Clause 3 – How to understand the definition of “combined appliance”

combined appliance: appliance incorporating heating elements and motors. We know that this standard mainly protects against the following five types of dangers, which are electric shock, mechanical damage from moving parts, thermal damage (such as burns), fire damage, chemical and biological damage. Generally speaking, thermal damage is caused by electric heating elements, and mechanical damage…

Clause 3 – How to understand the definition of “motor-operated appliance”

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…

Clause 3 – How to understand the definition of “heating appliance”

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…

Cláusula 3 – Cómo entender la definición de “corriente nominal”

corriente nominal: corriente asignada al aparato por el fabricante.NOTA Si no se asigna ninguna corriente al aparato, la corriente nominal es– para aparatos de calefacción, la corriente calculada a partir de la entrada de potencia nominal y la tensión nominal; – para aparatos accionados por motor y aparatos combinados, la corriente medida cuando el aparato…