检查瓦斯继电器内是否充满油,若瓦斯继电器内存在气体时,应记录气量、鉴定气体的颜色及是否可燃,并取气样及油样作色谱分析。若瓦斯继电器内的气体为无色,无臭而不可燃,色谱分析判断为空气,则变压器可继续运行。若气体是可燃的,色谱分析其含量过正常值,经常规试验给以综合判断,若判明变压器内部已有故障,必须将变压器停运,以便分析动作原因和进行检查试验。
c)若信号动作是因油箱剩余空气逸出,或强油循环系统吸入空气而动作,而且信号动作间隔时间逐次缩短,将造成跳闸时,若无备用变压器,经厂工程师(或副工程师)同意可将重瓦斯改投信号,同时应立即查明原因加以消除。若有备用变压器,应倒换备用变压器运行。而不允许将运行中的变压器重瓦斯改投信号位置。ALLEN BRADLEY 512-AJB-3-6P-24?R COMBO STARTER, SIZE 0
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