The is a high‑power Integrated Gate‑Commutated Thyristor (IGCT) module assembly manufactured by ABB, built for demanding medium‑ and high‑voltage
power electronics applications such as industrial drives, HVDC converters, reactive power compensation (SVC/FACTS),
renewable energy conversion, and other large power converter systems.
Q1. What exactly does “IGCT” stand for?
A: Integrated Gate‑Commutated Thyristor — a high‑power semiconductor device that extends traditional thyristor technology by integrating a gate
commutation function for faster switching and better control.
Q2. How does IGCT compare to other power semiconductors?
A: IGCTs combine the robust power handling of thyristors with faster switching closer to IGBT performance, making
them ideal for high‑power applications where both high voltage and switching speed are needed.
Q3. Why are there multiple part numbers here?
A:
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5SHX1445H0001 is the power device itself.
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3BHL000391P0101 represents the assembled module or support assembly.
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3BHB003230R0101 is the driver or mounting interface that pairs with the module for proper operation.
Together they constitute the complete IGCT power module system for ABB drive platforms.

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