This generator employs three phrase star connections with neutral point, the wire voltage is 400v and the phrase voltage is 230v.
本系列发电机为三相带有中性点的星形接法，线电压为400v，相电压为230v。
The zero-sequence differential protection ought to be added at the star winding of extra-high voltage transformer.
接线绕组的超高压变压器应增设零序差动保护。
Characteristic of output voltage is analyzed according to the star graph of slot potential, and the design constraints of armature windings are provided.
输出电压的特点是根据插槽潜力的星图，分析和电枢绕组的设计约束。
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