一、产品简介  内建5组程序内存  缓升及测试时间可达999.9秒  键盘锁定功能  内建PLC Remote可程序遥控界面  前面板软件输入佼正  操作简单体积小、重量轻  四种测试顺序选择：W、I、W-I、I-W二、规格机型功能说明YH-750交流耐压测试器(AC Withstand Voltage Tester)YH-755交直流耐压测试器(AC/DC Withstand Voltage Tester)YH-850交流耐压/绝缘测试器(AC Withstand Voltage Tester/Insulation Tester)YH-855交直流耐压/绝缘测试器(AC/DC Withstand Voltage /Insulation Tester)交流耐压测试额定输出：5KVAC/12mA 范围分辨率围精密度输出电压0-5.00KVAC0.01±(2% of setting+5V)输出频率50/60Hz可选择±100PM输出波形正弦波THP<2%波峰因素上限设定mA0.10-12.000.01±(2% of setting+2Counts)下限设定mA0.10-12.000.01±(2% of setting+2Counts)绝缘电阻测试1000V/1000M(YH850/855)输出电压设定0.01-1.00KVDC0.01±(2% of setting+2V)电压预示0.01-1.00KVDC0.01±(2% of setting+1Counts)高阻预示1-1000MΩ1±(3% of setting+2Counts)上限设定mA0.1-1000MΩ1MΩ/step±(3% of setting+2Counts)At>500VDC下限设定mA1-1000MΩ1MΩ/step±(7% of setting+2Counts)At>500VDC直流耐压测试额定输出:6KVDC/5mA(YH755/855)输出电压0-6.00KVDC0.01±(2% of setting+2Counts)涟波<5%在6KVDC/5mA电阻负载下量测上限设定mA0.02-5.000.01±(2% of setting+2Counts)下限设定mA0.00-5.000.01±(2% of setting+2Counts)电压稳压率±(1%设定值+5V)空载至满载缓升时间Sec0.10-999.90.01±(0.1%+0.05Sec)测试时间Sec0.02-999.9(0=ccntinuous)0.01±(0.1%+0.05Sec)电压表(ac/dc)0.00-0.06kv0.01±(1.5% of setting+1Counts)电流表(ac/dc)mAAC:0.00-12.00/DC0.02-5.000.01±(2% of setting+2Counts)电弧侦测1-9级：0=0FF遥控装置输入：Test.Reset输出：Pass.Fail.Test-in-Process测试失败警报蜂呜器，液晶显示「FALL」指示灯记忆组5组记忆记忆组记忆组键盘安全锁定可选择「锁定」或「不锁定」两种模式液晶显示器16*2背光LCD校正方式前面板软件校正  输入特性单相47-63HZ，115/230Vat±15%,查选择，3A保险丝工作环境0-40℃/80%RH尺寸89mm高*280宽*370mm深  重量9KG