Why Choose the ABB SACE Emax 3 E1.3B 1600 Air Circuit Breaker?
The ABB 1SDA124772R1 is a high-performance SACE Emax 3 E1.3B 1600 air circuit breaker (ACB) designed for reliable protection, control and power distribution in low-voltage electrical systems. As part of the advanced ABB SACE Emax 3 circuit breaker series, this device provides modern protection technology for industrial plants, infrastructure projects and critical power installations.
This circuit breaker combines robust switching capability with intelligent protection functions through the integrated Ekip Aware LI trip unit. The fixed version with front terminals enables straightforward installation in electrical switchboards while supporting dependable operation in demanding power distribution environments.
With a rated current of 1600 A and a rated ultimate short-circuit breaking capacity of 42 kA at 415 V AC, the ABB SACE Emax 3 E1.3B 1600 is suitable for protecting generators, transformers, distribution systems and industrial electrical networks where reliable interruption performance is required.
Key Advantages
- SACE Emax 3 air circuit breaker technology for modern low-voltage power protection.
- 1600 A rated current for high-capacity electrical distribution applications.
- 42 kA breaking capacity at 415 V AC for dependable short-circuit protection.
- Integrated Ekip Aware LI trip unit for advanced protection monitoring.
- Fixed installation version for secure switchboard mounting.
- Front terminals simplify connection and installation within electrical assemblies.
Key Features
- ABB SACE Emax 3 series.
- E1.3B 1600 frame size.
- 3-pole air circuit breaker configuration.
- 1600 A rated uninterrupted current (In).
- 42 kA Icu short-circuit breaking capacity at 415 V AC.
- Ekip Aware LI trip unit.
- Fixed version design.
- Front terminal connection arrangement.
- Designed for industrial power distribution and protection systems.
Reliable Power Protection for Industrial Systems
Air circuit breakers such as the ABB SACE Emax 3 E1.3B 1600 provide essential protection by detecting abnormal electrical conditions and safely interrupting fault currents. Their advanced trip units enable accurate protection coordination and improved visibility of electrical system performance.
The SACE Emax 3 platform is engineered for modern electrical distribution networks, combining high breaking performance, intelligent protection features and flexible installation options for industrial and commercial power applications.
Typical Applications
- Industrial power distribution switchboards.
- Manufacturing facilities and production plants.
- Commercial and infrastructure electrical systems.
- Transformer and generator protection systems.
- Main low-voltage distribution panels.
- Energy management and automation installations.
