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ALSTOM AL129A – Industrial Power Supply Module
Product Overview
The ALSTOMA AL129A is a high-reliability industrial power supply module specifically engineered for ALSTOMA CE 2000 series control systems and ALSPA automation platforms. It addresses the critical industrial challenge of delivering stable, regulated power to control logic, processors, and I/O circuits in harsh industrial environments. This module converts wide-range AC input into isolated DC outputs, ensuring continuous operation of automation components and minimizing downtime in power generation, process control, and heavy-duty industrial applications. The AL129A is designed with rugged construction to withstand environmental stresses, making it a key component for maintaining system uptime and stability.
Technical Specifications — AL129A
| Parameter | Value |
|---|---|
| Product Model | AL129A |
| Manufacturer | ALSTOM |
| Product Type | Industrial Power Supply Module |
| Power | Input: 96-253 VAC (50/60 Hz); Output: 5V DC (10A), 12V DC (4A), 120W typical |
| Communication / Protocol | N/A (power supply module, no active communication protocol) |
| Operating Temperature | -20°C to 60°C |
| Mounting | Rack-mounted (compatible with ALSTOMA CE 2000 racks: AM 163, AM 164, AM 166) |
| Dimensions (HxWxD) | 300 mm x 200 mm x 100 mm |
| Weight | 2.5 kg |
| Typical Interfaces | AC input terminal, DC output terminal |
| Compliance | CE, UL, IP20 |
ALSTOM AL129A
Key Features and Benefits — AL129A
- Dual isolated DC outputs (5V and 12V) provide stable power for control system electronic components and I/O circuits.
- Built-in overcurrent, overvoltage, and overheating protection safeguards the module and connected equipment from electrical faults.
- Hot-swappable design allows easy maintenance and replacement without disrupting the entire control system.
- Wide AC input range (96-253 VAC) ensures compatibility with diverse industrial power supplies globally.
- Rugged industrial-grade construction withstands harsh conditions, ensuring reliable performance in mission-critical applications.
Related Models
- AL129A CD101152: ALSTOMA power supply module with enhanced compatibility for CE 2000 series controllers.
- AL129A CD10152: ALSTOMA DC/DC converter power supply for Citadis trams, converting 1500V DC to 72V DC.
- ALSTOMA LE109A-1: Industrial control module compatible with AL129A, designed for CE 2000 rack systems.
- ALSTOMA AS111-1: Auxiliary power module that complements AL129A in high-density automation setups.
Installation and Maintenance — AL129A
- Mount the module on compatible ALSTOMA CE 2000 racks (AM 163, AM 164, AM 166) to ensure secure integration.
- Connect AC input and DC output wires to the corresponding terminals, following the wiring diagram to avoid incorrect connections.
- Utilize the hot-swappable feature for replacement; no system shutdown is required during module exchange.
- Periodically inspect for loose connections, overheating, and physical damage, especially in high-vibration environments.
- Store spare modules in a dry, temperature-controlled area (-40°C to 85°C) to maintain performance readiness.
