Y62 家用清洁、整容器具 标准查询与下载

BS EN 60335-2-72:2009 家用和类似用途电器.安全性.商业用地板处理的自动机器特殊要求

This clause of Part 1 is replaced by the following. This European Standard deals with the safety of powered ride-on and walk-behind machines intended for commercial indoor or outdoor use for the following applications: – sweeping, – scrubbing, – wet or dry pick-up, – polishing, – application of wax, sealing products and powder based detergents, – shampooing of floors with an artificial surface. Their cleaning motion is more linear than lateral or periodic. NOTE Z101 By contrast, the cleaning motion of machines covered by EN 60335-2-67 is more lateral or periodic than linear. They may be equipped with a traction drive system. The following power systems are covered: – internal combustion engines, – mains powered motors up to a rated voltage of 250 V for single-phase appliances and 480 V for other appliances, – battery powered motors. Battery powered machines may be equipped with a built-in battery charger. This Part 2 applies in conjunction with EN 60335-1:2002 and its amendments, which is referred to in this text as “Part 1”. This Part 2 supplements or modifies the corresponding clauses of Part 1 as indicated in the text. This standard does not apply to – machines designed to be part of a production process; – machines designed for use in corrosive or explosive environments (dust, vapour or gas); – machines designed for use on slopes with a gradient exceeding 20 %; – machines equipped with a power take-off (PTO); – machines designed for picking up hazardous dusts as defined in EN 60335-2-69, inflammable substances, or aflame particles; – floor treatment machines for commercial use as covered by EN 60335-2-67; – spray extraction appliances; NOTE Z102 EN 60335-2-68 covers spray extraction appliances for commercial use. – wet and dry vacuum cleaners; NOTE Z103 EN 60335-2-69 covers wet and dry vacuum cleaners for commercial use. – road sweepers; NOTE Z104 EN 15429-1 covers road sweepers. – park, garden, and agricultural machines; NOTE Z105 EN ISO 4254-1 covers agricultural machinery, EN 836 covers powered lawnmowers. – machines designed for use in vehicles or on board of ships or aircraft. NOTE Z106 Attention is drawn to the fact that – in many countries additional requirements on the safe use of the equipment covered may be specified by the national health authorities, the national authorities responsible for the protection of labour, the national water supply authorities and similar authorities; – ride-on machines designed for transport over public roads may be subject to additional requirements (e.g. lighting, number plate etc.).

Household and similar electrical appliances. Safety. Particular requirements for automatic machines for floor treatment for commercial use

BS EN 60335-2-67:2009 家用和类似用途电器.安全性.商用地板处理机和地板清洗机的特殊要求

This clause of Part 1 is replaced by the following. This European Standard deals with the safety of powered floor treatment and floor cleaning machines intended for commercial indoor or outdoor use for the following applications: – scrubbing, – wet or dry pick-up, – polishing and dry buffing, – application of wax, sealing products and powder based detergents, – shampooing, – stripping, grinding and scarifying of floors with an artificial surface. Their cleaning motion is more lateral or periodic than linear. NOTE Z101 By contrast, the cleaning motion of machines covered by IEC 60335-2-72 is more linear than lateral or periodic. NOTE Z102 Commercial use of these floor treatment machines is for example their use in hotels, schools, hospitals, factories, shops and offices for other than normal housekeeping purposes. The following power systems are covered: – internal combustion engines, – mains powered motors up to a rated voltage of 250 V for single-phase appliances and 480 V for other appliances, – battery-powered motors. Battery powered machines may be equipped with a built-in battery charger. This Part 2 applies in conjunction with EN 60335-1:2002 and its amendments, which is referred to in this text as “Part 1”. This Part 2 supplements or modifies the corresponding clauses of Part 1 as indicated in the text. This standard does not apply to – machines designed to be part of a production process; – machines designed for use in corrosive or explosive environments (dust, vapour or gas); – machines designed for picking up hazardous dusts as defined in IEC 60335-2-69, inflammable substances, or aflame particles; – ride-on and walk-behind floor treatment machines as covered by IEC 60335-2-72; – spray extraction machines; NOTE Z103 IEC 60335-2-68 gives requirements for spray extraction machines for commercial use. – wet and dry vacuum cleaners; NOTE Z104 IEC 60335-2-69 gives requirements for wet and dry vacuum cleaners. – floor treatment appliances for household use as covered by IEC 60335-2-10; – hand-held and transportable motor-operated electric tools; NOTE Z105 The IEC 60745 series covers hand-held motor-operated electric tools; the IEC 61029 series covers transportable motor-operated electric tools. – machines designed for use in vehicles or on board of ships or aircraft. NOTE Z106 Attention is drawn to the fact that in many countries additional requirements on the safe use of the equipment covered may be specified by the national health authorities, the national authorities responsible for the protection of labour, the national water supply authorities and similar authorities.

