... 关键词：长延时、短延时、瞬时、过电流脱扣器、单相短路电流 [gap=354]Key words: the long time delay, the short time delay, instantaneous, over electric current tripping device, single phase short-circu..
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When regulating current, the instantaneous tripping current must larger than the short time delay current must larger than the long time delay tripping current.
调节整定电流时，瞬时脱扣电流应大于短延时脱扣电流，短延时脱扣电流应大于长延时脱扣电流。
Fortunately the short delay gave him time to gather himself.
幸运的是，这短暂的拖延给了他喘息的时间。
To him I owe the discovery that even very short periods of time add up to all useful hours I need, if I plunge in without delay. Johm Erskine, American educator.
我感激他使我发现即使是很短的时刻，只要我分秒必争的一头钻进工作，积累起来就成为我需要的特别有用的几个钟头。美国教育家厄斯金。J。
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