SOCKET-OUTLET CONTACTS Material Contacts shall be of a corrosion resisting metal with sufficient rigidity and durability for the intended application. Construction Contacts shall be such that they make and maintain, under normal service conditions, satisfactory electrical and mechanical contact with the pins of the appropriate type of plug. For socket-outlets intended to accommodate plugs with fla...
In the modern society where waterproofing is ecoming more ubiquitous, more manufacturers are developing consumer products with various waterproof testing equipment. The purpose is to meet the product requirements of consumers. However, what kind of waterproof testing can effectively ensure the accuracy of the products? In fact, there is not only one type of IP waterproofing, it is divided into man...
119 Retention of Plugs Test (Repeated) 119.1 General Test Pin A of UL 498 Figure 119.1 119.1.1 After completion of the Overload Test, Section 117, and the Temperature Test, Section 118, the contacts of a 1-15R.5-15R.5-20R,6-15R or 6-20R configuration receptacle, other than the flush or self-contained type, shall retain an attachment plug so that when tested as described in this section: a) A force...
General Iron or steel, plated or unplated, shall not be used for parts that are depended upon to carry current. Exception No. 1:Stainless steel may be employed for a part not subject to arcing. Exception No. 2: A steel that is corrosion-resistant (stainless) or is protected against corrosion by cadmium plating, zinc plating, or an equivalent protective coating, may be used for wire-binding nuts an...
UV aging test chamber is a device used to simulate UV light irradiation conditions and evaluate the weatherability and durability of materials. In various industries, UV aging test chambers are widely used in materials research and product quality control to ensure that products can maintain good performance and appearance during long-term use. The design principle of UV aging test chamber is base...
IPX7 Immersion tank Waterproof test Device, also known as rain test chambers, waterproof testing equipment, waterproof detectors, waterproof testing machines, IP waterproof testing machines, etc., are suitable for products including but not limited to electronic and electrical products, diving equipment, mobile phones, bracelet watches, household appliances, LED lamps, lighting fixtures, swimming ...
Introduction Environmental stress screening (ESS) is performed to determine the durability and dependability of electronic components and goods, and temperature and humidity chambers play a critical part in this process. To predict when a product would break during normal use, ESS subjects it to simulated circumstances of use, such as extremes of temperature and humidity. In this article, we’...
Suitable means shall be provided for withdrawing the plug without subjecting the flexible cable to stress. Conformity shall be checked by inspection. Non-rewirable plugs shall be fitted with flexible cables in accordance with 20.4. Conformity shall be checked by inspection. Conductive component parts of plugs shall be so located and separated that, in normal use, they cannot be displaced so as to ...
As we arrived in the 21st century, people are faced with the continuous emergence of new-generation industrial equipments. They need to realize efficient safety technologies to ensure safe production. Safety testers, especially the Five-in-One Safety Test Systems, have become the must-have tools for professionals in the industry. LISUN’s five-in-one Safety Test System includes functions such as ...