Household and similar electrical appliances - Safety - Particular requirements for floor treatment and floor cleaning machines for commercial use

BS EN 60335-2-68:2009 家用和类似用途电器.安全性.商业用喷吸器具的详细要求

This clause of Part 1 is replaced by the following. This European Standard deals with the safety of electrical portable, non self-propelled motor-operated spray extraction machines with or without attachments and with or without electrical heating elements, intended for commercial indoor use. NOTE Z101 Commercial use of spray extraction machines is for example their use in hotels, schools, hospitals, factories, shops and offices for other than normal housekeeping purposes and rental services for those machines. The following power systems are covered: – mains powered motors up to a rated voltage of 250 V for single-phase appliances and 480 V for other appliances, – battery powered motors. This standard applies to machines in which the pressure of the employed cleaning agent does not exceed 2,5 MPa, and in which the product of the pressure (in MPa) and the flow of cleaning agent (in litres per minute) does not exceed 100, and in which the temperature of the cleaning agent at the spray nozzle outlet does not exceed 85 ºC. NOTE Z102 Attention is drawn to the fact that in many countries additional requirements on the safe use of the equipment covered may be specified by the national health authorities, the national authorities responsible for the protection of labour, the national water supply authorities and similar authorities. This standard does not apply to – machines designed to be part of a production process; – wet and dry vacuum cleaners as covered by IEC 60335-2-69; – machines designed for picking up hazardous dusts, inflammable substances, or aflame particles; – floor treatment machines for commercial use; NOTE Z103 IEC 60335-2-67 covers floor cleaning and floor treatment machines for industrial and commercial use. IEC 60335-2-72 covers automatic floor treatment machines for industrial and commercial use. – machines designed for use in corrosive or explosive environments (dust, vapour or gas); – hand-held appliances; – hand-held and transportable motor-operated electric tools. NOTE Z104 The IEC 60745 series covers hand-held motor-operated electric tools; the IEC 61029 series covers transportable motor-operated electric tools.

Household and similar electrical appliances - Safety - Particular requirements for spray extraction machines for commercial use

BS EN 60335-2-79:2009 家用和类似用途电器.安全性.高压清洁机和蒸汽清洁机的特殊要求

This clause of Part 1 is replaced by the following. This European Standard deals with the safety of high pressure cleaners without traction drive, intended for household and commercial indoor or outdoor use, having a rated pressure not less than 2,5 MPa and not exceeding 35 MPa. It also applies to steam cleaners and those parts of hot water high pressure cleaners incorporating a steam stage which have a capacity not exceeding 100 l, a rated pressure not exceeding 2,5 MPa and a product of capacity and rated pressure not exceeding 5 MPa·l. The following power systems of the drive for the high pressure pump are covered: – mains powered motors up to a rated voltage of 250 V for single-phase machines and 480 V for other machines, – battery powered motors, – internal combustion engines, – hydraulic or pneumatic motors. This part 2 applies in conjunction with EN 60335-1:2002 and its amendments, which is referred to in this text as “Part 1”. This part 2 supplements or modifies the corresponding clauses of Part 1 as indicated in the text. This standard does not apply to – high pressure water jet machines as covered by EN 1829-1; – steam cleaners intended for domestic use as covered by IEC 60335-2-54; – machines designed to be part of a production process; – machines designed for use in vehicles or on board of ships or aircraft; – machines designed for use in corrosive or explosive environments (dust, vapour or gas); – cleaners designed for medical application; – hand-held motor-operated electric tools as covered by IEC 60745 (series); – transportable motor-operated electric tools as covered by IEC 61029 (series); – machines for application of coating; NOTE Z101 EN 1953 gives requirements for atomising and spraying equipment for coating materials. EN 12621 gives requirements for machinery for the supply and circulation of coating and/or auxiliary materials under pressure. – agricultural sprayers; NOTE Z102 EN 907 gives requirements for sprayers and liquid fertilizer distributors for agricultural and forestry purposes. – non-liquid, solid abrasive cleaners. NOTE Z103 Attention is drawn to the fact that in many countries additional requirements on the safe use of the equipment covered may be specified by the national health authorities, the national authorities responsible for the protection of labour, the national water supply authorities and similar authorities.

