Three motor-protection relay units allow users to select the range of protection that best fits their application requirements. The basic unit, the F3I, guards against current surge, phase loss, and phase unbalance. The F31T offers protection against overheating, and the FWIT covers overheating and phase-reversal protection. Technical user guide includes information on operating principles including current surge, asymmetry and phase fault, overtemperature, and phase order. Product specifications are listed and a chart is included on protection functions.
A slew of announcements about new materials and design concepts for transportation have come out of several trade shows focusing on plastics, aircraft interiors, heavy trucks, and automotive engineering. A few more announcements have come independent of any trade shows, maybe just because it's spring.
Samsung's Galaxy line of smartphones used to fare quite well in the repairability department, but last year's flagship S5 model took a tumble, scoring a meh-inducing 5/10. Will the newly redesigned S6 lead us back into star-studded territory, or will we sink further into the depths of a repairability black hole?
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