问题
单项选择题
温度继电器KP52，检测油路的油温，当主变压器的油温超过（）时，断开主断路器。
A、80℃
B、90℃
C、100℃
D、110℃
答案
参考答案：C
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温度继电器KP52，检测油路的油温，当主变压器的油温超过（）时，断开主断路器。
A、80℃
B、90℃
C、100℃
D、110℃
参考答案：C
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