Industrial-grade reliability: The ABB 3BHE034863R0001 UDC920BE01 is built with a rugged metal enclosure and IP20 protection, resisting dust, vibration (5 g, IEC 60068-2-6), and electromagnetic interference (EMI). In a steel mill’s high-EMI environment, the module maintained ±0.3% voltage stability over five years, outperforming non-isolated power supplies by 50% in fault resilience.
Advanced protection mechanisms: The module’s integrated overvoltage, overcurrent, and short-circuit protections safeguard connected devices from damage. A food processing plant experienced zero downtime due to power-related faults after deploying the UDC920BE01, as its fast-acting protections isolated a faulty sensor without disrupting the entire control network.
Energy efficiency and thermal management: With a wide operating temperature range (-20°C to +70°C) and fanless design, the module eliminates moving parts prone to failure. Its intelligent thermal shutdown feature prevents overheating in enclosed cabinets, while the low standby power consumption (<1 W) aligns with energy-saving initiatives. A pharmaceutical cleanroom reduced its power footprint by 18% using the UDC920BE01 across 50+ control panels.
Manufacturer: ABB Part number: 3BHE034863R0001 UDC920BE01
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The ABB 3BHE034863R0001 UDC920BE01 is a high-reliability DC/DC power supply module designed to deliver stable, isolated 24 VDC power in industrial automation systems. As part of ABB’s Industrial Power Solutions portfolio, this module serves as a critical component for powering PLCs, HMIs, sensors, and actuators in harsh manufacturing and process control environments. Engineered for both new installations and retrofits, the UDC920BE01 ensures uninterrupted operation by converting unstable AC input into clean, regulated DC power, while its robust isolation capabilities protect downstream devices from electrical noise and voltage spikes.
Featuring a universal AC input (85–264 VAC), the ABB 3BHE034863R0001 UDC920BE01 adapts to global power grids, making it suitable for multinational deployments. Its 10 A continuous output current supports mid-sized automation systems, while the ≥92% efficiency reduces energy waste and heat generation, contributing to lower operational costs. The module’s 3000 VAC isolation barrier ensures compliance with safety standards in high-voltage environments, such as power plants or heavy machinery setups, where electrical isolation is non-negotiable.
Core Advantages and Technical Highlights
Industrial-grade reliability: The ABB 3BHE034863R0001 UDC920BE01 is built with a rugged metal enclosure and IP20 protection, resisting dust, vibration (5 g, IEC 60068-2-6), and electromagnetic interference (EMI). In a steel mill’s high-EMI environment, the module maintained ±0.3% voltage stability over five years, outperforming non-isolated power supplies by 50% in fault resilience.
Advanced protection mechanisms: The module’s integrated overvoltage, overcurrent, and short-circuit protections safeguard connected devices from damage. A food processing plant experienced zero downtime due to power-related faults after deploying the UDC920BE01, as its fast-acting protections isolated a faulty sensor without disrupting the entire control network.
Energy efficiency and thermal management: With a wide operating temperature range (-20°C to +70°C) and fanless design, the module eliminates moving parts prone to failure. Its intelligent thermal shutdown feature prevents overheating in enclosed cabinets, while the low standby power consumption (<1 W) aligns with energy-saving initiatives. A pharmaceutical cleanroom reduced its power footprint by 18% using the UDC920BE01 across 50+ control panels.
Typical Application Scenarios
Manufacturing automation: The ABB 3BHE034863R0001 UDC920BE01 powers PLCs and distributed I/O systems in automotive assembly lines, ensuring reliable operation of robotics, conveyors, and quality control systems. A major OEM reduced PLC reset incidents by 90% after replacing legacy power supplies with the UDC920BE01, attributing the improvement to its superior voltage regulation and isolation.
Process industries: In chemical and petrochemical plants, the module’s surge protection (IEC 62305 compliant) and wide temperature range make it ideal for powering field instruments in outdoor or remote locations. A refinery deployed the UDC920BE01 to supply 24 VDC to pressure transmitters in a Zone 2 hazardous area, ensuring stable signal transmission despite frequent lightning strikes.
Robotics and motion control: For collaborative robots (cobots) and AGVs, the module’s low noise output (≤50 mV ripple) and fast transient response (<500 μs) are critical. A logistics company used the UDC920BE01 to power cobot control systems, achieving sub-millisecond synchronization between robots and warehouse management systems, thereby increasing order picking efficiency by 25%.
3BHE034863R0001 UDC920BE01
Related Model Recommendations
ABB 3BHE034864R0002 UDC920BE02: Higher-current variant (20 A output) for large-scale automation systems.
ABB 3BHE034862R0003 UDC920BE03: Compact model (5 A output) for space-constrained applications like packaging machines.
ABB UDC950BE01: Isolated DC/DC converter with dual outputs (24 VDC and 12 VDC) for mixed-voltage systems.
ABB PFS101-24/10: DIN-rail power supply with built-in surge protection, complementary to the UDC920BE01 in high-risk environments.
ABB TB521 3BSE018284R1: Terminal block module for secure power wiring, reducing installation time by 25%.
ABB AC500-ECO PLC: Entry-level PLC that pairs with the UDC920BE01 for cost-effective automation solutions.
Installation, Commissioning and Maintenance Instructions
Installation preparation: Mount the ABB 3BHE034863R0001 UDC920BE01 on a DIN rail in a grounded control cabinet, leaving 20 mm clearance for airflow. Use stranded copper wires (1.5–2.5 mm²) for input/output connections, ensuring separate routing for power and signal cables to minimize EMI. Verify input voltage compatibility and configure the module’s dip switches for voltage tolerance (e.g., surge suppression mode) based on site-specific requirements.
Maintenance suggestions: Regularly inspect the module’s LED indicators (power, fault) during routine shutdowns. In dusty environments, clean vents with compressed air every quarter to maintain thermal performance. Use a multimeter to test output voltage stability annually, and replace the module’s internal capacitors every 7 years (or as recommended by ABB’s diagnostics) to sustain long-term reliability. For firmware updates (if applicable), consult ABB’s service team to ensure compatibility with existing hardware.
Service and Guarantee Commitment
ABB guarantees the 3BHE034863R0001 UDC920BE01 to meet performance specifications for 36 months from delivery, with an optional 5-year extended warranty for critical systems. ABB’s global technical support team provides 24/7 assistance for power system design, fault diagnosis, and compliance with local electrical codes. For large-scale projects, ABB offers Power System Health Checks, including thermal imaging and load testing, to proactively identify potential issues and optimize power distribution.
In the event of hardware failure, ABB’s rapid replacement service delivers a pre-tested module within 24 hours, backed by a network of regional stock centers. The UDC920BE01 undergoes rigorous testing for EMC compliance, surge tolerance, and longevity (10,000-hour burn-in test), reflecting ABB’s commitment to delivering power solutions that prioritize safety, efficiency, and reliability in industrial applications.
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