AR858接地电阻测试仪的详细介绍GENERALFEATURES SPECIFICATIONS一般功能和规格 GroundResistanceMeterAR858MeasuringRange接地电阻(Resistance):0 -1999 接地电压(Voltage):0-199.9V测量范围Accuracy接地电阻(Resistance): 2%rdg 0.1(20 ) 2%rdg 3dgt(200 /2000 )接地电压(Voltage): 1%rdg 4dgt测量精度OverloadProtection接地电阻(resistance):280VAC/DCfor10sec接地电压(Voltage):300VAC/DCfor1Min过载保护MeasuringMethodVoltage/Resistance测量方式接地电压/接地电阻WithstandVoltage3700VACPerMinute耐压3700VAC每分钟SaftyStandardIEC61010-1CAT.III300VPollutionLevelIIIEC61557安全标准IEC61010-1CAT.III300V污染度2级IEC61557Power9VDCR6P(SUM-3)*6电源StandardAccessory7095Line*1pcs、7094line*1pcs、8032IronStick1Pair、R6P(AA)*6pcs、User'sManual*1pcs 标准配件7095线1套、7094线1套、8032接地棒1对、R6P(AA)*6节、使用说明书AR858-接地电阻测试仪