Introduction When it comes to the longevity and security of bridges, buildings, and transportation networks, corrosion is a major concern. Testing materials and coatings with salt spray is a common practice for gauging their resistance to corrosion. To mimic the severe circumstances seen in coastal or marine environments, test specimens are immersed in a salt-filled environment in a controlled set...
Protection against injury to persons of UL 1017 General If the operation and maintenance of an appliance by the user involves a risk of injury to persons, protection shall be provided to reduce the risk. When judging an appliance with respect to the requirement in Clause4.20.1.1, consideration shall be given to reasonably foreseeable misuse of the appliance. The adequacy of a guard, a release, an ...
Introduction Automotive lighting systems are vital to ensuring the safety of drivers, passengers, and pedestrians on the road since they are responsible for providing enough illumination and signaling. The use of goniophotometric testing is an essential component in both the planning and evaluation stages of the vehicle lighting system. In this article, we will discuss the significance of goniopho...
Introduction There is a significant amount of reliance on display technology across the board, from consumer gadgets and autos to healthcare. If we want to provide customers with the finest viewing experiences possible and stay up with the requirements of the business, we need to make sure that these displays are accurate and of a high quality. The creation of High Precision Spectroradiometer Inte...
Part 1: General requirements 1 Scope This EN60335 Standard deals with the safety of electrical appliances for household and similar purposes, their rated voltage being not more than 250V for single-phase appliances and 480V for other appliances including direct current (DC) supplied appliances and battery-operated appliances. Appliances not intended for normal household use but which nevertheless ...
Introduction Wearable healthcare technologies have fundamentally revolutionized personal monitoring, since they now make it feasible for individuals to monitor and regulate their health in real time. Wearable tech like fitness trackers and medical-grade wearables rely on precise sensors and wireless communication technologies in order to gather and transmit vital health data. Examples of such wear...
Introduction The powers of diagnosis, treatment, and monitoring have all been significantly improved because of technological advances in medicine. Before they can be utilized in a way that is both safe and successful, they need to go through a lot of testing and evaluation first. In the testing process, one of the most crucial steps is determining how effectively medical equipment functions over ...
LED light engines and integrated LED bulbs are often applied to various types of lamps, including decorative lamps, non -fixed direction lights, etc. Generally speaking, the performance of LED bulbs, including light flux, light efficiency, color, life, etc., will be affected by the LED knot temperature, and the knot temperature is also affected by the installation method and application of LED bul...
Protection against direct contact General Protection against direct contact is employed to prevent persons from touching live parts that do not meet the requirements of 7.3.5 and shall be provided by one or more of the measures given in 7.3.4.2 (enclosures and barriers) and 7.3.4.3 (insulation). Open type sub-assemblies and devices do not require protective measures against direct contact but the ...
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