Why Choose the ABB 1SDA128882R1 Emax 3 Air Circuit Breaker?
The ABB 1SDA128882R1 is a high-performance air circuit breaker (ACB) designed for reliable protection, switching and intelligent management of low-voltage electrical distribution systems. As part of the advanced ABB SACE Emax 3 series, it combines dependable circuit interruption with intelligent power management, advanced diagnostics and scalable connectivity for modern electrical infrastructures.
The Emax 3 platform is ABB’s next-generation air circuit breaker solution, developed to support secure, resilient and future-ready power systems. It integrates advanced sensing, electronic protection, monitoring and communication capabilities to improve operational efficiency, safety and system visibility.
With an E2.3N frame size, 1600 A rated current, Ekip Aware LSIG electronic trip unit and four-pole fixed configuration with horizontal rear terminals, the ABB 1SDA128882R1 is suitable for industrial switchgear, main distribution boards and critical low-voltage power distribution applications.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology for modern low-voltage power systems.
- 1600 A rated current suitable for demanding electrical distribution applications.
- Ekip Aware LSIG protection for comprehensive circuit monitoring and fault protection.
- Four-pole fixed design for installations requiring neutral conductor switching.
- Intelligent monitoring and communication capabilities for energy management systems.
- Reliable protection solution for industrial, commercial and infrastructure installations.
Key Features
- ABB SACE Emax 3 series air circuit breaker.
- E2.3N 1600 frame configuration.
- Ekip Aware LSIG electronic trip unit.
- 1600 A rated uninterrupted current.
- Four-pole fixed execution.
- Horizontal rear terminal connection.
- Long-time, short-time, instantaneous and ground fault protection functions.
- Compatible with ABB digital monitoring and communication solutions.
Reliable Protection for Industrial Power Distribution
Air circuit breakers protect electrical networks by monitoring current conditions and safely interrupting circuits during overloads or short-circuit events. The ABB Emax 3 range combines advanced protection technology with intelligent measurement, diagnostics and communication features to improve reliability and operational control.
Designed for modern electrical infrastructure, Emax 3 circuit breakers provide scalable solutions for industrial automation, energy management and smart distribution systems where uptime, safety and connectivity are essential.
Typical Applications
- Industrial power distribution systems.
- Main low-voltage switchboards.
- Manufacturing plants and processing facilities.
- Commercial building electrical infrastructure.
- Energy management and monitoring installations.
- Critical power and industrial automation systems.
