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Description：

The ABB 3BHE037864R0104 (Type designation: UFC911 B104, historically classified under the CVMI2B board family) is a high-performance, industrial-grade Circuit Plate. Engineered specifically for critical closed-loop control applications, this board serves as the precise "sensory interface" in high-demand power electronics infrastructures. It excels at capturing, conditioning, and digitizing highly dynamic analog voltage and current inputs, translating them into reliable datasets for real-time upstream control processors.Most commonly integrated within ABB’s industry-standard UNITROL 6000 Excitation Systems and MEGATROL Static Frequency Converters (SFC), this board is built to maintain uncompromising signal integrity under the absolute harshest electrical and thermal stresses.

Specification：

Frequently asked questions

Q : What type of product is the 3BHE037864R0104?

A: It is an industrial-grade current and voltage measurement / circulation board manufactured by ABB. It serves as the core printed circuit board (PCB) inside the CVMI2B measurement and power supply assembly.

Q : What is the primary technical function of this board?

A: It performs high-speed, high-precision closed-loop sampling of current and voltage signals, translating them for the main controller while providing a regulated 24 VDC output for auxiliary control loops.

Q : What is the rated input voltage for the board?

A : It features a wide-range universal input design, typically supporting 100–240 VAC (or corresponding DC inputs).

Q : What are its output characteristics?

A : Its primary secondary power output is a highly stable, standard industrial 24 VDC, with current capacity matching specific control loop limits.

Product Applications

Power Systems: Used in excitation regulation and control devices for large and medium-sized generators and synchronous motors.

Metallurgy and Mining: Used in high-power drive and control systems for rolling mills, large mine hoists, etc.

Oil and Gas: Used for electrical protection and monitoring of heavy-duty compressor and pump drive systems.

Heavy Industrial Manufacturing: Used in ABB's high-requirement, high-reliability industrial control and protection product lines.