ABB 2CSR255440R3164

Product Overview

ABB 2CSR255440R3164 is a DS201 C16 APR300 residual current circuit breaker with overcurrent protection designed for low voltage electrical distribution and protection applications. The product belongs to the ABB System pro M compact series and combines residual current protection with circuit breaker functionality in a compact modular design.

Modern electrical systems require reliable protection devices that can protect both people and equipment from electrical faults. Traditional circuit breakers provide overcurrent protection, while residual current protection devices detect leakage currents and help prevent electrical hazards. ABB 2CSR255440R3164 integrates both functions into a single device, providing an efficient solution for professional electrical installations.

The ABB DS201 series is designed to provide advanced protection for residential, commercial, and industrial low voltage applications. The DS201 C16 APR300 model features a 1P+N configuration, Type A high immunity residual current protection, C curve tripping characteristic, and 16A rated current capability. :contentReference[oaicite:2]{index=2}

ABB 2CSR255440R3164 is suitable for electrical systems where reliable fault detection, circuit interruption, and compact installation are required. Its modular design allows easy integration into distribution boards and DIN rail mounted electrical panels.

Technical Characteristics

ABB 2CSR255440R3164 is identified as the DS201 C16 APR300 RCBO. The device combines a residual current circuit breaker and miniature circuit breaker into one integrated protection component. It is designed according to IEC 61009-1 and IEC 61009-2-1 standards for residual current operated circuit breakers with integral overcurrent protection. :contentReference[oaicite:3]{index=3}

The device features a 1P+N pole configuration, meaning that one phase conductor and one neutral conductor are protected within the same compact housing. This configuration is commonly used in single-phase electrical distribution systems.

ABB 2CSR255440R3164 has a rated current of 16A and a C tripping characteristic. The C curve characteristic provides suitable protection for circuits with moderate inrush currents, including lighting systems, small motors, and general electrical equipment. :contentReference[oaicite:4]{index=4}

The residual current protection level is 300mA, providing protection against earth leakage conditions in electrical installations. The Type A APR high immunity design improves resistance against unwanted tripping caused by temporary disturbances and electronic loads. :contentReference[oaicite:5]{index=5}

The compact System pro M design allows ABB 2CSR255440R3164 to be installed efficiently in modular electrical distribution systems. Its standardized dimensions support integration with other ABB low voltage protection devices.

Protection Functions

ABB 2CSR255440R3164 provides two major protection functions within one device. The first function is overcurrent protection, which protects electrical circuits from overload and short-circuit conditions. The second function is residual current protection, which detects leakage currents caused by insulation faults or unwanted current paths.

The combination of these protection technologies reduces the need for separate protective devices and simplifies electrical system design. This makes ABB DS201 RCBO products suitable for applications where space efficiency and reliable protection are important.

The high immunity Type A technology helps maintain stable operation in environments containing modern electronic equipment, variable loads, and systems that may generate unwanted transient disturbances.

ABB designed the DS201 series to provide dependable protection performance while maintaining easy installation and operation characteristics for professional users.

Application Areas

ABB 2CSR255440R3164 is widely used in low voltage electrical installations requiring combined residual current and overcurrent protection. Typical applications include industrial control panels, commercial buildings, automation systems, electrical distribution boards, and equipment protection circuits.

In industrial environments, electrical equipment may experience insulation failures, leakage currents, or abnormal operating conditions. RCBO devices provide an effective protection solution by disconnecting affected circuits when dangerous conditions occur.

The device can be used in machine control cabinets, auxiliary power circuits, lighting systems, and single-phase equipment installations where reliable electrical protection is required.

For commercial and infrastructure projects, ABB 2CSR255440R3164 provides a compact protection solution that helps improve electrical safety and system reliability.

Industrial Design Advantages

One of the main advantages of ABB 2CSR255440R3164 is its integrated protection structure. By combining residual current protection and overcurrent protection into a single device, the product reduces installation space requirements and simplifies electrical panel design.

The System pro M compact platform provides a modular approach to low voltage protection. ABB components within this product family are designed for compatibility, efficient installation, and professional electrical system management.

The DIN rail mounting design allows quick installation in standard electrical distribution systems. This improves installation efficiency and provides a clean arrangement inside control cabinets and distribution panels.

ABB focuses on safety, reliability, and long service life when developing low voltage protection products. The DS201 series reflects this engineering philosophy through stable protection performance and flexible application capability.

Integration with Low Voltage Electrical Systems

ABB 2CSR255440R3164 can be integrated into complete low voltage electrical systems together with circuit breakers, surge protection devices, contactors, monitoring equipment, and automation components.

Modern electrical installations require coordinated protection solutions to ensure safe operation and minimize equipment downtime. RCBO devices provide an important protection layer between the power supply and connected electrical loads.

The compact design of ABB DS201 products allows engineers to optimize distribution panel layouts while maintaining high protection standards.

ABB 2CSR255440R3164 supports efficient electrical system management by providing reliable fault detection and automatic circuit interruption functions.

Performance and Reliability

Reliability is a critical requirement for electrical protection devices because they must respond accurately during abnormal conditions. ABB 2CSR255440R3164 is designed to provide stable operation and dependable protection within low voltage systems.

The combination of ABB engineering technology, high immunity residual current detection, and integrated circuit protection helps improve electrical system safety and operational stability.

ABB low voltage products are widely used in professional electrical installations because they provide consistent performance and compatibility with modern power distribution requirements.

Conclusion

ABB 2CSR255440R3164 DS201 C16 APR300 is a professional RCBO designed for low voltage electrical protection applications. With integrated residual current protection, overcurrent protection, 16A rated current, C curve characteristics, and Type A high immunity technology, it provides a reliable solution for modern electrical systems. :contentReference[oaicite:6]{index=6}

The combination of ABB System pro M compact design, flexible installation capability, and dependable protection performance makes ABB 2CSR255440R3164 suitable for industrial, commercial, and automation-related electrical applications requiring efficient circuit safety management.