ABB Emax 3 E2.3S 1000 Ekip Aware LI 4-Pole Fixed Air Circuit Breaker – 1SDA125079R1
The ABB 1SDA125079R1 is an Emax 3 E2.3S air circuit breaker rated at 1000 A, featuring four poles, a fixed configuration and horizontal rear terminals. It is equipped with an Ekip Aware LI electronic trip unit providing long-time and instantaneous overcurrent protection.
Designed for low-voltage power distribution systems, this ABB circuit breaker combines high-current switching capability with electronic protection for demanding industrial and commercial electrical installations. The Ekip Aware trip unit also supports advanced monitoring and intelligent power-management functions within the Emax 3 platform.
The E2.3S high-performance frame is designed for applications requiring enhanced short-circuit protection, making the 1SDA125079R1 suitable for main distribution boards, industrial switchboards and other high-capacity low-voltage power distribution assemblies.
Key Advantages
- 1000 A rated current for high-capacity low-voltage distribution.
- Four-pole construction for comprehensive three-phase and neutral circuit protection.
- Ekip Aware LI electronic trip unit with long-time and instantaneous protection.
- Fixed installation configuration for straightforward integration into switchboards.
- Horizontal rear terminal arrangement for practical electrical connections.
- E2.3S frame for demanding power distribution applications requiring enhanced short-circuit performance.
- Part of the ABB SACE Emax 3 family of intelligent low-voltage air circuit breakers.
Key Features
- Manufacturer: ABB
- Series: SACE Emax 3
- Breaker type: E2.3S air circuit breaker
- Rated current: 1000 A
- Number of poles: 4
- Trip unit: Ekip Aware LI electronic release
- Protection functions: Long-time and instantaneous overcurrent protection
- Mounting configuration: Fixed
- Terminal configuration: Horizontal rear terminals
Reliable Protection for Low-Voltage Power Distribution
The ABB Emax 3 E2.3S 1000 Ekip Aware LI provides electronically controlled protection for high-current low-voltage electrical distribution systems. Its LI protection arrangement combines adjustable long-time protection for sustained overload conditions with instantaneous protection for severe fault currents.
With a 1000 A rating, four-pole construction and fixed horizontal rear terminal configuration, the 1SDA125079R1 is suitable for integration into main distribution boards, industrial switchboards and other high-capacity electrical assemblies where reliable circuit protection and intelligent monitoring are required.
Typical Applications
- Industrial low-voltage power distribution
- Main and sub-main distribution switchboards
- Commercial building electrical distribution
- Manufacturing and process facilities
- High-capacity industrial power panels
- Electrical infrastructure requiring four-pole circuit protection
- Low-voltage distribution assemblies requiring electronic LI protection
