Terminals in Europe use IEC standard product specifications and products manufactured in the United States and manufactured using UL standards. At present, the UL certification, IEC, CSA and DIN terminals and other institutions to determine the power and performance of product specifications, and there is no uniform standard. Users must understand the differences between the ULIEC standards.
Requirements of product standardization, let go advocate early stage, the design of the final draft of the scene is still in the market to start brewing, the growth stage of preparation. Terminals must be comfortable on-site installation, as they are usually installed in a clearly visible front panel product.
As a result, marketers tend to have some say in the appearance of power wiring terminals. Often meet the building terminals this situation: engineers design products to meet all mechanical and electrical parameters requirements, but also because the application does not meet the sales changes. Company tenet: same quality than price, same price than quality!