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KZC30型绝缘电阻测试仪又名兆欧表、高压绝缘电阻测试仪\数字式绝缘电阻测试仪等，用于绝缘电阻的测试。本仪表具有LCD大屏幕灰白背光显示、数据存储、数据查阅、报警、自动关机等功能。同时还具备测量直流电压交流电压吸收比和极化指数功能。整机美观高档，量程宽广，分辨率高，操作便捷，携带方便，准确、可靠、性能稳定，抗扰能力强。而且具有防震、防尘、防潮结构，是电信、电力、气象、机房、油田、机电安装和维修以及利用电力作为工业动力或能源的工业企业部门常用而需要的仪表。它适用于测量各种绝缘材料的电阻值及变压器、电机、电缆及电器设备等的绝缘电阻。
数字绝缘电阻表由中大规模集成电路组成。本表输出功率大，输出电压等级多（有6个电压等级）。 额定绝缘测试电压范围100V～5000V,绝缘电阻测量范围0.01MΩ～2000GΩ。直流电压测量范围0～1000V,交流电压测量范围0～750V。
KZC30型5KV绝缘电阻测试仪量程及精度
|
测量功能 |
输出电压 |
测量范围 |
精度 |
分辨率 |
|
绝缘电阻 |
100V(±10%) |
0MΩ～5MΩ |
±3%rdg±5dgt |
0.01MΩ |
|
5MΩ～50MΩ |
±3%rdg±5dgt |
0.01MΩ |
||
|
50MΩ～500MΩ |
±3%rdg±5dgt |
0.1MΩ |
||
|
0.5GΩ～5GΩ |
±5%rdg±5dgt |
0.01GΩ |
||
|
5GΩ～20GΩ |
±20%rdg±5dgt |
0.1GΩ |
||
|
250V(±10%) |
0 MΩ～10MΩ |
±3%rdg±5dgt |
0.01MΩ |
|
|
10 MΩ～100MΩ |
±3%rdg±5dgt |
0.1MΩ |
||
|
100MΩ～1000MΩ |
±3%rdg±5dgt |
1MΩ |
||
|
1GΩ～10GΩ |
±5%rdg±5dgt |
0.01GΩ |
||
|
10GΩ～30GΩ |
±20%rdg±5dgt |
0.1GΩ |
||
|
500V(±10%) |
0 MΩ～20MΩ |
±3%rdg±5dgt |
0.01MΩ |
|
|
20 MΩ～200MΩ |
±3%rdg±5dgt |
0.1MΩ |
||
|
200MΩ～2000MΩ |
±3%rdg±5dgt |
1MΩ |
||
|
2GΩ～20GΩ |
±20%rdg±5dgt |
0.01GΩ |
||
|
20GΩ～50GΩ |
±20%rdg±5dgt |
0.1GΩ |
||
|
1000V(±10%) |
0MΩ～50MΩ |
±3%rdg±5dgt |
0.01MΩ |
|
|
50 MΩ～500MΩ |
±3%rdg±5dgt |
0.1MΩ |
||
|
500 MΩ～5000MΩ |
±3%rdg±5dgt |
1MΩ |
||
|
5GΩ～50GΩ |
±20%rdg±5dgt |
0.01GΩ |
||
|
50GΩ～100GΩ |
±20%rdg±5dgt |
0.1GΩ |
||
|
2500V(±10%) |
0 MΩ～10MΩ |
±3%rdg±5dgt |
0.01MΩ |
|
|
10 MΩ～100MΩ |
±3%rdg±5dgt |
0.1MΩ |
||
|
100 MΩ～1000MΩ |
±3%rdg±5dgt |
1MΩ |
||
|
1 GΩ～10GΩ |
±10%rdg±5dgt |
0.01GΩ |
||
|
10 GΩ～100GΩ |
±20%rdg±5dgt |
0.1GΩ |
||
|
100 GΩ～300GΩ |
±20%rdg±5dgt |
1GΩ |
||
|
5000V(±10%) |
0 MΩ～20MΩ |
±3%rdg±5dgt |
0.01MΩ |
|
|
20 MΩ～200MΩ |
±3%rdg±5dgt |
0.1MΩ |
||
|
200 MΩ～2000MΩ |
±3%rdg±5dgt |
1MΩ |
||
|
2 GΩ～20GΩ |
±10%rdg±5dgt |
0.01GΩ |
||
|
20 GΩ～200GΩ |
±20%rdg±5dgt |
0.1GΩ |
||
|
200 GΩ～2000GΩ |
±20%rdg±5dgt |
1GΩ |
注：常用电气单位换算
1 TΩ（Tera ohm）=1000GΩ=1012Ω
1 GΩ（Giga ohm）=1000MΩ=109Ω
1 MΩ（Mega ohm）=1000KΩ=106Ω
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