| 配电变压器低压侧断路器瞬时脱扣器动作电流整定值的计算 |
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| 引用本文： | 王志雄.配电变压器低压侧断路器瞬时脱扣器动作电流整定值的计算[J].低压电器,1995(5):25-28. |
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| 作者姓名： | 王志雄 |
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| 作者单位： | 广深铁路总公司深圳水电所 518020 |
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| 摘 要： | 通过变压器的允许短路电流值，变压器线圈在短时间内允许的最大平均温度的计算，三相，两相和单相短路电流值与变压器本身额定电流的比较分析，得出低压断路瞬时短路动作电流值如何确定的结论。
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| 关 键 词： | 低压断路器 配电变压器 短路电流 脱扣器 计算 |
Calculation for Tripping Current Settings of Instantaneous Release for Circuit Breaker in Second Side of Distribution Transformer |
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| Wang Zhixiong.Calculation for Tripping Current Settings of Instantaneous Release for Circuit Breaker in Second Side of Distribution Transformer[J].Low Voltage Apparatus,1995(5):25-28. |
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| Authors: | Wang Zhixiong |
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| Affiliation: | Wang Zhixiong |
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| Abstract: | Through the calculation of allowable short-circuit current of transformer and allowable maximum average temperature in short time of transformer coil and the comparison between short-circuit current and rated current of transformer, the determination of instantaneous short-circuit tripping current is obtained. |
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| Keywords: | low voltage circuit breaker distribution transformer short-circuit current tripping current |
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