本文件规定了抽水马桶和抽水马桶套件的连接尺寸，而不考虑 用于制造它们的材料。 本文件不适用于虹吸式抽水马桶和抽水马桶套件。 注1:如果制造商要求，允许使用其他连接尺寸，例如特殊设计的抽水马桶 提供或推荐合适的配件。 注2:图中设备的形状仅用于说明；它绝不会影响设备的最终形状，这是由制造商主动决定的。 购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies the connecting dimensions of WC pans and WC suites regardless of the materials used for their manufacture. This document does not apply to siphonic action WC pans and WC suites. NOTE 1 Other connecting dimensions are permitted, e.g. special designs of WC pans, if the manufacturer supplies or recommends the appropriate fittings. NOTE 2 The shape of the appliance in the figures is for illustration only; it in no way prejudices the final shape of the appliance, which is left to the initiative of the manufacturer.All current amendments available at time of purchase are included with the purchase of this document.