Household and similar electrical appliances - Safety - Particular requirements for high pressure cleaners and steam cleaners

JIS C 9108:2009 电动真空吸尘器

The Japanese Industrial Standard specifies electric vacuum cleaners for household with a rated power consumption of 100 W to 1000 W in which the back pressure of a blower driven by a motor is utilized and other vacuum cleaners of over 1000 W to and including 1500 W (herrafter referred to as "vacuum cleaner").

Electric vacuum cleaners

IEC 60335-2-2:2009 家用及类似用途电器.安全性.第2-2部分:真空清洗器及水清洗机的详细要求

This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electric vacuum cleaners and watersuction cleaning appliances for household and similar purposes@ including vacuum cleaners for animal grooming@ their rated voltage being not more than 250 V. It also applies to centrally-sited vacuum cleaners and automatic battery-powered cleaners. This standard also applies to motorized cleaning heads and current-carrying hoses associated with a particular vacuum cleaner. Appliances not intended for normal household use@ but which nevertheless may be a source of danger to the public@ such as appliances intended to be used by laymen in shops and other premises for normal housekeeping purposes@ are within the scope of this standard. NOTE 101 Examples of such appliances are appliances intended to be used for normal housekeeping purposes in hotels@ offices@ schools@ hospitals and similar premises. As far as is practicable@ this standard deals with the common hazards presented by appliances that are encountered by all persons in and around the home. However@ in general@ it does not take into account ?C persons (including children) whose ? physical@ sensory or mental capabilities; or ? lack of experience and knowledge prevents them from using the appliance safely without supervision or instruction; ?C children playing with the appliance. NOTE 102 Attention is drawn to the fact that ?C for appliances intended to be used in vehicles or on board ships or aircraft@ additional requirements may be necessary; ?C in many countries additional requirements are specified by thenational health authorities@ the national authorities responsible for the protection of labour@ the national water supply authorities and similar authorities. NOTE 103 This standard does not apply to ?C appliances intended exclusively for industrial purposes; ?C appliances intended to be used in locations where special conditions prevail@ such as the presence of a corrosive or explosive atmosphere (dust@ vapour or gas). ?C wet and dry vacuum cleaners@ including power brush@ for commercial use (IEC 60335-2-69).

Household and similar electrical appliances - Safety - Part 2-2: Particular requirements for vacuum cleaners and water-suction cleaning appliances

DIN EN 60335-2-5/A11:2009 家用和类似用途电器的安全性.第2.5部分:洗碗机的特殊要求,德文版本 EN 60335-2-5:2003/A11:2009

Household and similar electrical appliances - Safety - Part 2-5: Particular requirements for dishwashers; German version EN 60335-2-5:2003/A11:2009

IEC 60436:2009 家用电动洗碗机.性能测定方法

Electric dishwashers for household use - Methods for measuring the performance

BS DD IEC/PAS 62611:2009 商用真空吸尘器.测量性能法

Vacuum cleaners for commercial use - Methods for measuring performance

DIN EN ISO 10472-3:2009 工业洗涤机械的安全要求.第3部分:包括组件机械的洗衣槽线(ISO 10472-3:1997),DIN EN ISO 10472-3:2009-10的英文版本

This part of ISO 10472 covers, together with ISO 10472-1, most significant hazards associated with washing tunnel lines including component machines such as: -- continuous tunnel washing machines; -- squeeze presses or centrifugal extraction machines; -- transfer conveyor systems; -- automatic transfer tumblers; -- loading or unloading system interfaces; -- access platform and ladders. This part of ISO 10472 does not cover particular hazards for continuous stand-alone washing lines for endless towels. This part of ISO 10472 does not cover the hazards caused by processing work which may create an explosive or flammable atmosphere inside the machine. This part of ISO10472 complements the basic requirements laid down in ISO/TR12100-1 and ISO/TR 12100-2. It also gives guidance to the designer on assessing the risks associated with the hazards (see EN 1050) and on selecting measures for attaining the required safety level. This part of ISO 10472 does not apply to ancillary equipment, e. g. chemical store and supply pumps, steam valves and supply pipework, vent systems, work feed systems and discharge systems and ducting to the atmosphere.

