Why Choose the ABB 1SDA128887R1 E2.3S 2000 Ekip Aware LSIG 4p F HR Air Circuit Breaker?
The ABB 1SDA128887R1 is a high-performance low voltage air circuit breaker (ACB) designed for reliable protection, switching and management of electrical distribution systems. As part of the advanced ABB SACE Emax 3 E2.3 series, it combines intelligent protection technology with robust construction to provide dependable operation in demanding industrial and commercial power applications.
This circuit breaker is equipped with an Ekip Aware LSIG electronic trip unit, providing advanced protection functions including long-time, short-time, instantaneous and ground fault protection. The Emax 3 platform supports modern electrical systems with enhanced monitoring, diagnostics and energy management capabilities.
With a 2000 A rated current, 4-pole fixed configuration, high breaking capacity design and rear horizontal terminals, the ABB 1SDA128887R1 is suitable for main low voltage switchboards, industrial distribution systems and critical infrastructure requiring dependable circuit protection.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology for reliable power protection.
- 2000 A rated current suitable for demanding low voltage distribution systems.
- Four-pole configuration for complete system switching and protection.
- Integrated Ekip Aware LSIG trip unit for comprehensive fault protection.
- E2.3S high-performance frame for applications requiring enhanced breaking capability.
- Rear horizontal terminals provide flexible switchgear integration.
Key Features
- ABB SACE Emax 3 E2.3 series air circuit breaker.
- Ekip Aware LSIG electronic trip unit.
- 2000 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 integration into intelligent electrical distribution networks.
Reliable Power Protection for Industrial Distribution
Air circuit breakers such as the ABB Emax 3 series provide essential protection against electrical faults while enabling safe switching and efficient control of low voltage power systems. Their electronic trip units allow accurate protection settings, diagnostics and improved operational visibility.
The Emax 3 platform is engineered for modern electrical infrastructure where reliability, flexibility and digital connectivity are essential. Its advanced design supports industrial plants, commercial facilities and critical power applications.
Typical Applications
- Main low voltage distribution switchboards.
- Industrial power distribution systems.
- Commercial building electrical infrastructure.
- Manufacturing and process plants.
- Energy management and monitoring systems.
- Critical power protection installations.
