4 一般要求与测试 General requirements and testing
4.1 Marking 标记
Tapware conforming to the requirements of this standard shall be permanently and legibly marked with:
符合本标准要求的卫生器具应有永久清晰标记：
— name or logo of the manufacturer; 制造商的名称或标志；
— acoustic and flow-rate classes (if relevant); 声音和流量等级(如果适用)；
— volume class for urinals (e.g. class 4 or class 6).小便器的冲水体积等级（4级或者6级）。
4.2 Materials 材料
4.2.1 Chemical and hygienic requirements 化学物质和卫生方面的要求
All materials coming into contact with water intended for human consumption shall present no risk to health.
所有与饮用水接触的材料不得对人类健康构成风险。
They shall not cause any change to the drinking water in terms of quality, appearance, smell or taste.
不得使饮用水的质量、外观、气味、味道发生任何变化。
4.2.2 Exposed surface conditions 暴露表面要求
Visible chromium plated surfaces and Ni-Cr coatings shall comply with the requirements of EN 248.
可见的镀铬表面和镍铬涂层应符合 EN 248 的要求。
4.3 Functions 功能
Tapware shall be actuated as intended by the manufacturer i.e. as described in the manufacturer’s instructions.
龙头配件应按照制造商的要求启动，即按照制造商说明书中的描述。
Tapware shall be tested so that all functions declared in the manufacturer’s instructions are verified. The tests shall be conducted twice. The requirements of this standard are satisfied if all functions are completed satisfactorily.
应对龙头配件进行测试，以便验证制造商说明书中声明的所有功能。测试应该进行两次。如果所有功能都令人满意地完成，则满足本标准的要求。
4.4 Protection against pollution 防止水污染
When taps are equipped with check valves, these shall conform to EN 13959.
当水龙头配置止回阀时，这些应符合EN 13959。
4.5 Electric characteristics and requirements 电气特性和要求
4.5.1 General 概述
The tests described are type tests (laboratory tests), not quality control tests carried out during manufacture.
所述试验是型式试验（实验室试验），而不是在制造期间进行的质量控制试验。
4.5.2 Electrical safety 电气安全
Testing for electrical safety is to be conducted as described in the relevant standard(s). A list of relevant standards is listed below but is not necessarily exhaustive.
电气安全测试应按照相关标准进行。 下面列出了一些相关的标准，但不一定是详尽的。
a) Low voltage specifications: 低压规格
1) EN 60335-1.
b) EMC:
1) EN 61000-6-1.
2) EN 61000-6-3.
Tapware using radars shall comply with electromagnetic immunity and emission to relevant national standards waiting for European standards.
使用雷达的龙头应符合相关国家标准的电磁抗扰度和排放等欧洲相关国家标准。
NOTE Equipment designed to emit and receive signals within the frequency range covered in the series of EN 61000 is subject to additional requirements while appropriate European Standard do not exist.
注： 为发射和接收 EN 61000 系列所涵盖频率范围内的信号而设计的设备须满足额外要求，而适当的欧洲标准尚不存在。
c) Protection of the Enclosure against ingress of water and dust: 外壳的防水防尘要求
The manufacturer shall declare the degree of protection of the product in accordance with EN 60529.
制造商应根据 EN60529 的规定声明产品的保护程度。
4.5.3 Electrical operation of solenoid valves 电磁阀的电气操作
4.5.3.1 Marking 标记
For the valves, marking shall include: 对于阀门，标记应包括：
a) AC valves: 交流电磁阀
1) voltage; 电压
2) power consumption (VA/W); 功率（VA / W）
3) frequency (Hz). 频率
b) DC valves：直流电磁阀
1) voltage;电压
2) power consumption (W);功率
3) monostable or bistable.单稳态或双稳态
4.5.3.2 Voltage 电压
Solenoid valves shall be operated at less than 42 V and shall comply with the safety extra low voltage (SELV) requirements of EN 60730-2-8.
电磁阀的工作电压应小于42v，并应符合EN 60730-2-8的安全特低电压(SELV)要求。
**4.5.4 Electric strength and insulation resistance of the solenoid valve 电磁阀的电气强度和绝缘电阻 **
Solenoid valves shall comply with EN 60730-2-8, where applicable.
