Original Industrial Spare Part

ABB INT-2 Board Varnished UFC921A101 | 3BHE024855R0101

Name: ABB INT-2 Board Varnished UFC921A101 | 3BHE024855R0101 Drive Control
Brand: ABB
SKU: 3BHE024855R0101
Price: 9030.00 CNY
Availability: InStock

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SKU: 3BHE024855R0101 DCS Distributed Control Systems ABB

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Original ABB 3BHE024855R0101 Input Module - Industrial Retrofit Component

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SKU3BHE024855R0101
CategoryDCS Distributed Control Systems
BrandABB
SupportAvailability, lead time, condition, and shipping coordination

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ABB INT-2 Board Varnished UFC921A101 | 3BHE024855R0101

The ABB INT-2 Board Varnished (UFC921A101) represents advanced control technology for high-performance drive systems. This varnished control board delivers exceptional reliability in demanding industrial environments, providing critical interface functionality for ACS series drives including ACS 1000, 2000, 5000, and 6000 platforms.

Product Overview

Engineered with conformal coating protection, this varnished board withstands harsh operating conditions while maintaining signal integrity and component longevity. The INT-2 designation indicates its role as an intelligent interface module, managing communication pathways between drive controllers and power electronics.

Technical Specifications

Part Number: 3BHE024855R0101
Model: UFC921A101
Board Type: INT-2 Varnished Control Board
Manufacturer: ABB
Compatible Systems: ACS 1000, ACS 2000, ACS 5000, ACS 6000
Protection: Conformal Varnish Coating
Weight: 0.3 kg
Origin: Sweden

Industrial Applications

High-Power Drive Systems: Essential for megawatt-class variable frequency drives in mining, marine propulsion, and heavy industry where reliability cannot be compromised.

Process Industries: Supports continuous operation in cement plants, steel mills, and pulp & paper facilities where environmental contaminants threaten unprotected electronics.

Marine & Offshore: The varnished coating provides superior moisture resistance for shipboard installations and offshore platform applications.

Renewable Energy: Deployed in wind turbine pitch control and large-scale solar tracking systems requiring robust control electronics.

Engineering Advantages

Conformal Coating Protection: The specialized varnish layer creates a moisture barrier while allowing thermal dissipation, extending operational life in corrosive atmospheres, high humidity, and contaminated air environments.

Signal Processing Architecture: Advanced circuitry manages high-speed data exchange between microprocessor control units and gate driver stages, ensuring precise switching timing for optimal motor performance.

Thermal Management: Component layout and trace design optimize heat distribution across the board surface, preventing localized hot spots that could degrade performance or trigger protective shutdowns.

Serviceability: Standardized mounting and connector interfaces enable rapid replacement during maintenance windows, minimizing production downtime and simplifying spare parts inventory.

Common Technical Questions

Q: What advantages does the varnished version offer over standard boards?
A: The conformal varnish coating provides enhanced protection against moisture, dust, chemical vapors, and conductive contaminants, making it ideal for harsh industrial environments where standard boards would fail prematurely.

Q: Is this board compatible with older ACS 1000 installations?
A: Yes, the UFC921A101 maintains backward compatibility with legacy ACS 1000 systems while supporting newer ACS 2000/5000/6000 platforms, making it an excellent choice for mixed-generation installations.

Q: Can this board be retrofitted into existing drive cabinets?
A: Absolutely. The INT-2 board uses standard ABB mounting dimensions and connector pinouts, allowing direct replacement without cabinet modifications or wiring changes.

Q: What diagnostic capabilities does this board provide?
A: The board includes status monitoring circuits that interface with the drive’s diagnostic system, enabling real-time fault detection and historical event logging for predictive maintenance programs.

Q: How does the varnish coating affect heat dissipation?
A: ABB’s varnish formulation is engineered to provide environmental protection while maintaining thermal conductivity, ensuring components operate within specified temperature ranges under full load conditions.

Warranty & Technical Support

Each ABB INT-2 Board Varnished UFC921A101 is backed by a comprehensive 12-month warranty covering manufacturing defects and material failures. Our technical team provides installation support, compatibility verification, and troubleshooting assistance to ensure successful integration into your drive systems.