Why Choose the ABB 1SDA128993R1 SACE Emax 3 Air Circuit Breaker?
The ABB 1SDA128993R1 is a high-performance SACE Emax 3 E2.3H air circuit breaker designed for reliable protection, switching and control of low-voltage electrical distribution systems. Featuring an advanced Ekip Aware LSIG electronic release, this four-pole circuit breaker provides comprehensive protection functions for demanding industrial and infrastructure power applications.
As part of the ABB SACE Emax 3 air circuit breaker series, the 1SDA128993R1 combines intelligent protection technology with robust construction and flexible installation options. Its four-pole WMP configuration is suitable for main distribution boards, industrial switchgear and critical electrical systems requiring dependable circuit protection.
With a rated current of 800 A and a four-pole fixed WMP design, the ABB 1SDA128993R1 provides advanced overload, short-circuit and earth fault protection through its integrated Ekip Aware LSIG release, helping improve safety and operational reliability in modern low-voltage networks.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology for low-voltage power distribution.
- 800 A rated current suitable for industrial electrical installations.
- Four-pole configuration for three-phase systems with neutral protection.
- Integrated Ekip Aware LSIG electronic trip unit for complete circuit protection.
- Reliable switching and protection performance in demanding environments.
- Designed for integration into modern electrical distribution systems.
Key Features
- ABB SACE Emax 3 E2.3H series.
- 800 A rated current.
- 4-pole WMP version.
- Ekip Aware LSIG protection release.
- Long-time, short-time, instantaneous and ground fault protection functions.
- Suitable for industrial switchboards and power distribution applications.
- Advanced monitoring and intelligent protection capabilities.
- Includes auxiliary contact configuration for system integration.
Reliable Protection for Industrial Power Distribution
Air circuit breakers such as the ABB SACE Emax 3 provide essential protection for electrical installations by disconnecting circuits during overloads, short circuits and earth fault conditions. Their electronic releases allow accurate protection settings and improved coordination between protective devices.
The SACE Emax 3 platform delivers intelligent monitoring, flexible communication options and advanced protection features for modern energy systems. The ABB 1SDA128993R1 helps engineers create safe, reliable and efficient low-voltage distribution networks.
Typical Applications
- Industrial low-voltage switchboards.
- Main power distribution panels.
- Manufacturing and processing facilities.
- Commercial and infrastructure electrical systems.
- Energy management and protection installations.
- Industrial automation power networks.
