Introduction to ABB 5SHY4045L0004 3BHB021400R0002
The ABB 5SHY4045L0004 (order number: 3BHB021400R0002) is a high-power thyristor module, serving as the “energy core” in medium-voltage industrial drive systems. As a key component of ABB’s ACS 6000 series medium-voltage frequency converters, it undertakes the critical task of precise current switching and voltage regulation in power conversion processes. This module integrates the high voltage-withstanding capability of thyristors and efficient switching performance, specializing in handling large currents and high voltages to drive heavy-duty equipment such as mining hoists, steel rolling mills, and large fans. It is widely applied in industries including metallurgy, mining, and petrochemicals, where its press-pack structure ensures minimal contact resistance and efficient heat dissipation. Equipped with built-in overcurrent, overvoltage, and overheating protection mechanisms, it guarantees stable operation in harsh industrial environments, directly determining the reliability and efficiency of the entire drive system.
3BHB021400R0002 Key Technical Specifications
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Device Type: High-power thyristor (SCR) module for medium-voltage drives
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Rated Voltage: 4000 V (V DRM/V RRM, reverse repetitive peak voltage)
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Rated Current: 4500 A (I T(RMS), root mean square on-state current)
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Surge Current Capacity: ≥60 kA (I TSM, 1-cycle surge current withstand)
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Gate Trigger Parameters: Trigger current 200-500 mA (I GT); trigger voltage 1.5-3.0 V (V GT)
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Switching Performance: Turn-off time ≤100 μs (t q); low conduction loss
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Thermal Characteristics: Junction-to-baseplate thermal resistance 0.003°C/W; operating junction temperature -40°C to +125°C
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Insulation Performance: 5000 V AC insulation voltage (1-minute withstand)
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Cooling Method: Double-sided forced air cooling for efficient heat dissipation
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Mechanical Design: Press-pack/bolt-down mounting; compatible with dedicated heat sinks
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Protection Features: Built-in dv/dt and di/dt monitoring; overcurrent/overvoltage/overtemperature protection
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Certifications: CE, UL, IEC 60747-6 compliant; RoHS certified
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