Why Choose the ABB 1SDA128851R1 E6.3V 5000 Ekip Aware LSIG Air Circuit Breaker?
The ABB 1SDA128851R1 is a high-performance low-voltage air circuit breaker (ACB) from the ABB SACE Emax 3 range, designed for reliable protection, switching and monitoring in demanding electrical distribution systems. This model is the E6.3V 5000 Ekip Aware LSIG configuration, providing a three-pole fixed construction with rear horizontal/vertical connection capability and an advanced Ekip electronic release.
The integrated Ekip Aware LSIG protection system provides comprehensive circuit protection through long-time, short-time, instantaneous and ground-fault protection functions. The ABB Emax 3 platform combines intelligent protection technology, advanced diagnostics and high-performance switching capability for modern low-voltage power distribution applications.
With a 5000 A rated current, the 1SDA128851R1 is designed for large industrial installations, infrastructure projects and high-power switchboards where dependable circuit protection, system monitoring and operational continuity are essential.
Key Advantages
- 5000 A rated current for high-power low-voltage distribution applications.
- Advanced Ekip Aware LSIG electronic release for comprehensive fault protection.
- Three-pole fixed configuration for integration into electrical switchboards.
- E6.3V high-performance frame designed for demanding power systems.
- LSIG protection functions provide adjustable long-time, short-time, instantaneous and ground-fault protection.
- Rear horizontal/vertical connection arrangement supports flexible switchboard installation.
Key Features
- ABB SACE Emax 3 E6.3V air circuit breaker.
- 5000 A rated current.
- Three-pole fixed version.
- Ekip Aware LSIG electronic release.
- Long-time, short-time, instantaneous and ground-fault protection.
- HR rear connection terminals.
- Advanced measurement, monitoring and diagnostic functions.
- Designed for industrial and infrastructure low-voltage distribution systems.
Advanced Protection for High-Power Electrical Distribution
Air circuit breakers such as the ABB Emax 3 E6.3V provide intelligent switching and protection for high-current electrical networks. The Ekip Aware LSIG electronic release manages protection functions to help safeguard electrical infrastructure, equipment and connected loads against fault conditions.
The 1SDA128851R1 combines a high-current fixed breaker design with ABB’s advanced Emax 3 technology. Its electronic protection system, robust construction and flexible rear connection arrangement make it suitable for demanding applications where reliability and operational control are essential.
Typical Applications
- Large industrial power distribution systems.
- Low-voltage main switchboards.
- Infrastructure and commercial electrical installations.
- High-current incoming and feeder protection.
- Industrial switchgear assemblies.
- Critical electrical distribution networks.
