Targeting the industrial market, the series SQ power relays has four independently ... a low-cost alternative to large metallic three-phase contactors. They measure 81.28 x 27.69 x 8.26 mm and ...

The proper selection of 3-phase solid state relays for motor control application depends not only upon a comprehensive understanding of 3-phase SSRs, but also of the 3-phase power system and ...

Based on Trayer Engineering's original VFI design introduced in 1980, the 3000 Series three-phase vacuum fault interrupters take this design and incorporate the advancements of vacuum technology and ...