Detail of GB/T 4706.53-2024

Introduction of GB/T 4706.53-2024

Safety of household and similar electrical appliances - Part 53 : Particular requirements for toilet appliances 1 Scope This clause of GB/T 4706.1-2024 is replaced by the following. This standard deals with the safety of electric toilet appliances for household and similar purposes. This standard applies to the electric toilet appliances for household and similar purposes having a rated voltage being not more than 250 V, in which excrement is stored, dried or destructed or which wash or dry parts of the human body. Note 101: Examples of such electric toilets are the following and they can be used to process garbage such as paper and food waste. – mouldering toilets; – package toilets; – freezing toilets; – vacuum toilets. This standard also applies to electric equipment for use with conventional toilets. Note 102: Examples of such electric equipment are – automatic seat covering devices; – chopping units; – heated seats; – pumping units; – water heaters for spray seats; – spray seats. 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 young children playing with the appliance. Note 103: Attention is drawn to the fact that – for appliances intended to be used in vehicles or on board ships or aircraft, additional requirements can be necessary; – additional requirements may be specified by the national health authorities concerned. Note 104: This standard does not apply to – 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); – chemical toilets; – toilets in which excrement is destructed by combustion. 2 Normative references This clause of GB/T 4706.1-2024 is applicable except as follows. Addition: IEC 60068-2-52:1996 Environmental testing - Part 2-52: Tests – Test Kb: Salt mist, cyclic (sodium chloride solution) Note: GB/T 2423.18-2021 Environmental testing - Part 2 : Test methods - Test Kb : Salt mist, cyclic (sodium chloride solution) (IEC 60068-2-52:2017, IDT) 3 Terms and definitions This clause of GB/T 4706.1-2024 is applicable except as follows. 3.1 Definitions relating to physical characteristics 3.1.9 Replacement: normal operation operation of the appliance under the following conditions: Appliances are operated in cycles, each cycle being initiated every 10 min, bowl covers being open or closed, whichever is more unfavourable. If the cycle is not automatically terminated, the appliance is operated for 15 s, or for the period specified in the instructions, whichever is longer. For spray seats, if the cycle is not automatically terminated, the appliance is operated for 30 s. If the cycle is automatically terminated, the appliance is operated for 30 s or automatic operation time, whichever is shorter. If warm air is provided for drying and if the cycle is not automatically terminated, the appliance is operated for 1 min. If the cycle is automatically terminated, the appliance is operated for 1 min or automatically terminating time, whichever is shorter. If warm air is provided for drying, the drying cycle is initiated immediately after the end of the showering cycle, unless the sequence is automatic. The excrement tank of mouldering toilets is empty or filled with peat, whichever is more unfavourable. Package toilets are provided with bags. For freezing toilets, 0.3 L of water having a temperature of 37 °C is added each cycle, controls being adjusted to the lowest temperature. They are also operated without water. Spray seats are supplied with water at the most unfavourable pressure that provides an effective spray. 3.5 Definitions relating to types of appliances 3.5.101 mouldering toilet appliance in which excrement is processed by drying 3.5.102 package toilet appliance in which excrement is packed in bags and stored in a tank 3.5.103 freezing toilet appliance in which excrement is frozen and stored in a tank 3.5.104 vacuum toilet appliance in which excrement is evacuated to a storage tank by negative pressure 3.5.105 spray seat appliance that sprays water for cleaning parts of the human body Note 1: Spray seats can have functions such as heating the seat, drying, deodorizing or automatically opening/closing the seat and the bowl cover. Note 2 : Spray seats can be integrated with a toilet. 4 General requirement This clause of GB/T 4706.1-2024 is applicable. 5 General conditions for the tests This clause of GB/T 4706.1-2024 is applicable except as follows. 5.2 Addition: The tests of 31.101 are not carried out on a separate appliance. 5.3 Addition: The tests of 31.101 are carried out before the test of Clause 8. 5.7 Addition: The temperature of the water used for the tests is 15 °C ± 5 °C. 6 Classification This clause of GB/T 4706.1-2024 is applicable except as follows. 6.1 Modification: Appliances incorporating water heaters having bare heating elements shall be class I or class III. Spray seats shall be class I, class II, or class III. 6.2 Addition: Toilets, spray seats and heated seats shall be at least IPX4. 7 Marking and instructions This clause of GB/T 4706.1-2024 is applicable except as follows. 7.12 Addition: The instructions shall state how to empty and clean the toilet safely. They shall include details about the final disposal of the excrement or its residue, unless the toilet is connected to the sewage system. Modification: The instructions concerning persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge and children playing with the appliance are not applicable. 7.12.1 Addition: The installation instructions for class 0I appliances and class I appliances shall state that they have to be earthed. The installation instructions for appliances incorporating water heaters having bare heating elements shall state the substance of the following: – the resistivity of the water supply must not be less than Ωcm; – the appliance must be permanently connected to fixed wiring. The installation instructions for toilets, except for flushing toilets, shall state that the label concerning glowing cigarettes is to be fixed in a conspicuous place beside or on the toilet. 7.101 Toilets, except flushing toilets, shall be provided with a label stating that glowing cigarettes and other burning materials must not be thrown into the toilet. The label shall be suitable for permanent fixing. The label may be fixed on the appliance if it is visible before using the toilet. Compliance is checked by inspection.

Contents of GB/T 4706.53-2024