["로기프트 泵自吸和空转问题",,")(((사람))가 外置齿轮双螺杆泵，渣油介质，工作温度15，不能自吸，也不允许空转，求解释下，谢各位",,"이게 뭐 설명이 필요하겠는가 行就行 不行就是不行的 当初选型的时候不知道泵的性质吗",,"楼主的意思不太明白 可以先学学双螺杆泵的相关知识，了解其运行特点和相关要求",,"空转不允许是怕机封干磨吧",,"초보자 한 명입니다，还希望各位前辈们担待，刚入行 这泵也是刚接手 只是看资料说能自吸 有说自吸能力很强的 有说能力有限的 但实际每次都要排好久 特来请教下 麻烦了",,"초보자 한 명입니다　还希望各位前辈们担待　刚入行　这泵也是刚接手　只是看资料说能自吸　有说自吸能力很强的　有说能力有限的　但实际每次都要排好久　特来请教下　麻烦了",,"一语中的 谢谢😊",,"저는 双螺杆泵生产厂家 不能空转好解释就是机封不能干磨 不能自吸：请问下自吸高度需要多少 物料粘度是多少？现工况上的泵转速是多少？泵型号有的话也提供下。我可以分析原因"

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