The ABB UDC920BE01 3BHE034863R0001 is a high-precision drive interface module designed for AC 800M controller systems, specializing in motor control applications requiring 0.01% speed regulation accuracy. This 24-bit resolution interface board converts controller signals to PWM outputs supporting 0-10kHz carrier frequencies, enabling precise torque control in rolling mill main drives. The UDC920BE01 3BHE034863R0001 integrates galvanic isolation up to 2500Vrms between control circuits and power stages, essential for preventing ground loops in mining conveyor systems.
As part of ABB’s Industrial Drives Connectivity Suite, this module provides native support for DriveBus and MODBUS RTU protocols, allowing simultaneous communication with up to 32 ACS880 multidrives. Its -40°C to +85°C operating range with 98% humidity tolerance makes the UDC920BE01 3BHE034863R0001 suitable for marine propulsion systems and desert-based oil pumpjacks. The board’s dual-channel design maintains <5μs synchronization accuracy between parallel-connected megawatt-scale compressors.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | UDC920BE01 3BHE034863R0001 |
| Manufacturer | ABB |
| Product Type | Drive Interface Board |
| Input Voltage | 24VDC ±10% |
| Isolation Voltage | 2500Vrms (channel-to-channel) |
| Resolution | 24-bit Σ-Δ conversion |
| Output Type | Differential PWM (RS485) |
| Frequency Range | 0-10kHz ±0.002% |
| Protocol Support | DriveBus, MODBUS RTU, DNP3 |
| Response Time | <250μs |
| Operating Temp | -40°C to +85°C |
| Dimensions | 120 x 80 x 25mm |
| Certifications | UL 61800-5-1, DNV-GL, ATEX |
Key Features and Advantages:
Precision signal conversion: The UDC920BE01 3BHE034863R0001 achieves 24-bit signal resolution through oversampling technology, eliminating harmonic distortion in steel mill rolling gear applications. Its auto-calibration function compensates for ±0.5% component drift over 10,000 operating hours.
Multi-drive synchronization: Dual independent channels maintain phase alignment within 5μs, critical for tandem-operated extruders in plastic manufacturing. The module’s jitter reduction algorithm suppresses electromagnetic interference from 600VAC busbars.
Adaptive communication: Automatic protocol detection simplifies integration with legacy drives, while the built-in signal conditioner converts 4-20mA to PWM without external hardware. The board’s conformal coating withstands IP66 washdown conditions in food processing plants.
Application Areas:
The ABB UDC920BE01 3BHE034863R0001 excels in:
- Metal Processing: Cold rolling mill tension control
- Marine Engineering: Azimuth thruster synchronization
- Cement Production: Kiln drive torque balancing
- Wind Energy: Pitch control system redundancy
In subway traction systems, this interface coordinates 8+ inverters for smooth acceleration profiles. Mining operations utilize its shock-resistant design (IEC 60068-2-27) for hoist motor control at 1,500m depths. The module’s <0.1μV/√Hz noise floor enables sensitive control of laboratory test rigs.
Related Products:
- UDC920BE02 3BHE034863R0002: Enhanced 32-bit version
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- PP885 3BSE042240R1: Redundant power supply
- TA523 3BSE013290R1: High-temperature baseplate
- ACS880-01-076A-3: Compatible multidrive unit
- CP405 1SAP249900R0001: Control panel interface
Installation and Maintenance:
Installation preparation: Before mounting the UDC920BE01 3BHE034863R0001, verify controller backplane compatibility and ensure proper ESD protection (wrist strap resistance 1MΩ±10%). Use ABB-recommended M3 stainless steel screws with 0.4Nm torque for secure fixation in vibrating environments.
Maintenance recommendations: Perform annual signal calibration using Drive Configurator software. Clean optical isolation barriers every 2 years with anhydrous ethanol in pharmaceutical cleanrooms. Replace buffer capacitors after 50,000 operating hours in continuous process applications.
Product Assurance:
HONG KONG SAUL ELECTRICAL LIMITED provides 12-month warranty for UDC920BE01 3BHE034863R0001 modules deployed in heavy industries. Our drive specialists offer 48-hour emergency replacement for failed units. All boards undergo 1,000-hour thermal cycling (-40°C↔+100°C) and 50G shock testing. Legacy system upgrade packages include protocol conversion from ABB Advant OCS platforms.
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