Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | ABB 5SHX2645L0004 |
| Manufacturer | ABB |
| Product Category | Integrated Gate-Commutated Thyristor (IGCT) |
| Voltage Rating | 4500V |
| Current Rating | 4000A (nominal), 6000A (surge) |
| Switching Frequency | 500Hz max |
| On-State Voltage | 2.1V typical |
| Gate Drive Voltage | 20V |
| Thermal Resistance | 0.025K/W (junction to case) |
| Weight | 1.2kg |
| Housing Material | Press-pack with ceramic insulator |
| Operating Temp | -40°C to +125°C (junction) |
| Certifications | UL, CE, IEC 60747-6 |
ABB 5SHX2645L0004
Product Introduction
The ABB 5SHX2645L0004 is a high-power IGCT (Integrated Gate-Commutated Thyristor) semiconductor device designed for medium-voltage drives and power conversion applications. As part of ABB’s 5SHX series, this robust power electronics component combines high blocking voltage with exceptional current-carrying capacity, making it ideal for industrial megawatt-scale converters.
Engineered for ACS 1000 and ACS 6000 drive systems, the 5SHX2645L0004 delivers reliable switching performance in demanding applications such as metal rolling mills, mining conveyors, and large pump drives. Its press-pack design ensures optimal thermal performance and mechanical robustness in high-vibration environments.
Core Advantages and Technical Highlights
High-Power Performance
4500V blocking voltage for medium-voltage applications
4000A nominal / 6000A surge current capability
Low conduction losses (2.1V V<sub>TM</sub>)
Hard-driven gate for precise switching control
Robust Mechanical Design
Press-pack housing for direct liquid cooling
Ceramic insulation for high dielectric strength
Vibration-resistant construction (up to 5g)
Compact footprint for space-constrained cabinets
Thermal Management
Low thermal resistance (0.025K/W)
Direct water cooling compatible
Wide junction temperature range (-40°C to +125°C)
Reliability Features
Short-circuit withstand capability
dv/dt rating >5000V/µs
di/dt rating >1000A/µs
Long service life (>100,000 hours MTBF)
ABB 5SHX2645L0004
Typical Application Scenarios
Industrial High-Power Drives
Metal rolling mill main drives (5000-10000kW)
Mine hoist and conveyor systems
Large centrifugal compressor drives
Energy Infrastructure
STATCOM and SVG applications
High-voltage DC test benches
Railway traction power converters
Renewable Energy
Multi-megawatt wind turbine converters
Solar farm central inverters
Marine Propulsion
Electric ship drive systems
Offshore platform power distribution
Related Model Recommendations
ABB 5SHY3545L0006 – Higher current version (5000A)
ABB 5SHX1445L0001 – Lower voltage (2500V) variant
ABB 5SXE08-0187 – Matching gate unit
ABB 5SNA2400G450300 – Snubber capacitor kit
ABB 5STP26N4500 – Similar voltage class thyristor
ABB 5SDF10H4503 – Clamping diode module
ABB 5SHY35L4510 – High-power hybrid module
Installation & Maintenance
Mounting Guidelines
Apply 2000-4000N clamping force using torque wrench
Use thermal paste for optimal heat transfer
Ensure parallelism within 0.05mm for multi-module stacks
Verify cooling plate flatness (<50µm deviation)
Electrical Connections
DC busbars: 60×10mm copper minimum
Gate drive cables: Twisted pair with shield
Voltage sharing resistors: 10kΩ, 50W (for series connection)
Maintenance
Annual thermal imaging recommended
Check clamping force every 2 years
Monitor cooling water quality (resistivity >50kΩ·cm)
Replace after 100,000 switching cycles in hard-switching apps
Service & Warranty
24-month standard warranty
Failure analysis services
On-site technical support
Reconditioning program available
End-of-life replacement guarantees
Conclusion
The ABB 5SHX2645L0004 IGCT sets the benchmark for high-power semiconductor reliability, delivering unmatched performance in multi-megawatt industrial drives. Its optimized thermal design and robust construction ensure long service life even in demanding operating conditions.
