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losion, fire, smoke and leaking. Battery voltage should be no less than 48V.電池組外觀應(yīng)無明顯損傷、漏液、冒煙或爆,電池電壓應(yīng)不低于48V。4.Battery Performance Test Criterion 電池性能測(cè)試規(guī)范 Appearance 外觀There shall be no such defects such as scratch, flaw, crack, rust and leakage, which may adversely affect mercial value of battery.電池外觀應(yīng)沒有劃痕、破裂、污跡、生銹、漏液等影響市場(chǎng)的缺陷存在。 Measurement Apparatus測(cè)量?jī)x器(1)Dimension Measuring Instrument尺寸測(cè)量器具The dimension measurement shall be implemented by instruments with equal or more precision scale of .。(2)Voltmeter電壓表Standard class specified in the national standard or more sensitive class. The inner impedance is more than 10kΩ/V.國家標(biāo)準(zhǔn)或采用靈敏度更高的,內(nèi)阻不小于10kΩ/V。(3) Ammeter電流表Standard class specified in the national standard or more sensitive class. Total external resistance including ammeter and wire is less than .國家標(biāo)準(zhǔn)或采用靈敏度更高的。(4) Impedance Meter阻抗計(jì)Impedance shall be measured by a sinusoidal alternating current method (AC 1kHz LCR meter).采用正弦交流法測(cè)試阻抗(AC 1kHz LCR meter) Testing Condition 測(cè)試條件Temperature 25177。5℃。 Relative humidity:60177。20%。 Atmosphere pressure:86~106Kpa溫度:25177。5℃;相對(duì)濕度:60177。20%;大氣壓強(qiáng):86~106Kpa Battery test requirements 電池測(cè)試要求Standard charge: under environment temperature as 25177。5℃,charging as 15A when the voltage of the battery reach the limited point, then change to constant voltage charging till the charging current less or equal to .The longest charging time should be less than 40min.標(biāo)準(zhǔn)充電:在環(huán)境溫度25177。5℃下,以15A充電,電池端電壓達(dá)到充電限制電壓時(shí),改為恒壓充電,最長(zhǎng)充電時(shí)長(zhǎng)不大于40min。5.Hazard Warning危險(xiǎn)警告(1)Forbid