Technical Parameter
Operating Voltage:380 V AC
Output Power:50 kW
Braking Time:0.1 – 1.0 seconds
Resistor Configuration:Individually adjustable resistors
Cooling System:Air-cooled
Protection Class:IP20
Environmental Temperature:-10°C to +40°C
Product Introduction
The ABB NBRA-656C Braking Chopper offers unparalleled precision in the deceleration phase of electric motors, ensuring smoother operation and enhanced durability. Its high current rating and power handling capacity make it suitable for demanding industrial applications, including heavy machinery and high-power systems.
With a response time of ≤ 2 milliseconds, this braking chopper ensures rapid and controlled motor stoppage, minimizing wear and tear on mechanical components and improving overall system reliability.
Engineered for efficiency, the NBRA-656C incorporates advanced semiconductor technology that optimizes energy consumption during the braking process, leading to cost savings and reduced environmental impact.
Featuring a robust IP20 protection class, the unit is designed to withstand harsh industrial environments, providing reliable performance even under challenging conditions. Its wide operating temperature range (-20°C to +50°C) ensures compatibility across various geographical locations and operational scenarios.
Compliant with international safety standards including CE, UL, CSA, and ISO 9001, the ABB NBRA-656C Braking Chopper offers peace of mind with its adherence to stringent quality and safety norms, backed by ABB’s global support network.

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•Shipping Port: Xiamen
•Ship to you via Fedex/DHL/TNT/UPS/EMS
•Package: Original packing with cartons
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FAQ
Q: Do you provide a warranty for the goods?
A: Yes, we provide a warranty for all the goods from us.
Q: Could you provide technical support?
A: We’re in this field for more than 12 years. If there’s any problem, please contact us, and we’ll provide suggestions from our engineer to help you solve the problem.
Q: Do you keep goods in stock or only trade?
A: We have a large warehouse for goods. We keep lots of items in stock, so we can promise fast delivery.
Q: Are your goods new and original?
A: Yes, they are new and original.
What is a DCS?
A Distributed Control System (DCS) is a sophisticated, computer-based control system designed to automate, monitor, and manage complex industrial processes. It is widely used in large-scale industrial facilities such as refineries, power plants, chemical plants, and paper mills, where precision, reliability, and scalability are critical.
How Does a DCS Work?
A DCS is composed of several interconnected components that work seamlessly to ensure efficient process control. Here’s a breakdown of its key elements:
- Controllers:
These are the “brains” of the system. Controllers receive data from sensors, process it using pre-programmed logic, and send output signals to actuators to maintain optimal process conditions. - Sensors:
Sensors act as the “eyes and ears” of the system, measuring critical physical parameters such as temperature, pressure, flow rate, and level. This real-time data is essential for accurate control. - Actuators:
Actuators are the “muscles” of the system. They execute physical actions based on controller commands, such as opening/closing valves, starting/stopping motors, or adjusting dampers. - Operator Stations:
These serve as the human-machine interface (HMI), allowing operators to monitor the process, adjust setpoints, and troubleshoot issues. Modern DCS systems often feature intuitive graphical interfaces for ease of use. - Communication Network:
The backbone of the DCS, this network connects all components, enabling seamless data exchange and coordination. It ensures that every part of the system works in harmony, even across large industrial sites.
Why is a DCS Important?
- Centralized Control with Distributed Execution: A DCS allows for centralized monitoring while distributing control functions across multiple controllers, reducing the risk of system-wide failures.
- Scalability: It can easily expand to accommodate growing operational needs.
- Reliability: Redundant systems and fail-safes ensure continuous operation, even in critical environments.
- Efficiency: Optimizes processes, reduces waste, and improves overall productivity.













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