Safety requirements for industrial laundry machinery - Part 3: Washing tunnel lines including component machines (ISO 10472-3:1997); English version of DIN EN ISO 10472-3:2009-10

DIN EN ISO 10472-1:2009 工业洗涤机械的安全要求.第1部分:通用要求(ISO 10472-1:1997),DIN EN ISO 10472-1:2009-10的英文版本

The individual parts of ISO 10472 identify all significant hazards associated with laundry machinery designed for use in industrial laundry premises, which includes hotels, hospitals, nursing homes, prisons and similar premises, as well as machines designed for use in self-service establishments subject to the minimum capacities stated in the separate parts of ISO 10472. Dry-cleaning presses and garment presses are also included. Certain specialized finishing machines used for shaped items are excluded. Household and similar electrical appliances ]see IEC 335) are not covered by ISO 10472. The individual parts of ISO 10472 complement the basic requirements laid down in ISO/TR 12100 1 and ISO/TR 12100-2. They give guidance to the designer on assessing the risks associated with the hazards (see EN 1050) and on selecting measures to attain the required safety level. "Use of machinery" comprises both intended use and reasonably foreseeable misuse. The individual parts of ISO 10472 do not give specific technical advice about: -- the phases of life of the machine other than use; -- noise; laser; -- maintenance operations and elimination of process faults; -- ergonomics; -- explosions; -- isolation of energy sources; -- pressure vessels; -- hot surfaces necessarily exposed for production purposes [but see ISO 10472 6 (press head surface)]. The individual parts of ISO 10472 do not cover electromagnetic compatibility. Hazards due to the use of gas within a machine which is not included in the range described in 5.5.2 of this part of ISO 10472 are not covered by the individual parts of ISO 10472. Examples of layouts of a large- and a medium-size plant which show the machines of parts 2 to 6 of ISO 10472 are given in annex B. The individual parts of ISO 10472 apply to machines which are manufactured after the date of issue of the relevant parts. NOTE For significant hazards concerned with construction, transport, commissioning, decommissioning, dismantling and disposal of the machine, see ISO/TR 12100 1:1992, 3.11, 3.12 and ISOfrR 12100 2:1992, 5.5. The guidance contained in the individual parts of ISO 10472 is based on the assumption that the designer has completed a risk analysis of the machine under consideration. This will enable him to identify and fulfil the significant requirements for the machine as stipulated by the individual parts of ISO 10472.

Safety requirements for industrial laundry machinery - Part 1: Common requirements (ISO 10472-1:1997); English version of DIN EN ISO 10472-1:2009-10

DIN EN ISO 10472-6:2009 工业洗涤机械的安全要求.第6部分:熨烫及熔压机(ISO 10472-6:1997),英文版本DIN EN ISO 10472-6:2009-10

This part of ISO 10472 covers, together with ISO 10472-1, most significant hazards associated with ironing and fusing presses used in the laundry, garment and dry-cleaning industry, and in particular: -- scissor presses; -- cabinet presses; -- drawer presses; -- rotary presses (carousel) and other presses with multiple bucks. This part of ISO 10472 complements the basic requirements as laid down in ISO/TR 12100-1 and ISO/TR 12100 2. It also gives guidance to the designer on assessing the risks associated with the hazards (see EN 1050) and on selecting measures for attaining the required safety level. This part of ISO 10472 does not apply to ancillary equipment, e. g steam boilers, steam valves and supply pipe work, vent systems, work feed systems and discharge systems, and ducting to the atmosphere.

