Why Choose the ABB 1SDA128896R1 E4.3H 3200 Ekip Aware LSIG 4p F HR Air Circuit Breaker?
The ABB 1SDA128896R1 is a high-performance low voltage air circuit breaker (ACB) designed for advanced power distribution, protection and switching applications. As part of the innovative ABB SACE Emax 3 E4.3 series, it provides intelligent protection functions, high current capability and dependable operation for demanding industrial and commercial electrical systems.
This circuit breaker features an Ekip Aware LSIG electronic trip unit, providing comprehensive protection through long-time, short-time, instantaneous and ground fault functions. The Emax 3 platform combines advanced sensing, diagnostics and digital connectivity to support modern energy management and critical power applications.
With a 3200 A rated current, 4-pole fixed configuration, high-performance E4.3H frame and rear horizontal terminals, the ABB 1SDA128896R1 is suitable for main switchboards, industrial distribution systems and high-capacity low voltage installations requiring reliable circuit protection.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology for reliable power protection.
- 3200 A rated current suitable for high-capacity electrical distribution systems.
- Four-pole fixed design for complete circuit switching and protection.
- Integrated Ekip Aware LSIG protection unit for comprehensive fault management.
- E4.3H high breaking capacity configuration for demanding applications.
- Rear horizontal terminals provide flexible switchgear installation.
Key Features
- ABB SACE Emax 3 E4.3 series air circuit breaker.
- Ekip Aware LSIG electronic trip unit.
- 3200 A rated uninterrupted current.
- 4-pole configuration.
- Fixed installation version.
- Rear horizontal (HR) terminal connection.
- Long-time, short-time, instantaneous and ground fault protection functions.
- Designed for intelligent electrical distribution and energy management systems.
Reliable Power Protection for Industrial Distribution
Air circuit breakers such as the ABB Emax 3 series provide essential protection against overloads and short circuits while enabling safe switching and efficient control of electrical distribution networks. Their intelligent electronic trip units allow accurate protection settings, diagnostics and improved system visibility.
The Emax 3 platform is engineered for future-ready electrical infrastructure, combining adaptive protection, advanced monitoring and scalable communication features to support reliable operation in demanding industrial environments.
Typical Applications
- Main low voltage distribution switchboards.
- Industrial power distribution systems.
- Large manufacturing facilities.
- Commercial building electrical infrastructure.
- Energy management and monitoring systems.
- Critical power protection installations.