电磁阀应符合EN 60730-2-8（如适用）。
4.5.5 Operational safety 操作安全
4.5.5.1 Test procedure for mains operated tapware 电池供电的龙头的测试程序
The test is conducted with cold water.
该试验用冷水进行测试。
Tapware intended for Type 1 water supply systems are operated at a dynamic pressure of (0,3 ± 0,02) MPa ((3 ± 0,2) bar).
用于类型1 供水系统的水龙头，在动压（0.3±0.02）MPa下运行（（3±0.2）bar）。
Tapware intended for Type 2 water supply systems are operated at a dynamic pressure of (0,02 ± 0,005) MPa ((0,2 ± 0,05) bar).
用于类型2供水系统的龙头，在动压（0.02±0.005）MPa下运行（（0,2±0,05）bar）。
Actuate the tap.
启动水龙头。
Cut off the electrical supply.
切断电压。
4.5.5.2 Requirements for mains operated tapware 交流供电的龙头的要求
The tapware shall always close. 龙头应始终保持关闭。
4.5.5.3 Test procedure for battery operated tapware 电池供电的龙头的测试程序
The test is conducted with cold water.
该试验用冷水进行测试。
The principle of the test consists of verifying that when the battery loses its charge, the tapware closes.
测试原理包括验证当电池失去电量时，龙头会关闭。
Tapware intended for Type 1 water supply systems is operated at a dynamic pressure of (0,3 ± 0,02) MPa ((3 bar ± 0,2) bar).
用于类型1 供水系统的水龙头，在动压（0.3±0.02）MPa下运行（（3±0.2）bar）。
Tapware intended for Type 2 water supply systems is operated at a dynamic pressure of (0,02 ± 0,005) MPa ((0,2 ± 0,05) bar).
用于类型2供水系统的龙头，在动压（0.02±0.005）MPa下运行（（0,2±0,05）bar）。
During testing the battery is replaced by an adapted power supply with adjustable voltage.
在测试期间，电池由具有可调电压的适配电源代替。
Beginning at 0,9 x Un (battery nominal voltage).
从0.9×Un（电池标称电压）。
a) Actuate the tap.
启动龙头。
b) While the water is running, reduce the voltage by 0,1 V.
开始出水时，将电压调低 0.1V。
c) Wait until the tap closes or actuate the closure of the tap.
等到龙头关闭或启动关闭的水龙头。
d) Repeat a), b), c) until the tap does not operate anymore.
重复 a）、b）、c）直到水龙头不再运行。
4.5.5.4 Requirements for battery operated tapware 电池供电的龙头的要求
After finishing the test, the tap shall remain in closed position.
完成测试后，水龙头应保持在关闭位置。
4.6 Leaktightness characteristics 密封性特征
4.6.1 General 概述
The tests described are type tests (laboratory tests) and not quality control tests carried out during manufacture.
所描述的试验是型式试验(实验室试验)，而不是在生产过程中进行的质量控制试验。
This subclause specifies test methods for verifying the leaktightness of electronic tapware and defines the corresponding requirements (see Table 4).
本款规定了检验电子水龙头密封性的试验方法，并规定了相应的要求(见表4)。
Tests are carried out with cold water.
试验是用冷水进行的。
4.6.2 Principle 原则
The principle of the test consists of checking under cold water pressure the leaktightness of the tapware (body, head-body unit, etc.).
试验的原理是在冷水压力下检查给水器具(主体、主体头部 等)的密封性。
4.6.3 Apparatus 仪器
A hydraulic test circuit capable of supplying the required static and dynamic pressures and of maintaining them throughout the duration of the test.
一种液压测试回路，能够提供所需的静态和动态压力，并在整个测试过程中保持这些压力。
*4.6.4 Leaktightness of tapware upstream of the obturator 密闭装置上游水龙头的密封性 ** *阀前
4.6.4.1 Procedure 程序
Connect the tapware to the test circuit with the outlet orifice open, and generally turned downwards.
将水龙头连接到测试回路上，并打开出口，并且通常向下。
With the obturator closed, apply a static water pressure at the inlet of the tapware of (1,6 ± 0,05) MPa ((16 ± 0,5) bar) for (60 ± 5) s.
关闭密闭装置后，在龙头的入口处施加静水压（1.6±0.05）MPa（（16±0.5）bar）（60±5）s。
4.6.4.2 Requirements 要求
Throughout the duration of the test there shall be no leakage at the obturator and no leakage or seepage through the walls.
