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The 5SHY35L4520 191091KB62211 is a high-voltage, high-power IGCT (Integrated Gate-Commutated Thyristor) semiconductor module with a blocking voltage of 4500V and a maximum turn-off current of 4000A, primarily utilized in core drive systems such as the ACS 6000 medium-voltage converter. Due to wide variations in nominal voltages and power requirements across different operating conditions, the module's gate unit does not feature on-board potential separation; consequently, the external power supply and supply cables must withstand the high-voltage insulation and voltage-proof requirements during actual operation.
High snubberless turn-off rating
Optimized for medium frequency
High electromagnetic immunity
The insulation requirement in the IGCT environment is a function of the maximum applied nominal voltage of the converter application itself. This voltage varies from a few thousand volts to several tens of thousands of volts over the IGCT application range. Hence, the requirements on insulation strength and distances can be very different. Furthermore, the power which needs to be transferred through the insulation interface is also strongly application dependent, and users are likely to require quite different insulation interfaces in terms of both power handling capability and insulation strength. As this also applies to the costs of the interface, standardisation of the insulation interface is difficult. This is why the IGCT gate unit (such as on the 5SHY35L4520) does not provide an on-board potential separation. The gate unit power supply output as well as the supply cable must withstand the high voltage potential of the power semiconductor switch against all other relevant potentials in the converter.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
ABB 5SHY35L4520 191091KB62211 Asymmetric Thyristor IGCT Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Steel & Metallurgy Industry
Used in medium-voltage variable frequency drives for primary motors of hot and cold rolling mills to control steel plate thickness and speed.
Oil & Gas Industry
Used for motor driving and speed regulation of high-power pipeline compressors and large pumps in long-distance oil and gas pipelines.
Wind Power Generation
Used in large offshore or onshore megawatt-scale full-power wind power converters to efficiently integrate unstable wind power into the grid.
Hydroelectric Power Generation
Serves as the core switching element of Static Frequency Converters (SFC) for reversible pump-turbine motors in large pumped-storage hydro stations.
Thermal Power Generation
Used for variable frequency speed control of boiler induced draft fans, forced draft fans, and large feedwater pumps in power plants to reduce auxiliary power consumption.
Water Utilities & Desalination
Used to drive large urban main water supply pump stations, core high-pressure pumps in wastewater treatment plants, and high-pressure RO pumps in desalination.
When using this module, it is critical to strictly regulate the 40 kN standard mechanical clamping force of the cooling fixture to ensure optimal thermal and electrical contact for the wafer, provide a stable and ripple-free +24V DC auxiliary power supply, regularly clean the optical fiber interfaces to prevent signal attenuation, strictly prohibit touching or disassembling the control bus before the high voltage is completely isolated and discharged, and maintain the ambient operating temperature inside the cabinet within 40°C.
The ABB 5SHY35L4520 191091KB62211 is an asymmetric IGCT power semiconductor module with a 4500V blocking voltage and a 4000A maximum turn-off current, serving as a critical commutation switch in core drive systems like the ACS 6000 medium-voltage converter. Equipped with an integrated gate unit and utilizing fiber optic communication, the module achieves instantaneous high-current interruption without snubber circuits while providing exceptional electromagnetic immunity. Furthermore, because it does not feature on-board potential separation, the high-voltage insulation and voltage-proof requirements during operation must be fully sustained by the external power supply and heavy-insulated cables.
It is an industrial-grade Asymmetric Integrated Gate-Commutated Thyristor (Asymmetric IGCT) high-power semiconductor component manufactured by ABB, primarily used in megawatt-class high-voltage power electronic conversion systems.
How do you use a product like the 5SHY35L4520 191091KB62211?
It must be inserted vertically into the metal heatsink clamps of an industrial drive or rectifier cabinet, mechanically pressed for double-sided cooling, and connected to the upper control system via the optical fiber interface on its gate unit to receive Pulse Width Modulation (PWM) signals for high-frequency, high-power switching.
What medium does the control side of the 5SHY35L4520 191091KB62211 use for signal transmission?
It utilizes purely optical fiber interfaces (Rx for receiving / Tx for transmitting) for drive signals and fault status transmission to achieve absolute electrical isolation between the high-voltage/high-current side and the low-voltage control side.
What are the strict ambient operating temperature requirements for the 5SHY35L4520 191091KB62211?
When vertically mounted inside an industrial cabinet, the surrounding hardware ambient temperature must be strictly controlled within 40°C, and the wafer section must be dissipated via an efficient water-cooling loop system.
What is the most critical safety prohibition when replacing the 5SHY35L4520 191091KB62211 during field maintenance?
It is strictly forbidden to physically touch, disassemble, or unplug the power supply lines and optical fiber control buses of this module before the primary high voltage of the drive loop is fully isolated and the DC bus is completely discharged.
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