Why Choose the ABB 1SDA125144R1?
The ABB 1SDA125144R1 is an SACE Emax 3 E2.3N 2500 A air circuit breaker equipped with an Ekip Aware LI electronic protection release, providing dependable long-time and instantaneous overcurrent protection for demanding low-voltage electrical distribution systems.
Designed as a fixed, four-pole circuit breaker with horizontal rear terminals, the 1SDA125144R1 provides a robust solution for main distribution boards, industrial switchboards and other high-current electrical installations where reliable protection and straightforward integration are essential.
Its electronic Ekip Aware LI release provides precise protection management, while the E2.3N platform combines high current-carrying capability with the flexibility required for modern industrial power distribution.
Key Advantages
- High 2500 A rated current for demanding power distribution applications.
- Ekip Aware LI electronic protection for long-time and instantaneous overcurrent protection.
- Four-pole configuration for comprehensive three-phase and neutral circuit protection.
- Fixed installation format for secure integration into compatible switchboards.
- Horizontal rear terminals for practical electrical connections.
- E2.3N frame provides a high-performance solution within the SACE Emax 3 air circuit breaker family.
- Four auxiliary contacts and open/closed status indication support monitoring and control requirements.
Key Features
- ABB SACE Emax 3 E2.3N air circuit breaker.
- 2500 A rated current.
- 4-pole electrical configuration.
- Ekip Aware LI solid-state electronic release.
- Long-time and instantaneous protection functions.
- Fixed mounting configuration.
- Horizontal rear terminal arrangement.
- 66 kA rated ultimate short-circuit breaking capacity at 440 V AC.
Reliable Power Protection for Industrial Electrical Systems
The ABB 1SDA125144R1 is engineered for reliable protection of high-current low-voltage distribution systems. Its Ekip Aware LI electronic release provides controlled long-time overload and instantaneous short-circuit protection, helping protect electrical equipment and distribution infrastructure against damaging overcurrents.
As a fixed four-pole Emax 3 air circuit breaker with horizontal rear terminals, it is suited to applications requiring dependable high-current switching and protection within industrial switchboards, main distribution boards and power management systems.
Typical Applications
- Industrial main distribution boards.
- Low-voltage switchboards.
- High-current feeder protection.
- Manufacturing and production facilities.
- Commercial and infrastructure power distribution.
- Electrical distribution centres.
- Industrial power management systems.
