rated voltage range:voltage range assigned to the appliance by the manufacturer, expressed by its lower and upper limits. This definition is an extension of the definition of rated voltage. It is a rated voltage in the form of a range with upper and lower values. Often, when a manufacturer designs a product with a large…
rated voltage:voltage assigned to the appliance by the manufacturer. Typically, this voltage is the standard utility voltage for the country of the target market at the time the product is designed. Once the target market has been determined, the manufacturer needs to design the product according to the requirements of the target market. It is…
If I were to give training to some engineers who are not familiar with the IEC 60335-1 standard, I think there are two ways to go about it. The first is, to explain and give examples according to the order of the clause numbering, which is the method I often use; the second, to explain…
Note 3 as below:NOTE 3 Attention is drawn to the fact that – for appliances intended to be used in vehicles or on board ships or aircraft, additional requirements may be necessary; – in many countries, additional requirements are specified by the national health authorities, the national authorities responsible for the protection of labour, the…
In different versions of the standard, the third paragraph is described somewhat differently. But its basic intent is similar. For example, the latest version of the standard describes the content as follows:This standard deals with the reasonably foreseeable hazards presented by appliances that are encountered by all persons. However, in general, it does not take…
The second paragraph as below: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, in light industry and on farms, are within the scope of this standard.NOTE 2 Examples of such appliances are catering equipment,…
Note 1 as below:NOTE 1 battery-operated appliances and other d.c. supplied appliances are within the scope of this standard. Dual supply appliances, either mains-supplied or battery-operated, are regarded as battery-operated appliances when operated in the battery mode. The implementers of the standard may think that the requirements of this standard can be disregarded for those…
The first paragraph of scope as below:IEC 60335-1:2020 content:This International Standard deals with the safety of electrical appliances for household and similar purposes, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances including direct current (DC) supplied appliances and battery-operated appliances.IEC 60335-1:2010+A1:2013+A2:2016 Version 5.2 including Version…
The ninth paragraph of introduction as below:An appliance employing materials or having forms of construction differing from those detailed in the requirements of this standard may be examined and tested according to the intent of the requirements and, if found to be substantially equivalent, may be considered to comply with the standard. Since the standard…
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