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ALSTOM(阿尔斯通)
ALSTOM 3EST125-975 (DCC2382A) High-Power Drive Control Module--KIMI
  • Warehouse: Spot
  • Warranty: 365 days
  • Quality: Original module
  • Condition: New
  • Shipping method: Courier delivery

  • Contact person: LI MING
  • Contact number: +86 18059884790
  • WeChat:18059884790
  • E-mail: plc66@qq.com

Product Description


ALSTOM 3EST125-975 (DCC2382A) High-Power Drive Control Module
HV Drive Control & Power Regulation for Industrial & Rail Traction Automation Systems
1. Core Module Overview

The Alstom 3EST125-975 (part code: DCC2382A) is a high-performance high-power drive control module, engineered for medium/high-voltage (MV/HV) drive regulation, traction power control, and heavy-duty industrial motor speed adjustment. As a key component of Alstom’s DCC series drive control platform, it integrates a high-speed 32-bit DSP processing core, precise power conversion logic, and multi-channel signal acquisition, supporting seamless integration with Alstom’s traction inverters, industrial HV drives, and power distribution systems. Housed in a rugged industrial enclosure with IP20 front protection, it operates in -40°C to +85°C extreme temperature ranges, with overcurrent, overvoltage, overtemperature, and short-circuit protection circuits built-in, ensuring 24/7 reliable operation in harsh industrial and rail traction environments (e.g., rolling stock, steel mill drives, mining conveyors).

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Core Role: HV/MV drive control; traction power regulation; industrial motor speed adjustment; power conversion logic control            • Model Info: 3EST125-975 (main model); DCC2382A (Alstom official part code); DCC series drive control module            • Key Specs: 32-bit DSP core; 24V DC redundant power; -40°C to +85°C operating temp; IP20 protection            • Reliability: Multi-layer fault protection; anti-surge/anti-interference; thermal cycling resistance; rail vibration compliance
2. Drive Control Performance & I/O Interface

The 3EST125-975 DCC2382A features high-precision drive control with<1ms real-time control loop latency, supporting vector control (FOC), scalar control (V/F), and regenerative braking control modes for AC induction motors and permanent magnet synchronous motors (PMSM). It is equipped with 16 high-speed digital inputs (24V DC, 10kHz sampling), 12 digital outputs (5A relay/transistor), 8 16-bit analog inputs (4-20mA/0-10V for current/voltage detection), and 4 analog outputs (4-20mA for drive setpoint adjustment). The module integrates dedicated current/voltage sampling channels with ±0.05% measurement accuracy, and built-in PWM signal generation (up to 20kHz) for direct drive of inverter IGBT/IGCT modules, with optical isolation for all high-voltage side signals to eliminate EMI interference.       


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Control Modes: FOC (Field-Oriented Control); V/F scalar control; regenerative braking control; torque/speed closed-loop            • I/O Configuration: 16 DI (24V DC, 10kHz); 12 DO (5A); 8 AI (16-bit, 4-20mA/0-10V); 4 AO (4-20mA)            • Signal Processing: 20kHz PWM output; ±0.05% sampling accuracy; optical isolation for HV side signals; anti-EMI filtering            • Motor Compatibility: AC induction motors; PMSM (permanent magnet synchronous motors); HV/MV industrial traction motors
3. Industrial/Rail System Integration
The 3EST125-975 DCC2382A adopts a DIN rail/rack mounting design, compatible with Alstom’s standard industrial control cabinets and rail traction drive cabinets, with front-panel LED indicators for power, communication, drive status, and fault alarms for one-click diagnostics. It supports multi-protocol communication including PROFINET, Ethernet/IP, Modbus RTU/TCP, and Alstom’s proprietary traction communication protocol, enabling seamless integration with Alstom TCU (Traction Control Unit), OCR 1000 DCS, and third-party PLC/SCADA systems. Powered by 24V DC redundant input (with reverse polarity protection), the module provides isolated power supply for external sensors, and features hot-swappable design to minimize maintenance downtime. It is fully compatible with Alstom’s HV inverter modules and IGCT/IGBT power units, realizing plug-and-play integration of drive control systems.

Mounting: DIN rail/rack mount; industrial/rail cabinet compatible; compact 145×180×65mm form factor            • Power Supply: 24V DC redundant input; reverse polarity protection; isolated 5V/12V output for external sensors            • Communication: PROFINET; Ethernet/IP; Modbus RTU/TCP; Alstom proprietary traction protocol; DCS/TCU integration            • Maintenance: Front-panel LED diagnostics; non-volatile fault logging; hot-swappable; plug-and-play with Alstom power units


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Typical Applications & Industrial Compliance
Key Sectors: Rail traction (metro/high-speed train/EMU); heavy industrial drives (steel mill rolling mills, mining conveyors); cement plant kiln drives; marine propulsion systems; power plant auxiliary drive control.
Use Cases: HV/MV drive control; traction inverter regulation; regenerative braking energy management; industrial motor speed/torque closed-loop control; fault-tolerant drive system operation.
Compliance: IEC 61373 (rail vibration/shock); IEC 61010 (industrial control safety); IEC 61800 (drive systems); CE/UL/RoHS; -40°C to +85°C wide temperature operation.

Spare Part Grade: Alstom genuine original module; factory-tested for drive control performance/thermal cycling; 18-month standard warranty with extended rail/industrial drive service options.


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YMGK Purchase Information
This section covers key details customers care about regarding purchasing, to support your global industrial product procurement needs.
One-Stop Global Industrial Product Procurement
Sales Manager: KI MI
WeChat: 18059884790
Email: plc66@qq.com
  • Global Inventory: 121 shared inventories worldwide, enabling direct procurement from overseas warehouses for faster delivery.
  • Pricing & After-Sales: Competitive prices plus reliable after-sales warranty services.
  • Customer Coverage: Serving clients across United States, Germany, Japan, South Korea, United Kingdom, France, Italy, Canada, Brazil, India, Australia, Russia, Spain, Netherlands, Switzerland, Sweden, Belgium, Austria, and Turkey.
  • Product Quality: All items are brand new and original. Spare parts include a 1-year warranty, and all products are tested and certified.
  • Discounts: Contact us for bulk-order discounts. We also offer further price adjustments if you receive lower quotes for identical products from other suppliers.
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Technical Documentation | ALSTOM 3EST125-975 DCC2382A | High-Power Drive Control Module for Rail & Industrial Automation
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