Safety requirements for industrial laundry machinery - Part 6: Ironing and fusing presses (ISO 10472-6:1997);English version of DIN EN ISO 10472-6:2009-10

DIN EN ISO 10472-2:2009 工业洗涤机械的安全要求.第2部分:洗衣机和脱水机(ISO 10472-2:1997),德文版本EN ISO 10472-2:2008

This part of ISO 10472 covers, together with ISO 10472-1, most significant hazards associated with washing machines and washer-extractors of all configurations having a net usable cage volume > 60 I. This part of ISO 10472 does not cover particular hazards for drawer-type washer-extractors. This part of ISO 10472 does not cover the hazards caused by processing work which may create an explosive or flammable atmosphere inside the machine. This part of ISO 10472 complements the basic requirements as laid down in ISO/TR 12100-1 and ISO/TR 12100-2. It also gives guidance to the designer on assessing the risks associated with the hazards (see EN 1050) and on selecting measures for attaining the required safety level. This part of ISO 10472 does not apply to ancillary equipment, e.g. chemical supply pumps, steam valves and supply pipe work, vent systems, work feed systems and discharge systems and ducting to the atmosphere.

Safety requirements for industrial laundry machinery - Part 2: Washing machines and washer-extractors (ISO 10472-2:1997); English version of DIN EN ISO 10472-2:2009-10

IEC 60436:2004/AMD1:2009 家庭使用洗碟机.性能测试方法.修改件1

Electric dishwashers for household use - Methods for measuring the performance; Amendment 1

DIN EN ISO 10472-4:2009 工业洗衣机械的安全性要求.第4部分:空气干燥机(ISO 10472-4-1997).英文版本DIN EN ISO 10472-4-2009-09

This part of ISO 10472 covers, together with ISO 10472-1, most significant hazards associated with air dryers, and in particular with tumble dryers having a net usable cage volume > 160 I and tunnel finishers including associated conveyors and cabinet dryers. This part of ISO 10472 complements the basic requirements as laid down in ISO/TR 12100-1 and ISO/TR 12100-2. It also gives guidance to the designer on assessing the risks associated with the hazards (see EN 1050) and on selecting measures for attaining the required safety level. This part of ISO 10472 does not apply to ancillary equipment.

Safety requirements for industrial laundry machinery - Part 4: Air dryers (ISO 10472-4:1997); English version of DIN EN ISO 10472-4:2009-09

DIN EN ISO 10472-5:2009 工业洗衣机械的安全性要求.第5部分:平板熨衣机,进料机和折叠机(ISO 10472-5-1997).英文版本DIN EN ISO 10472-5-2009-09

This part of ISO 10472 covers, together with ISO 10472-1, most significant hazards associated with flatwork ironers, feeders and folders, such as: -- cylinder and bed ironers for flatwork finishing having a contact area (for bed ironers under pressure) > 0,25 m; -- flatwork feeding machines for the automatic feeding of flatwork into bed or cylinder ironers, or directly to folders; -- flatwork folding machines for the automatic folding of flatwork in association with cylinder and bed ironers; -- folding machines for the automatic folding of small pieces (excluding endless towels); -- multi-function machines. This part of ISO 10472 complements the basic requirements as laid down in ISO/TR 12100-I and ISO/TR 12100-2. It also gives guidance to the designer on assessing the risks associated with the hazards (see EN 1050) and on selecting measures for attaining the required safety level. This part of ISO 10472 does not apply to ancillary equipment, e. g chemical supply pumps, steam valves and supply pipe work, vent systems, work feed systems and discharge systems and ducting to the atmosphere.

Safety requirements for industrial laundry machinery - Part 5: Flatwork ironers, feeders and folders (ISO 10472-5:1997); English version of DIN EN ISO 10472-5:2009-09

BS EN ISO 8230-2:2008 干洗机的安全性要求.第2部分:使用四氯乙烯的干洗机(ISO 8230-2-2008)

This part of ISO 8230 specifies safety requirements for dry-cleaning machines that exclusively use perchloroethylene (hereinafter known as “perc”) as their cleaning medium. It is applicable to such dry-cleaning machines, within the scope of ISO 8230-1, when they are used as intended and under conditions of misuse that are reasonably foreseeable by the manufacturer. It is not applicable to: -open-circuit dry-cleaning machines; -transfer machines. situations and significant hazardous events that have been identified as being significant to the types of machines covered by this part of ISO 8230 and which require specific action by the designer or manufacturer to eliminate or reduce the risk. It deals with the following significant hazards specific to the use of perc, which can lead to the inhalation of unhealthy vapours, to perc contact with the skin (including of the feet) or eyes of the machine operator and those of other personnel and members of the public, as well as to water and ground contamination: a) perc emission to the workroom, seepage into the ground and sewer during operation and maintenance of the water separator; b) perc emission resulting from operation, cleaning and maintenance of the distilling installation. This part of ISO 8230 applies to machines manufactured after the date of its issue.

