{"product_id":"alstom-ep3-e-4-a-logic-controller-module","title":"Module contrôleur logique ALSTOM EP3-E-4-A","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEP3-E-4-A (EP3-E-4-A)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-reliability logic processing module designed for ALSTOM's specialized industrial control and power management systems. This unit serves as a critical computational node, executing complex control algorithms for heavy-duty applications such as turbine regulation, railway signaling, and substation automation. Engineered for high-availability environments, the EP3-E-4-A ensures continuous operation in mission-critical infrastructures where even a second of downtime can lead to significant operational losses. By integrating this module, engineers benefit from a deterministic execution environment that bridges the gap between field-level data and high-level supervisory control.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration (Deep Dive)\u003c\/h3\u003e\n\u003cp\u003eThe model suffix\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eE-4-A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edenotes a specific hardware configuration tailored for high-speed logic execution and expanded interface capabilities.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHardware Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module is built on a high-speed RISC processor designed for real-time multitasking, ensuring that safety-critical logic loops are prioritized without jitter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInternal Redundancy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures built-in hardware watchdog timers and memory parity checking to detect and mitigate internal processing errors before they impact the field output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration Logic:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike standard PLCs, the EP3 series utilizes a specialized instruction set optimized for industrial power electronics and traction control, allowing for ultra-fast response times to transient events.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEP3-E-4-A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eALSTOM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFrance \/ EU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLogic Controller \/ Processor Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC (Typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6.5 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-10 to 60 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to 85 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e190 x 135 x 45 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.82 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What does the \"4-A\" designation signify in this EP3 model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA1:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe \"4-A\" revision typically refers to the specific I\/O density and communication port layout, optimized for integration with ALSTOM's proprietary backplane architectures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Can the EP3-E-4-A operate in high-vibration environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA2:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, the module is built to meet industrial-grade vibration standards, featuring reinforced PCB mounting points and gold-plated connectors to prevent signal loss during mechanical stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: How is firmware updated on the EP3-E-4-A?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA3:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFirmware is generally updated via the front-panel maintenance port using ALSTOM’s authorized engineering software suite; direct field flashing is restricted to prevent unauthorized logic changes.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eClearance and Airflow:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo ensure long-term component health, maintain a minimum of 30 mm horizontal clearance between the EP3-E-4-A and adjacent power-hungry modules. This prevents the formation of \"hot spots\" within the chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Grounding:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsure the rack frame is bonded to the main site ground with a minimum 4 mm squared copper conductor to dissipate high-frequency noise that could interfere with the processor's logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConnector Care:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen mating the interface cables, ensure the locking screws are hand-tightened. Over-torquing can lead to internal micro-fractures on the PCB-mounted headers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe ALSTOM EP3-E-4-A is recognized for its \"Hard Real-Time\" performance, meaning logic execution is guaranteed within a fixed time window regardless of system load. Its rugged construction includes a specialized conformal coating to resist the chemical corrosion often found in industrial refineries and coastal power plants. Furthermore, its downward compatibility with the EP3 legacy series makes it a reliable choice for maintaining and extending the life of existing ALSTOM control cabinets.\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e","brand":"Alstom","offers":[{"title":"Default Title","offer_id":52695216193899,"sku":"EP3-E-4-A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/alstom-ep3-e-4-a-controller-gvclpqgzdni_5bc249ed-2cab-48d3-9973-babc669d4b75.jpg?v=1766130944","url":"https:\/\/www.plcprotech.com\/fr\/products\/alstom-ep3-e-4-a-logic-controller-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}