美国SunXtender蓄电池PVX-340T参数价格表美国SunXtender蓄电池PVX-340T参数价格表SunXtender®DeepCycleAGMversusFloodedBatteryTechnologyFlooded-electrolyteleadacidbatteriesh***ebeenaroundsince1859andtendtobelessexpensivethanAGMorGelbatteries.However,theyh***emajordeficienciescomparedtoAGMbatteries.Forinstance,deepcyclefloodedleadacidbatteriescontainantimonyinthegridalloywhichcausesahighrateofself-dischargeandrapidwaterlossduetogassingreacti***.Theescapeofhydrogenandoxygenfromthebatteryrepresentsaserioussafetyhazardifthegassesarenotventilatedproperly.Infloodedbatteries,replacingtheantimonyleadalloywithcalciumleadalloyreducestheamountofgassingandwaterloss,butthecyclelifeismuchlowerandtheyarenolongerc***idereddeepcyclebatteries.美国SunXtender蓄电池PVX-340T参数价格表Electrolytestratificationcanoccurinalltypesoffloodedbatteries.Asthebatteryisdischargedandcharged,theconcentrationofacidbecomeshigheratthebottomofthecellandbecomesloweratthetopofthecell.Thelowacidconcentrationreducescapacityatthetopoftheplates,andthehighacidconcentrationacceleratescorrosionatthebottomoftheplatesandshortensthebatterylife.Althoughstratificationcanbeminimizedbyraisingthechargingvoltagesothattheincreasedgassingagitatestheelectrolyte,thiswillacceleratethewaterlossandwateringfrequency.Oneotherdifferenceisthatfloodedbatteriescannottoleratefreezingtemperatureswheninthedischargedstate,whereasAGMbatteriesarenotdamagedbyfreezingtemperatures.ThefollowingtableprovidesasidebysidecomparisonofSunXtender®AGMandfloodeddeepcyclebatteries.CharacteristicsSunXtender®AGMBatteryFloodedDeepCycleBatterySelfDischarge1-3%permonth-remainsstableovertime5-10%permonthwhennew-increasesdrasticallywithageduetoantimonycontaminationofthenegativeplateWaterAdditionNeverFrequent-increasesdramaticallywithageduetoantimonycontaminationofthenegativeplate美国SunXtender蓄电池PVX-340T参数价格表HydrogenGasEmissi***NegligibleunlessseverelyoverchargedSignificantvolumeisgeneratedandmustbeventilatedtopreventexplosionElectrolyteSpillageNon-spillableinallorientati***-electrolyteisretainedinAGMseparatorSpillswhentilted,invertedorcrackedElectrolyteStratificationNostratificationoccursStratificationoccurswhenoperatedatlowchargingvoltagesorintallerbatteriesTolerancetofreezingNodamagewhenfrozenBatteryisdestroyedwhenfrozen美国SunXtender蓄电池PVX-340T参数价格表)