Non-contact sensing-actuating valves for water supply appliance
1 Scope
This standard specifies the terms and definitions, materials, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, etc. of the faucets, showers, urinal flushers, pedestal pan flushers, and squatting pan flushers controlled by the non-contact sensing-actuating electric valves.
This standard applies to the non-contact sensing-actuating valves for water supply appliance (hereinafter referred to as "water supply appliance") installed on the cold and hot water supply pipelines in buildings with a working pressure of 0.05MPa~1.0MPa and a working temperature of not more than 90℃.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 1019 General requirements for the package of household and similar electrical appliances
GB/T 1176 Specification for cast copper alloys
GB/T 2423.1-2008 Environmental testing for electric and electronic products - Part 2: Test methods - Tests A: Cold
GB/T 2423.2-2008 Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat
GB/T 2423.3-2006 Environmental testing for electric and electronic products - Part 2: Testing method - Test Cab: Damp heat, steady state
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB 4706.1-2005 Household and similar electrical appliances - Safety - Part 1: General requirements
GB/T 5231 Wrought copper and copper alloys chemical composition limits and forms of wrought products
GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates - Rating of test specimens and manufactured articles subjected to corrosion tests
GB/T 7306.1 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads - Part 1: Parallel internal and taper external threads
GB/T 7306.2 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads - Part 2: Taper internal and external threads
GB/T 7307 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
GB/T 10125-2012 Corrosion tests in artificial atmospheres - Salt spray tests (ISO 9227:2006, IDT)
GB/T 21873 Rubber seals - Joint rings for water supply drainage and sewerage pipelines - Specification for materials
GB/T 23448 Sanitary ware - Flexible hose
HG/T 3097 Rubber seals - Joint rings for pipelines for hot-water supply up to 110℃ - Specification for the materials (GB/T 3097-2006, ISO 9631:2003, IDT)
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
electric valves
device for controlling opening and closing of valve core in water supply appliance, including solenoid valves and motor valve
Foreword II
1 Scope
2 Normative references
3 Terms and definitions
4 Product classification
5 Materials
6 Technical requirements
7 Test methods
8 Inspection rules
9 Marking, packaging, transportation and storage
Annex A (Normative) Dimensional requirements for water supply appliance
Annex B (Normative) Water hammer test
