水电厂厂用电变压器阻抗选择,说法正确的是()。A.高压厂用电变压器应选用与普通变压器相同的阻抗值;B.低压厂用电变压器应选用与普通变压器相同的阻抗值;...

作者: rantiku 人气: - 评论: 0
问题 水电厂厂用电变压器阻抗选择,说法正确的是()。
选项 A.高压厂用电变压器应选用与普通变压器相同的阻抗值; B.低压厂用电变压器应选用与普通变压器相同的阻抗值; C.低压厂用电变压器宜选用与普通变压器相同的阻抗值; D.引自大机组机端或大容量低压厂用电变压器是否用高阻抗值,应进行比较论证。
答案 ACD
解析

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