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【单选题】
选用的电器额定电流不得低于所在回路各种可能运行方式下的持续工作电流，即IN≥Ig ，则变压器回路电流按（）选择（假设需考虑承担另一台变压器事故或者检修时转移的负荷）
A.
变压器的额定电流
B.
1.05倍变压器的额定电流
C.
（1.3～2.0）倍变压器的额定电流
D.
1.2倍变压器的额定电流
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