AR858接地電阻測試儀的詳細介紹GENERALFEATURES SPECIFICATIONS一般功能和規(guī)格 GroundResistanceMeterAR858MeasuringRange接地電阻(Resistance):0 -1999 接地電壓(Voltage):0-199.9V測量范圍Accuracy接地電阻(Resistance): 2%rdg 0.1(20 ) 2%rdg 3dgt(200 /2000 )接地電壓(Voltage): 1%rdg 4dgt測量精度OverloadProtection接地電阻(resistance):280VAC/DCfor10sec接地電壓(Voltage):300VAC/DCfor1Min過載保護MeasuringMethodVoltage/Resistance測量方式接地電壓/接地電阻WithstandVoltage3700VACPerMinute耐壓3700VAC每分鐘SaftyStandardIEC61010-1CAT.III300VPollutionLevelIIIEC61557安全標準IEC61010-1CAT.III300V污染度2級IEC61557Power9VDCR6P(SUM-3)*6電源StandardAccessory7095Line*1pcs、7094line*1pcs、8032IronStick1Pair、R6P(AA)*6pcs、User'sManual*1pcs 標準配件7095線1套、7094線1套、8032接地棒1對、R6P(AA)*6節(jié)、使用說明書AR858-接地電阻測試儀