HB,HBFInternalPlasticPartMaterial-flammabilityratingminimum94V-2Enclosure-flammabilityratingminimum94V-0BuildingNetworksforPeopleBuildingNetworksforPeople依InputPowerRating+6%,-10%來作為測試的範圍.100-240V,50-60Hz,1A=測試點為90V/50Hz及60Hz254V/50Hz及60HzIftheratedvoltageis230Vsinglephaseor400Vthreephasethetoleranceshallnotbelessthan+10%and-10%判定:notexceedtheratedcurrentbymorethan10%undernormalload.1.InputTest安規主要測試要求BuildingNetworksforPeople1.InputTestBuildingNetworksforPeople適用情形:有開孔之外殼A.上蓋之開孔i)notexceed5mminanydimension.ii)notexceed1mminwidthregardlessoflengthiii)besoconstructedthatdirect,verticalentryofafallingobjectispreventedfromreachingsuchbarepartsbymeansoftraporrestriction.(如下圖例)(圖例)EX:左圖之綠色虛線部分不可超過５mm2.AccessibilityTest:BuildingNetworksforPeopleB.側邊之開孔a.notexceed5mminanydimension.b.notexceed1mminwidthregardlessoflength.c.開孔位置適當,並在其5°角範圍內,無具危險電壓零件存在.投影5°角範圍的定義(如下頁附圖)2.AccessibilityTest:BuildingNetworksforPeople以類似百葉窗的開孔方式,使其5°角的投影範圍內無危險電壓零件2.AccessibilityTest:BuildingNetworksforPeopleC.底部之開孔因目前廠內許多產品皆是共用case,在safetystandard中,針對不同種類產品的要求不一,為避免產品A和B共用case,卻產生A可過safety,但B無法通過safety的狀況發生,所以底部一律要求不能有任何的開孔.另一種需注意可懸掛式的產品,必須考慮其懸掛時,當原本的側邊有可能會變成了底部時,則側邊一樣不能有開孔.2.AccessibilityTest:BuildingNetworksforPeople外殼開孔,固然千變萬化,但是以testping測試時不可碰觸到具危險電壓的裸露零件為原則.2.AccessibilityTest:BuildingNetworksforPeopleTestFingerTestPinBuildingNetworksforPeople2.AccessibilityTest:BuildingNetworksforPeople2.AccessibilityTest:FailedPassedBuildingNetworksforPeople3.EnergyHazardMeasurement適用情形:外部所有的connectors,其裸露之帶電體部分(接地者除外)及因任何開孔可觸及之零件判定:240VABuildingNetworksforPeople4.HumidityTestRequirement:20~30℃,95%,48hours將產品置於上述之環境條件時間後進行Hi-PotTest(依表設定測試值)PritoSec:3KVac,60secPritoGnd:1.5KVac,60secBuildingNetworksforPeople5.GroundingContinuityTestRequirement:25Aor30A(CSArequireonly)60secJudgement:0.1ohm6.LeakageCurrentTestRequirement:ClassI3.5mA(有PE保護)ClassIIandTNVcircuit0.25mABuildingNetworksforPeople6.LeakageCurrentTestBuildingNetworksforPeople8.StabilityTestRequirement:將產品置於10°角的傾斜面上時不可產生失衡現象及造成使用者及維修人員產生危險之情形.9.ImpactTestRequirement:以一直徑50mm,重為500±25g的實心鐵球,自1300mm高度垂直落下進行撞擊測試.Judgement:1.不可絕緣不足.P.S.1.不可對設備之玻璃平台處進行本測試.2.同一點只能測試一次.BuildingNetworksforPeople10.HeatingTest將待測產品零件接上thermocouple,設定測試之電壓為電壓範圍之+6%,-10%or+10%,-10%進行溫升測試.判定:不可超過該零件所宣告之額定溫度,計算公式如下(假設室溫為25K,產品之操作溫度為50K)WindingComponent-ClassB-△T=95K-10K-(50-25)K=60KCapacitor-max.absolutetemp.85℃-△T=(85-50)K=35KTouchablesurfaces-metal△T=45K-(50-25)K=20KBuildingNetworksforPeople10.HeatingTestBuildingNetworksforPeople11.AbnormalTest以溫升之測試方式,將產品1)開孔全部封閉2)DCFanlocked(singlefault)測試至其溫度穩定為止.然後再進行Hi-PotTest,不可有Breakdown之情形BuildingNetworksforPeople12.ElectricStrengthTestPrimarytoGround:1500VacPrimarytoSecondary:3000VacForTNVProductTNV-SELV:1500VacTNV-CASE:1500VacP.S.可用直流電測試.(VAC測試值*1.414=VCD測試值)BuildingNetworksforPeopleHi-PotTest(PrimarytoGround)BuildingNet