STC3000 Series

A sophisticated range of thyristor stacks designed for phase angle or soft start burst fire control of complex or transformer coupled loads. These stacks have communications capability and multiple control strategies. Ratings from 80A to 1100A 3-phase.

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STA Series

This is a range of thyristor stacks, specifically designed for burst fire control of the primary of transformer coupled loads in heating applications. A typical application example is in high temperature furnaces with low resistance graphite heating elements.

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