Safety requirements for dry-cleaning machines - Part 2: Machines using perchloroethylene (ISO 8230-2:2008)

BS EN ISO 8230-3:2008 干洗机的安全性要求.第3部分:用易燃溶剂的机械(ISO 8230-3-2008)

This part of ISO 8230 specifies safety requirements for dry-cleaning machines that use a combustible solvent (CS), as defined in ISO 8230-1, as their cleaning medium. It is applicable to such dry-cleaning machines, within the scope of ISO 8230-1, when they are used as intended and under conditions of misuse that are reasonably foreseeable by the manufacturer. This part of ISO 8230, in conjunction with ISO 8230-1, deals with all significant hazards, significant hazardous situations and significant hazardous events that have been identified as being significant to the types of machines covered by this part of ISO 8230 and which require specific action by the designer or manufacturer to eliminate or reduce the risk. It deals with the following significant hazards specific to the use of CS: -hazards related to the entire dry-cleaning machine (electrical hazards, explosion hazards); -hazards relating to the machine (combustible solvent emission, explosion hazards during the cleaning phase, explosion hazards during the drying phase); -hazards relating to the distilling equipment (combustible solvent emission, explosion hazards). This part of ISO 8230 applies to machines manufactured after the date of its issue.

Safety requirements for dry-cleaning machines - Part 3: Machines using combustible solvents (ISO 8230-3:2008)

BS EN ISO 8230-1:2008 干洗机的安全性要求.第1部分:一般安全性要求(ISO 8230-1-2008)

This part of ISO 8230 specifies common safety requirements for dry-cleaning machines. It is applicable to dry-cleaning machines of all sizes intended for industrial and commercial use for the cleaning of articles made of textile, leather, furs and skins, using exclusively either perchloroethylene or combustible solvent as the cleaning medium. It is not applicable to: -machines placed at the disposal of the general public (self-service); -transfer machines as defined in 3.1.4; -ironing presses (see ISO 10472-1 and ISO 10472-6); -ancillary equipment, e.g. room ventilation equipment, waste recuperation systems of the still, external water cooling systems or external systems for solvent recovery from the still sludge. This part of ISO 8230 deals with all significant hazards arising from the use of the dry-cleaning machine, where “use of the dry-cleaning machine” comprises both intended use and foreseeable abnormal situations and includes commissioning, use and maintenance. It defines the common safety requirements for dry-cleaning machines and is intended to be used in conjunction with ISO 8230-2 and ISO 8230-3, as relevant. Specific requirements in those other parts of ISO 8230 take precedence over the respective requirements of this part of ISO 8230. It does not deal with hazards caused by processing items that can create an explosive atmosphere (e.g. printers' wipers containing a low-flash solvent), nor with machines processing loads that can contain “foreign solvents”, which could lead to a change in a property (characteristic) of the cleaning solvent, e.g. cause foaming or make it carcinogenic. This part of ISO 8230 applies to machines manufactured after the date of its issue.

Safety requirements for dry-cleaning machines - Part 1: Common safety requirements (ISO 8230-1:2008)

BS EN 61770:2009 与总水管连接的电器.避免软管组件的反虹吸和失效

This International Standard specifies requirements for appliances for household and similar purposes to prevent the backsiphonage of non-potable water into the water mains. It also specifies requirements for hose-sets used for connecting such appliances to the water mains that supply water at a pressure not exceeding 1 MPa. NOTE 1 Examples of similar purposes are the installation of appliances in canteens, restaurants, launderettes and communal flats. NOTE 2 This standard does not apply to – appliances used for dry cleaning; – appliances for medical purposes; – appliances intended for industrial purposes; – water heaters that are an integral part of the water supply system; – water coolers that are an integral part of the water supply system. NOTE 3 The connection of the appliance to the water mains may be temporary or permanent. NOTE 4 When reference is made to the water mains, water supplied from a cistern or similar system is also included. NOTE 5 Many countries have requirements concerning the prevention of contamination of potable water as a result of contact with unsuitable materials upstream of a backflow prevention device.

Electric appliances connected to the water mains - Avoidance of backsiphonage and failure of hose-sets