在整个测试过程中，密闭装置各处没有泄漏，龙头外壁也没有泄漏或渗漏。
4.6.5 Leaktightness of tapware downstream of the obturator with the obturator open 在密闭装置打开的情况下，密闭装置下游的龙头密封性
4.6.5.1 General 概述
This test only applies to tapware (Clause 5) and urinal flushing valves (Clause 6).
该测试仅适用于龙头（第5章）和小便冲洗阀（第6章）。
4.6.5.2 Procedure 程序
— Connect the tapware to the test circuit with the outlet orifice(s) artificially closed, and generally turned downwards;
将水龙头连接到测试回路上，并关闭出口，并且通常向下；
— open the obturator(s);
打开密闭装置；
— apply a static water pressure of (0,4 ± 0,02) MPa ((4 ± 0,2) bar) for (60 ± 5) s;
施加（0,4±0.02）MPa（（4±0.2）bar）的静压（60±5）s；
— test is to be repeated at a pressure of (0,02 ± 0,005) MPa ((0,2 ± 0,05) bar) for (60 ± 5) s.
在（0,02±0.005）MPa（（0.2±0.05）bar）的压力下重复测试（60±5）s。
4.6.5.3 Requirements 要求
Throughout the duration of the test there shall be no leakage or seepage through the walls.
在整个测试期间，龙头外壁不得有渗漏或渗漏现象。
4.6.6 Leaktightness tests - Summary table 密封性试验汇总表
Summary of the leaktightness tests is given in Table 3.
表3给出了密封性试验的总结。
Table 3 — Summary of leaktightness tests 密封性试验总结
| Leaktightness of | Outlet | Pressure | Duration | Requirements | |
|---|---|---|---|---|---|
| Tapware and urinal flushing valves 水龙头和小便 器冲洗阀 |
Upstream of obturator 阀前 |
Open 开 |
(1,6 ± 0,05) MPa ((16 ± 0,5) bar) | (60 ± 5) s | No leakage 无泄漏 |
| Tapware and urinal flushing valves 水龙头和小便 器冲洗阀 |
Downstream of obturator 阀后 |
Closed 关 |
(0,4 ± 0,02) MPa ((4 ± 0,2) bar) | (60 ± 5) s | No leakage 无泄漏 |
| Tapware and urinal flushing valves 水龙头和小便 器冲洗阀 |
Downstream of obturator 阀后 |
Closed 关 |
(0,020 ± 0,002) MPa ((0,2 ± 0,02) bar) | (60 ± 5) s | No leakage 无泄漏 |
| WC flushing valve 大冲阀 |
WC flushing valve 大冲阀 |
Open 开 |
(1,6 ± 0,05) MPa ((16 ± 0,5) bar) | (60 ± 5) s | No leakage 无泄漏 |
4.7 Pressure resistance characteristics - mechanical performance under pressure 耐压特性 - 压力下的机械性能
4.7.1 General 概述
This clause describes the test method that shall be carried out to verify the mechanical performance under high pressure and specifies the test criteria.
本条款描述了在高压下验证机械性能应采取的试验方法，并规定了试验标准。
4.7.2 Principle 原则
The principle is to detect any deformation of the tap which may occur using cold water under pressure. The test is carried out upstream of the obturator.
其原理是检测水龙头在冷水压力下可能发生的任何变形。测试是在密闭装置的上游进行。
Valves submitted to the tests specified in 4.7.4 shall not be used for other tests.
按照4.7.4规定的测试后的阀门不能重复用于其他测试项目。
4.7.3 Apparatus 设备
The apparatus is described in 4.6.3. 该装置在4.6.3中有描述。
4.7.4 Procedure 程序
Connect the tapware to the test circuit.
将龙头连接到测试电路。
With the obturator closed apply a static water pressure of (2,5 ± 0,05) MPa ((25 ± 0,5) bar) for (60 ± 5) s.
关闭密闭装置后，施加（2.5±0.05）MPa（（25±0.5）bar）的静水压力（60±5）s。
4.7.5 Requirements 要求
There shall be no permanent deformation in the any part of the tapware upstream of the obturator.
在密闭装置上游的龙头的任何部分都不应有永久变形。
Seepage is permissible.
渗漏是允许的。