ABB UD C920 BE101 3BHE034863R0001 ASE2B Drive Control Module

Product Overview

The ABB 3BHE034863R0001 UD C920 BE101 (UDC920BE101) is a high-performance ASE2B control module specifically engineered for ABB’s Medium Voltage (MV) AC drive family. This assembly, which includes the processor unit and integrated protective housing, serves as a core computational and interface component within the ACS 2000 and ACS 6000 drive systems. It is responsible for executing complex motor control algorithms, managing high-speed digital signal processing, and facilitating real-time communication between the drive's power electronics and the upper-level control architecture. The "BE101" designation indicates a specific hardware revision optimized for industrial and special-purpose medium voltage applications, ensuring stable regulation of high-power motor dynamics in demanding environments such as mining, water treatment, and heavy manufacturing.

Technical Specifications

Ordering Information

When procuring replacements for Medium Voltage drives, it is critical to verify both the Product ID and the Type Designation to ensure firmware and backplane compatibility.

• Product ID: 3BHE034863R0001

• ABB Type Designation: UD C920 BE101

• Description: ASE2B WITH HOUSIN (Housing)

• Minimum Order Quantity: 1 piece

Engineering & Installation Guide

Electrostatic Discharge (ESD) Protection

The UD C920 BE101 contains highly sensitive CMOS components. Maintenance personnel must utilize a grounded ESD wrist strap and an anti-static mat during installation or replacement. Do not touch the gold edge connectors or surface-mount components directly, as static discharge can cause immediate or latent hardware failure within the ACS 2000/ACS 6000 control rack.

Module Seating and Housing Integrity

The module is supplied with an integrated industrial housing designed to provide mechanical stability and electromagnetic shielding. When installing the unit into the drive’s control section, ensure the module is fully seated in the backplane connectors before tightening any retaining screws. Inspect the housing for structural damage; any compromise in the shielding could lead to signal interference in high-power switching environments.

Lifecycle and Firmware Synchronicity

Medium Voltage drives typically require synchronized firmware versions across all control boards. Before commissioning a new 3BHE034863R0001 module, verify that the loaded firmware matches the existing drive parameters and the versions used by peripheral boards (such as the AMC or interface cards). Mismatched firmware can result in "Control Communication" faults or unpredictable motor behavior during startup.

FAQ

Is the UD C920 BE101 interchangeable between the ACS 2000 and ACS 6000?

The hardware platform is compatible with both series; however, the application software and parameter sets are specific to each drive type. The module must be correctly configured for the specific MV drive architecture in which it is installed.

Does this part include the internal processor board?

Yes, the 3BHE034863R0001 is a complete assembly consisting of the ASE2B processor board pre-installed within its standard protective metal housing.

What are the primary indicators of a faulty UD C920 module?

Typical failure symptoms include "Controller Fault" alarms on the drive's CDP control panel, loss of communication with the DCS via the fieldbus, or failure of the drive to complete its self-test sequence upon power-up.