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kv47sn
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樓主  發(fā)表于: 2009-01-28 20:31
變壓器油位計上-30°,+20°和+40° 是指變壓器油溫還是指的環(huán)境溫度?
有人說(shuō)是環(huán)境溫度:
《GB/T?6451-1999》17.4.1  變壓器均應裝有儲油柜(密封變壓器除外),其結構應便于清理內部。儲油柜的一端應裝有油位計,儲油柜的容積應保證在最高環(huán)境溫度與允許負載狀態(tài)下油不溢出,在最低環(huán)境溫度未投入運行時(shí),觀(guān)察油位計應有油位指示。
所以是環(huán)境溫度。油位指示計上應劃有三條監視線(xiàn),表示使用地點(diǎn)在最高、平均和最低環(huán)境溫度時(shí)應有的油面,并注明其溫度。為了防止油位指示計的指示錯誤,油位指示計的下緣應高于儲油柜和變壓器之間的連接管的上端管口。

也有人說(shuō)是油溫,我真的不懂了,大家可以討論一下嗎?
謝謝!

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