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1·Where a water leak is severe and the collecting water threatens to cause damage to the home's structure before it can drain away.

漏水严重，并且积水排干之前已经对房子结构造成破坏。

2·Liquids collecting in the coalescing filter sump are automatically drained into the common drain tank.

凝聚过滤器滤槽中汇集的液体可自动排入共用的排水箱。

3·Usually under the conditions of excessive heat, high pressure and small load, condensate tends to emerge inside the collecting conduit and the drain traps.

通常在过热高压小负荷工况下，在集水管和疏水阀内只有极少的凝结水产生。