一、产品概述
DY系列高压绝缘电阻测试仪(兆欧表),采用先进的电子测量线路和元器件,其输出电压稳定、测量范围宽、测量速度快、自动换档、读数直观。特别适用于电力部门,大型厂矿企业,测量电力电缆、电力变压器、发电机及高压开关等电气设备绝缘电阻、吸收比等的理想产品。DY系列产品一表多档输出电压,便于不同电压要求的电器设备绝缘电阻的测量。A型表装有 秒表,可方便测量时读时。
二、技术特性
工作条件
a使用温度:-10℃—40℃
b 相对湿度:40℃ 85%RH
c供电电压:DC12V(8节5号高能碱性电池)
主要参数
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DC测试电压
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500V
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1000V
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2500V
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5000V
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测量范围
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(0-0.5) GΩ/(0.2-20) GΩ自动转换
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(0-1) GΩ /(0.4-40)GΩ自动转换
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(0-2)GΩ/(1-100)GΩ
自动转换
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(0-5)GΩ/(2-200)GΩ
自动转换
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精度
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绝缘电阻
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温度10℃-30℃湿度≦70RH时
上档
(0.4-10) GΩ下档(20-200)MΩ读数的±5%其他范围时读数的 ±10%
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温度10℃-30℃湿度≦70%RH 上档(0.8-20) GΩ下档(40-400)MΩ读数的±5%其他范围时读数的 ±10%
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温度10℃-30℃湿度≦70%RH
上档(2-50) GΩ下档(100-1000)MΩ读数的±5%其他范围时读数的 ±10%
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温度10℃-30℃湿度≦70%RH
上档(4-100) GΩ下档(200-2000)MΩ读数的±5%其他范围时读数的 ±10%
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输出电压
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温度23℃±5℃湿度≦70%RH读数的±5%
其他范围时读数的±10%
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绝缘电阻
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电路与机壳间大于1GΩ/1000VDC
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耐压
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电路与机壳间施加5000VAC一分钟无打火飞弧现象
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产品选型
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产品型号
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电压
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档位
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DY-2500
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2500V
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单档
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DY-2501
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500V、1000V、2500V
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三档
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DY-2502
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1000V、2500V
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双档
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DY-5000
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5000V
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单档
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DY-5002
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2500V、5000V
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双档
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