motor-operated appliance: appliance incorporating motors but without any heating elementNote 1 to entry: Magnetically driven appliances are considered to be motor-operated appliances. Household electrical appliances usually use heating elements or motors to complete their designed functions. The main functions are heating, such as heating food or air, and rotation or mechanical movement of products, such…
heating appliance: appliance incorporating heating elements but without any motor. Before introducing this definition, we need to briefly introduce the electric heating elements commonly used in household electrical appliances. PTC heating element: PTC (Positive Temperature Coefficient) heating elements are widely used for various heating applications because of their self-regulating properties and safety features. Here are…
built-in appliance: fixed appliance intended to be installed in a cabinet, in a prepared recess in a wall or in a similar location. Here, because the appliance must be installed in a reserved position (usually a cubic space with only one side open), it is a fixed installation and can be regarded as a fixed…
fixed appliance: appliance that is intended to be used while fastened to a support or while secured in a specific location. The definition emphasizes fastening to a bracket or fixing in a specific position. Generally, we think that this kind of fixation requires some installation actions and some fixing devices, these devices can be fixed…
stationary appliance: fixed appliance or an appliance which is not a portable appliance. Stationary appliance includes fixed appliance and not a portable appliance. The characteristic of a stationary appliance is that once it is put into use, it will be placed in a fixed position. At the same time, the position of the appliances will…
hand-held appliance: portable appliance intended to held in the hand during normal use. Hair dryers, electric irons, hand-held vacuum cleaners, etc. are typical examples of hand-held appliances.
portable appliance: appliance that is intended to be moved while in operation or an appliance, other than a fixed appliance, having a mass less than 18 kg. This item is relatively easy to understand. Products that are less than 18kg are relatively light, so they are easy to move during operation, including humidifiers, fans, air…
protective extra-low voltage circuit: earthed circuit operating at safety extra-low voltage which is separated from other circuits by basic insulation and protective screening, double insulation or reinforced insulationNOTE 1 Protective screening is the separation of circuits from live parts by means of an earthed screen.NOTE 2 A protective extra-low voltage circuit is also known as…
безопасный изолирующий трансформатор: трансформатор, входная обмотка которого электрически отделена от выходной обмотки изоляцией, по крайней мере эквивалентной двойной изоляции или усиленной изоляции, который предназначен для питания прибора или цепи безопасным сверхнизким напряжением Упомянутый здесь трансформатор используется для подачи питания на приборы или цепи. Большинство распространенных трансформаторов обеспечивают питание цепей, а некоторые – электроприборов. Ключевым моментом…
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