Stelvio Kontek

Mechanically stressed components such as terminal blocks and connectors require a good retention to the PC board. In order to obtain the same efficiency in production of SMT process (Surface Mount Technology) and mechanicalresistance typical of THT process (Through Hole Technology), these two technologies can be integrated in one process named THR (Through Hole Reflow).PCB […]

SAFETY OF HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES This Standard deals with the safety of electrical appliances for household and similar purposes; the rated voltage of the appliances being not more than 250 V for single-phase appliances and 480 V for other appliances. Recently the Standard has been modified and requirements are reportedly much stricter than