There are still some products that have not been listed yet. For more information, please contact us. If the product model does not match the displayed picture, the actual model shall prevail. Please consult us for specific product images; We will arrange for the warehouse to take photos for confirmation. We have 76 shared warehouses worldwide, so it may take several hours to accurately respond to your message. We deeply apologize for any inconvenience caused to you. Of course, we will process your inquiry as soon as possible.

The ABB UFC765AE102 3BHE003604R0102 is a high-availability, redundant central processing unit (CPU) module engineered as the core control component for the ABB AC 800F automation system . This specific model is designed for mission-critical industrial processes that demand zero downtime, such as power generation, water treatment, chemical manufacturing, and continuous production lines . The ABB UFC765AE102 3BHE003604R0102 employs a sophisticated hot-standby redundancy architecture, where two CPU modules operate in parallel—a primary unit actively controlling the process and a backup unit synchronized via high-speed fiber optic link. In the event of a primary CPU failure, the backup assumes control seamlessly within milliseconds, ensuring uninterrupted plant operations, protecting equipment, and safeguarding production quality . Its robust construction, real-time processing capabilities, and seamless integration with ABB's distributed control ecosystems make it an indispensable component for industries where reliability is paramount .

Model Number ABB UFC765AE102 3BHE003604R0102

Part Number 3BHE003604R0102

Product Type Redundant Central Processing Unit (CPU) Module

System Platform ABB AC 800F Automation System

Processor Architecture 32-bit High-Performance RISC Processor with Real-Time Operating System

Memory Capacity 102 MB Non-Volatile Memory (program and data storage)

Redundancy Mechanism Hot-Standby Redundancy (Primary/Backup) with Dedicated Synchronization

Synchronization Interface 2 x ST-type Multi-mode Fiber Optic Ports (for CPU-to-CPU data sync)

Communication Interfaces 2 x 10/100 Mbps Ethernet Ports (RJ45), 1 x RS-232 Service Port

Redundancy Switchover Time < 10 ms (typical)

Program Execution Speed < 1 ms scan cycle for 1000 boolean instructions

Programming Standard IEC 61131-3 compliant via ABB Control Builder F

Power Supply 24 V DC (via system backplane or external DIN rail power)

Power Consumption 20 W maximum

Operating Temperature 0°C to +60°C (standard industrial range)

Storage Temperature -40°C to +85°C

Protection Rating IP20 (for control cabinet installation)

Mounting DIN rail mounting (EN 60715)

Dimensions (approx.) 150 mm × 100 mm × 40 mm

Weight (approx.) 0.8 kg

Certifications CE, UL, cUL, IEC 61000-6-2/4 (Industrial EMC), IEC 61131-2

Proper handling of the ABB UFC765AE102 3BHE003604R0102 during operation is essential for system integrity. Follow these steps for integration and setup within an AC 800F redundant control system:

Pre-Installation Verification: Before handling the modules, ensure all power sources are disconnected. Verify that the ABB UFC765AE102 3BHE003604R0102 modules are identical revisions and match your system requirements for redundancy. They must be installed as a matched pair .

Physical Mounting: Mount the two CPU modules onto a standard DIN rail in the designated redundant rack positions (typically Slot 1 and Slot 2), ensuring adequate clearance (at least 50 mm) around each model for ventilation . Connect the two modules using the dedicated multi-mode fiber optic cable between their SYNC ports for high-speed data synchronization .

Electrical and Network Connections: Connect the 24 V DC power supply to the system backplane or external power terminals. Connect the dual Ethernet ports to the plant network—one for engineering access, one for operator monitoring—to support network segmentation and redundancy . Connect the service port (RS-232) for local diagnostics if required.

Configuration and Power-On: Using ABB Control Builder F engineering software, configure the hardware, enable redundancy, and download the control program to the ABB UFC765AE102 3BHE003604R0102 pair . Restore power and verify LED status indicators—RUN (green), STOP (yellow), SYNC (green steady for normal sync), and ERROR (red)—to confirm both CPUs are operating correctly and synchronized .

Adhering to these precautions will safeguard both the operator and the equipment when handling this model:

ESD Safety: The ABB UFC765AE102 3BHE003604R0102 contains sensitive electronic components. Always wear a grounded anti-static wrist strap when handling the modules to prevent electrostatic discharge damage.

Redundancy Pairing: Redundant CPU modules must be installed as a matched pair with identical firmware revisions and hardware versions to ensure proper synchronization and failover capability .

Environmental Control: Install this model in a clean, dry control cabinet with appropriate protection (minimum IP20). Ensure the location is free from excessive moisture, conductive dust, and corrosive fumes, and maintain ambient temperature within the 0°C to +60°C range .

Fiber Optic Handling: Handle the synchronization fiber optic cables carefully, observing minimum bend radius specifications. Keep the ST connectors clean and capped when not in use. Never look directly into fiber optic transceivers when powered.

System Compatibility: Before installation, confirm that the model's revision is compatible with your existing AC 800F system configuration, I/O modules, and engineering software version to avoid communication errors .

Power Supply Verification: Before energizing, double-check that the 24 V DC power supply is stable and within tolerance (±10%) to ensure reliable CPU operation .

Regular maintenance ensures the longevity and reliability of the ABB UFC765AE102 3BHE003604R0102:

Periodic Inspection: Quarterly, inspect the model for any signs of dust accumulation, loose connections, or corrosion. Use clean, dry compressed air to remove debris from the unit's surfaces and ventilation areas. Clean fiber optic connectors annually using appropriate lint-free wipes and optical-grade cleaning solution to maintain signal integrity .

Diagnostic Monitoring: Regularly observe the LED status indicators on the ABB UFC765AE102 3BHE003604R0102 during routine walks. The SYNC LED should be green steady—any other state indicates synchronization issues requiring immediate attention . Use Control Builder F to remotely monitor CPU load, memory usage, and synchronization link quality .

Redundancy Testing: Periodically (e.g., during scheduled outages) test the redundancy functionality by simulating a primary CPU failure (e.g., removing power or pulling the module) to ensure automatic switchover to the backup occurs within specified parameters (<10 ms) and without process disturbance .

Firmware and Configuration Management: Check with ABB support periodically for firmware updates relevant to your specific model revision. Ensure backup copies of the control program and hardware configuration are securely stored and documented .

Connection Verification: During scheduled system downtime, verify that all Ethernet, power, and fiber optic connections to the ABB UFC765AE102 3BHE003604R0102 are secure, as thermal cycling and vibration can cause loosening over time. Never disconnect synchronization fiber cables while the system is running .

Do you provide global shipping services?

Yes. We have local distribution centers on all continents, which can quickly transport parts to any corner of the world.

2. What payment methods and currencies do you accept?

To make your purchasing process as simple as possible, we offer multiple payment methods including bank transfer, check, and PayPal. Meanwhile, we also accept most mainstream credit and debit cards, such as Visa, Mastercard, and American Express. We can accept payments in most major currencies worldwide, but we recommend using US dollars (USD), British pounds (GBP), or euros (EUR) as a priority. Payments in other currencies may incur additional fees. All transactions are securely processed by HSBC Bank and HSBC Merchant Services.

How many parts do you currently have in stock?

We have a vast inventory of thousands of new, refurbished, and outdated automation components, including products from well-known manufacturers such as ABB and Schneider. If you cannot find the required parts, please do not worry. We work closely with a global network of professional suppliers to provide you with tailored quotes even if the part is not listed on our website.

Who can I contact if I encounter any problems?

Our experienced customer service team will handle any issues after you place your order.