NSF61-9 2009 中文.pdf

NSF61-2009 饮用水系统部件-健康影响 9 机械水暖设备 9 Mechanical plumbing devices 9.1 Coverage This section covers mechanical plumbing devices, components, and materials that are typically installed within the last liter of the distribution system (endpoint devices) and are intended to dispense water for human ingestion. In-line devices are excluded from this section. Point-of-use and point-of-entry water treatment devices are excluded. 9 ．1 概述 这节包括机械水暖设备，组件，材料，它们是通常安装在分配系统的最末端的设备，用来分配 人类摄取的水。这节排除嵌入设备，也不包括使用点和进入点的水处理设备。 9.1.1 Endpoint devices specifically included in the coverage of this section are: – single-handle and two-handle lavatory faucets (for example: centersets, widespread, minispread, and basin cocks), except as exempted in 9.1.2; – two-hole and single-hole bar faucets; – single-handle and two-handle kitchen faucets (for example: top mounts, concealed fittings, and wall mounts); – hot and cold water dispensers; – drinking fountains, drinking fountain bubblers, and water coolers; – glass fillers; – residential refrigerator ice makers; – flexible plumbing connectors and flexible risers intended for potable water applications; – supply stops and endpoint control valves; and – commercial kitchen devices (see 9.2.3), limited to the following: – pot and kettle fillers (see 9.2.7); – devices with extended standpipes or risers (see 9.2.5); and – pre-rinse assemblies that include an auxiliary spout or other outlet. NOTE 1 – Only the commercial kitchen devices listed above shall be evaluated using the 18.9 L (5 gal) normalization. NOTE 2 – The base device to which the pre-rinse component is added shall be considered a commerci