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…

بند 3 – چگونه تعریف “جریان نامی” را بفهمیم

جریان نامی: جریانی که سازنده به دستگاه اختصاص داده است.توجه اگر جریانی به دستگاه اختصاص داده نشده باشد، جریان نامی– برای وسایل گرمایشی، جریان محاسبه شده از ورودی برق نامی و ولتاژ نامی؛ – برای وسایل موتوری و لوازم ترکیبی، جریان اندازه‌گیری شده زمانی که دستگاه با ولتاژ نامی تغذیه می‌شود و در شرایط عادی…