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 circuitportable appliance => portable appliance: 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 circuitportable appliance => portable appliance…
ترانسفورماتور ذکر شده در اینجا برای تامین برق دستگاه ها یا مدارها استفاده می شود. بیشتر ترانسفورماتورهای رایج برق مدارها را تامین می کنند و تعداد کمی هم برق وسایل برقی را تامین می کنند. نکته کلیدی در اینجا، معیارهای جداسازی سیم‌پیچ ورودی و سیم‌پیچ خروجی است که باید از نوع عایق دوگانه یا عایق…
safety extra-low voltage: voltage not exceeding 42 V between conductors and between conductors and earth, the no-load voltage not exceeding 50 V When safety extra-low voltage is obtained from the supply mains, it is to be through a safety isolating transformer or a convertor with separate windings, the insulation of which complies with double insulation…
ولتاژ بسیار کم: ولتاژی که از منبعی در دستگاه تامین می شود که از 50 ولت بین هادی ها و بین هادی ها و زمین زمانی که دستگاه با ولتاژ نامی تغذیه می شود تجاوز نمی کند ولتاژ خروجی باتری های آلکالاین خانگی معمولی، ولتاژ کاری مدار ولتاژ پایین بعد از ترانسفورماتور یا مدار پایین…
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