Overview

The ABB 5SHY35L4520 Asymmetric IGCT Module is a high‑power semiconductor device designed for medium‑voltage drives, converters, and industrial power electronics.

Integrated Gate‑Commutated Thyristors (IGCTs) combine the ruggedness of traditional thyristors with the fast switching capability of IGBTs, making them ideal for demanding industrial applications.

The asymmetric design optimizes performance in voltage source converters, ensuring low conduction losses, high efficiency, and reliable operation under heavy load conditions.

Technical Data

Key Features

• High current capability: 3600 A nominal with robust thermal handling.

• Asymmetric design: Optimized for voltage source converters, reducing conduction losses.

• Fast switching IGCT technology: Combines thyristor ruggedness with IGBT controllability.

• Press‑pack package: Ensures mechanical stability and efficient heat dissipation.

• Flexible cooling: Compatible with external heatsinks or liquid cooling for high‑power applications.

• Industrial reliability: Suitable for continuous operation in demanding environments.

Typical Applications

• Medium‑voltage drives: Motor control in steel mills, mining, cement plants, and other heavy industries.

• Power converters: Wind turbines, hydroelectric plants, and HVDC transmission systems.

• Industrial automation: Heavy machinery requiring reliable high‑power switching.

• Utilities: Grid stabilization, reactive power compensation, and large-scale energy conversion.

FAQ

Q1: What is the primary function of the ABB 5SHY35L4520?
A1: It acts as a high‑power semiconductor switch for medium‑voltage drives and converters.

Q2: What makes it “asymmetric”?
A2: The asymmetric design is optimized for voltage source converters, reducing conduction losses.

Q3: What voltage and current ratings does it support?
A3: 4500 V voltage rating and 3600 A nominal current.

Q4: How is it cooled?
A4: It requires an external heatsink or liquid cooling for safe operation.

Q5: Where is it typically used?
A5: In industrial drives, renewable energy converters, and HVDC transmission systems.