新的！IEC 61951-2:20 17作为IEC 61951-2:20 17 RLV提供，其中包含国际标准及其红线版本，显示了与上一版本相比技术内容的所有变化。IEC 61951-2:20 17规定了二次密封镍金属氢化物小型棱柱形、圆柱形和纽扣形电池和蓄电池的标记、名称、尺寸、测试和要求，适用于任何方向，适用于便携式应用。 与上一版相比，此版本包括以下重大技术变更: -添加电池类型； -为电池和电池组添加“F”（高回收类型）名称； -为电池添加“I”(低自放电类型)名称； -修订图3(6.1.3.1)； -在阳性接触中添加“可选pip”注释； -将引线位置从pip更改为正极触点平面（B和G）。

NEW!IEC 61951-2:2017 is available as IEC 61951-2:2017 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 61951-2:2017 specifies marking, designation, dimensions, tests and requirements for secondary sealed nickel-metal hydride small prismatic, cylindrical and button cells and batteries, suitable for use in any orientation, for portable applications.
This edition includes the following significant technical changes with respect to the previous edition:
- addition of battery type;
- addition of ‘F’ (high recovery type) designation for cells and batteries;
- addition of ‘I’ (low self-discharge type) designation for cells;
- revision of Figure 3 (6.1.3.1);
- addition of “optional pip” note to positive contact;
- changed leader line position from pip to flats of positive contact (B and G).