| 合用场合-> Suitable Situation -> |
适用于各计量机构、科研与生产部门、用作精密电阻标准，尤其适用于高阻表的检定。
It is suitable to be used as precise resistance standard for metrology units, research institutes, factory, and especially for Meggers calibration. |
| 详细指标-> Detail Specification-> |
1．电阻值调节范围Resistance value adjustment range：100kΩ~111.111GΩ
Resistance value adjustment range：100kΩ~111.111GΩ
2．小步进值Minimum step value：100kΩ；
Minimum step value：100kΩ；
3．允许误差Maximum permissible error： ±（ 0.2% ～ 2% ）
Maximum permissible error： ±（ 0.2% ～ 2% ）
4．工作电压Maximum working voltage:2.5kV
Maximum working voltage:2.5kV
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| 技术规格-> |
SB2015-3型精密十进位直流电阻箱采用高压玻璃釉电阻器及独特的高压密封开关，电性能稳定可靠、绝缘强度高、可在不断开测试电压的条件下调节电阻值（正在使用的那只开关不处在“0”位置时）、操作方便，适用于检定/校准各种规格的绝缘电阻表，也可作为高阻标准。
SB2015-3 Precise Decimal DC Resistance Box adopts high-pressure glass glaze resistor, special high-pressure airproof switch. It also possesses many features, such as stable power performance, high insulation intensity, convenient operation and can adjust the resistance value under the condition of no-disconnection testing voltage (The using switch should not be at the point of 0). SB2015-3 is suitable for testing, calibration various insulation resistor and can be used as DC Resistance standard. |
