ABB 125S2929-1

Technical Parameters

Rated working voltage: 380V

Rated insulation voltage: 220V

Frame current: 250A

Rated current: within 250A

Breaking capacity: 63A

Leakage action current: 800A

Leakage action time: 2S

Rated operating short-circuit segmentation capacity Ics: 25

Rated ultimate short-circuit breaking capacity Icu: 25

Functional Features

Stable and reliable: ABB 125S2929-1 A features stable and reliable overcurrent and short-circuit protection. Its internal mechanism can accurately detect abnormal current levels. When it detects an overcurrent or short-circuit condition, it trips within a fraction of a second. This protection prevents other devices, such as burned-out appliances, motors, and all other equipment, from entering the circuit. For example, the device protects sensitive electronic equipment in industrial operations that may involve multiple motors from costly equipment failures.

Installation flexibility: ABB 125S2929-1 is designed with a modular design that allows for installation and configuration flexibility. It is modular so that modules can be added or removed as needed. For example, additional auxiliary contacts can be added to the base unit for remote monitoring or control of the circuit. In addition, if a specific component fails, the entire device does not have to be replaced; instead, a new module can be inserted, simplifying maintenance and minimizing overall maintenance costs.

Durable construction: Made of high-quality materials, the ABB 125S2929-1 is durable and ensures reliable long-term performance. The housing is made of sturdy materials that can withstand harsh environmental conditions such as dust, moisture and vibration. The internal quality is also high, guaranteeing long and reliable service. It is also suitable for other similar applications, but in manufacturing plants with a lot of dust and mechanical vibration, the high-quality construction of this product ensures years of trouble-free operation.

Application Areas

Typical Industrial Applications: ABB 125S2929 - 1 is used in motor control centers to protect against overcurrent and short circuits. It is a protective device for motors in industrial machinery such as conveyors, pumps and compressors. It can also be installed in the switchboard of the factory to protect various circuits. For example, many motors will be used in the assembly lines of large automobile manufacturing plants when it is deployed to protect these motors and ensure the smooth operation of the production process.

Commercial Buildings: ABB 125S2929 - 1 is suitable for commercial buildings such as offices, shopping malls and hotels. Its applications include protecting lighting circuits, HVAC (heating, ventilation and air conditioning) systems and other electrical equipment in the power distribution systems of these buildings. Installed in the main switchboard, the system protects these systems from electrical faults and ensures stable operation in commercial environments!

Electrical Engineering: ABB 125S2929-1 is essential in electrical engineering, including power generation, circuit design and control systems. It protects transformers, generators and other equipment in power plants. It keeps them running stably