DEP232 029.223003 Traction Power Converter

Parameter Name	Parameter Value
Product Model	ALSTOM DEP232 029.223003
Manufacturer	ALSTOM Transport
Product Type	Traction Power Converter
Rated Power	1.4 MVA continuous
Input Voltage	1500V DC (750–1800V range)
Output	3-phase 0–2100V AC, 0–240 Hz
Switching Devices	IGBTs with SiC diodes
Cooling Method	Liquid cooling (50/50 water-glycol)
Efficiency	≥98.5% at full load
Control Interface	MVB (IEC 61375) / Ethernet
Protection	Overcurrent, Overtemp, Short Circuit
Operating Temp	-40°C to +70°C (ambient)
Certifications	EN 50155, EN 50121-3-2, EN 45545-2
Dimensions	800 x 600 x 400 mm
Weight	145 kg

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Categories: DCS, Other

Description

Product Overview

The ALSTOM DEP232 029.223003 is a high-power traction converter module engineered for modern electric multiple units (EMUs) and locomotives. As part of ALSTOM’s ONIX traction control platform, this insulated-gate bipolar transistor (IGBT)-based unit delivers 1.4 MVA continuous power for 3-phase AC motor control with industry-leading 98.5% efficiency. The ALSTOM DEP232 029.223003 integrates advanced field-oriented control algorithms to manage traction motors under demanding operating conditions, including regenerative braking energy recovery. Its pressurized liquid-cooled design maintains thermal stability during peak loads while minimizing acoustic noise. With integrated self-diagnostics and dual-channel safety logic meeting EN 50129 SIL 2 requirements, the ALSTOM DEP232 029.223003 ensures reliable operation in high-vibration railway environments while reducing energy consumption by 25% compared to previous-generation converters.

Technical Specifications

Parameter Name	Parameter Value
Product Model	ALSTOM DEP232 029.223003
Manufacturer	ALSTOM Transport
Product Type	Traction Power Converter
Rated Power	1.4 MVA continuous
Input Voltage	1500V DC (750–1800V range)
Output	3-phase 0–2100V AC, 0–240 Hz
Switching Devices	IGBTs with SiC diodes
Cooling Method	Liquid cooling (50/50 water-glycol)
Efficiency	≥98.5% at full load
Control Interface	MVB (IEC 61375) / Ethernet
Protection	Overcurrent, Overtemp, Short Circuit
Operating Temp	-40°C to +70°C (ambient)
Certifications	EN 50155, EN 50121-3-2, EN 45545-2
Dimensions	800 x 600 x 400 mm
Weight	145 kg

Key Features and Advantages

Adaptive Motor Control: Vector control algorithms maintain torque accuracy (±2%) across 0–240 Hz speed range, enabling smooth acceleration at low speeds and efficient high-speed operation.

Regenerative Braking: Recovers up to 40% of braking energy to catenary or onboard storage systems, reducing net energy consumption and brake pad wear.

DEP232-029.223003

Condition Monitoring: Embedded sensors track IGBT junction temperatures, coolant flow rates, and capacitor health, enabling predictive maintenance through ALSTOM’s HealthHub™ platform.

Compact Design: High power density (9.7 kW/kg) reduces underfloor space requirements while pressurized cooling prevents contamination ingress in dusty environments.

Cybersecurity: Hardware-enforced secure boot and encrypted firmware updates meet IEC 62443-3-3 for rail applications.

Application Areas

The ALSTOM DEP232 029.223003 excels in:

High-Speed Trains: Powering 4-6 MW distributed traction systems
Metro Systems: Acceleration control for frequent stop-start operations
Light Rail Vehicles: Regenerative braking in catenary-free sections
Electric Locomotives: Heavy-haul freight operations with 1:40 adhesion
Battery EMUs: DC link interface for hybrid energy storage
Test Rigs: Traction motor validation under dynamic loads