Suitable Situation -> 適用于各計量機構、科研與生產部門、用作精密電阻標準，尤其適用于高阻表的檢定。 It is suitable to be used as precise resistance standard for metrology units, research institutes, factory, and especially for Meggers calibration. ">
用場合-> Suitable Situation ->
適用于各計量機構、科研與生產部門、用作精密電阻標準，尤其適用于高阻表的檢定。
It is suitable to be used as precise resistance standard for metrology units, research institutes, factory, and especially for Meggers calibration.
詳細指標-> Detail Specification->
1．電阻值調節范圍Resistance value adjustment range：100kΩ~111.111GΩ
Resistance value adjustment range：100kΩ~111.111GΩ
2．最小步進值Minimum step value：100kΩ；
Minimum step value：100kΩ；
3．最大允許誤差Maximum permissible error： ±（ 0.2% ～ 2% ）
Maximum permissible error： ±（ 0.2% ～ 2% ）
4．最高工作電壓Maximum working voltage:2.5kV
Maximum working voltage:2.5kV
技術規格->
SB2015-3型精密十進位直流電阻箱采用高壓玻璃釉電阻器及獨特的高壓密封開關，電性能穩定可靠、絕緣強度高、可在不斷開測試電壓的條件下調節電阻值（正在使用的那只開關不處在“0”位置時）、操作方便，適用于檢定/校準各種規格的絕緣電阻表，也可作為高阻標準。
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.
注：
我公司開發的直流系列電阻箱量程覆蓋范圍為0.001Ω~111.111GΩ,準確度：2％~0.01%,若有需要請致電我們。
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