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ABB 1SDA056117R1

ABB 1SDA056117R1 is a SACE Emax E3N 2500A Air Circuit Breaker (ACB) designed for high-current low-voltage power distribution and industrial protection applications. It is a fixed-type, three-pole circuit breaker equipped with a PR122/P-LSIG electronic overcurrent release for advanced protection functions.

Product Model

• Manufacturer: ABB
• Part Number: 1SDA056117R1
• Product Series: SACE Emax
• Type: E3N2500 PR122/P-LSIG
• Circuit Breaker Type: Air Circuit Breaker (ACB)
• Configuration: 3 Pole Fixed Version
• Rated Current: 2500 A

Technical Specifications

Protection Functions

The PR122/P-LSIG trip unit provides:

• L – Long-time overload protection
• S – Short-time short-circuit protection
• I – Instantaneous short-circuit protection
• G – Ground fault protection

This allows precise protection coordination in industrial power distribution systems.

Application Range

ABB 1SDA056117R1 is commonly used in:

• Industrial power distribution systems
• Manufacturing plants
• Power generation facilities
• Data centers
• Large motor control centers (MCC)
• Switchgear and electrical cabinets
• Infrastructure and commercial buildings

Product Advantages

• High breaking capacity for demanding electrical environments
• Advanced electronic protection and monitoring
• Suitable for selective coordination with other protective devices
• Robust ABB SACE Emax platform reliability
• Designed for heavy-duty continuous operation

Conclusion

ABB 1SDA056117R1 is a high-performance 2500A SACE Emax E3N air circuit breaker suitable for critical low-voltage power distribution applications. With its PR122/P-LSIG protection unit, 65kA short-circuit capability, and durable mechanical design, it provides reliable protection for large-scale industrial electrical systems.