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IP65 touchscreen display IP65 LED lamp. The IP code or ingress protection code indicates how well a device is protected against water and dust. It is defined by the International Electrotechnical Commission (IEC) under the international standard IEC 60529 [1] which classifies and provides a guideline to the degree of protection provided by mechanical casings and electrical enclosures against ...
Below is a list of NEMA enclosure types; these types are further defined in NEMA 250- Enclosures for Electrical Equipment. Each type specifies characteristics of an enclosure, but not, for example, a specific enclosure size. Note that higher numbers do not include the lower-numbered tests. For example, types 3, 4 and 6 are intended for outdoor ...
Also called resource cost advantage. The ability of a party (whether an individual, firm, or country) to produce a greater quantity of a good, product, or service than competitors using the same amount of resources. absorption The total demand for all final marketed goods and services by all economic agents resident in an economy, regardless of the origin of the goods and services themselves ...
Non-financial assets, such as land and buildings, may also be included. For example, dictionary definitions of money include "wealth reckoned in terms of money" and "persons or interests possessing or controlling great wealth", [8] neither of which correspond to the economic definition.
Electronic packaging is the design and production of enclosures for electronic devices ranging from individual semiconductor devices up to complete systems such as a mainframe computer. Packaging of an electronic system must consider protection from mechanical damage, cooling, radio frequency noise emission and electrostatic discharge. Product ...
High Definition Television, any television system with more than 625 scan lines. headphone An audio transducer or pair of transducers arranged to be worn on (or in) the ear. heat transfer The study of the flow of heat energy; heat transfer concerns dictate major design features of most electrical and electronic systems. heatsink
Also chassis, cabinet, box, tower, enclosure, housing, system unit, or simply case. The enclosure that contains most of the components of a computer, usually excluding the display, keyboard, mouse, and various other peripherals. computer fan An active cooling system forcing airflow inside or around a computer case using a fan to cause air cooling.
Electrical enclosures are usually made from rigid plastics, or metals such as steel, stainless steel, or aluminum. Steel cabinets may be painted or galvanized. Mass-produced equipment will generally have a customized enclosure, but standardized enclosures are made for custom-built or small production runs of equipment.