3BHE055094R0002 GBU72 Braking resistor unit

ABB 3BHE055094R0002 is the core control cabinet unit in the ABB PCS 6000 medium-voltage frequency converter system, and is usually referred to as the GBU72 control cabinet. It mainly undertakes tasks such as circuit breaker control, grid-side synchronization, communication coordination and status management of the entire PCS 6000 system. This control cabinet is one of the indispensable components of the PCS 6000 high-voltage drive system, ensuring the safe start and stop, stable operation and fault isolation of the equipment in a high-voltage power grid environment.

Ii. Technical Parameters (Brief)

Product Model: 3BHE055094R0002

System ownership: ABB PCS 6000 Medium Voltage Frequency Converter System

Function Definition: GBU (Grid Breaker Unit) control cabinet, with multiple functions such as circuit breaker control, status feedback, and interface communication

Control voltage: 24V DC (logic control section)

Integrated functions: Power input management, grid synchronous detection, circuit breaker drive control, system status collection

Interface form: Supports data communication with ABB control modules such as PMI (Power Interface Module), PEC, and HMI

Cabinet structure: Industrial standard control cabinet, closed metal box body, supporting cabinet installation

Cooling method: Natural ventilation or forced air cooling (depending on the overall system configuration)

Iii. Application Fields

PCS 6000 medium-voltage frequency converter system

Control the closing and opening of the circuit breaker on the control grid side to achieve intelligent management of the grid input

Be responsible for the logical execution of power supply power-on sequence, main circuit isolation, safety interlock, etc

High-voltage motor drive system

It is applied in high-power drive scenarios such as steel rolling, mining, and cement, ensuring safe control of high-voltage start-up and shutdown

Wind power and energy storage systems

In high-voltage grid-connected energy storage or new energy inverter systems, it serves as the central unit for circuit breaker and synchronization control

Power grid protection and automation system

As part of the network-side protection equipment, it realizes control logics such as power-off protection, fault isolation, and system interlocking

The 3BHE055094R0002 GBU72 brake resistor unit is a brake resistor product manufactured by ABB. The following is an introduction to its relevant information:

Product Overview

The 3BHE055094R0002 GBU72 braking resistor unit belongs to ABB's product series and is mainly used in the field of industrial automation, especially in motor drive systems, 

where it plays a role in consuming regenerative electrical energy, achieving rapid motor braking and stabilizing system operation.

Application scenarios

Braking resistor units are typically applied in situations where frequent braking or rapid stopping is required, such as in the motor drive systems of equipment like elevators, cranes, 

and conveyor belts. In these application scenarios, the motor generates regenerative electrical energy during the braking process. 

The braking resistance unit can convert this electrical energy into thermal energy and consume it, 

thereby preventing the electrical energy from being fed back into the power grid and causing interference or damage to the equipment.

Features

High-efficiency braking: It can quickly consume the regenerative electrical energy of the motor, achieve rapid braking of the motor, and improve the operational efficiency and safety of the equipment.

Stable and reliable: Utilizing high-quality resistance materials and advanced manufacturing processes, 

it features excellent stability and reliability, capable of operating stably for a long time in harsh industrial environments.

Easy to install and maintain: Compact design, convenient installation and simple maintenance, which can reduce users' usage and maintenance costs.

Precautions

Heat dissipation: During operation, the braking resistor unit generates a large amount of heat. Therefore, 

it is necessary to ensure that its installation environment has good heat dissipation conditions to avoid equipment damage due to overheating.

Selection: When choosing a braking resistance unit, it is necessary to make a reasonable selection based on parameters such as the motor's power, speed, 

and braking time to ensure that it can meet the operational requirements of the equipment.

Installation: When installing the braking resistance unit, it is necessary to strictly follow the requirements of the product manual for installation, 

ensuring that the connection is firm and the grounding is good to avoid equipment failure caused by improper installation.

Recommended products and services

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For the relevant manual, please click to download and learn about the specific parameters

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How to purchase

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Our customers come from the United States, Germany, Japan, South Korea, the United Kingdom, France, Italy, Canada, Brazil, India, Australia, Russia, Spain, the Netherlands,

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All products are brand new and original. The warranty period for spare parts is one year and they have been tested and certified.

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If you find that other suppliers offer lower prices for the same products, we are also willing to provide you with further discounts based on the budget.

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