Why Choose ABB 1SDA125100R1?
The ABB 1SDA125100R1 is a high-performance SACE Emax 3 E2.3H 1250 air circuit breaker designed for reliable protection and control of low-voltage electrical distribution systems. As part of the advanced ABB SACE Emax 3 series, this fixed circuit breaker provides dependable protection, monitoring and switching performance for demanding industrial and commercial power applications.
This model features an Ekip Aware LSI trip unit providing long-time, short-time and instantaneous protection functions. Its fixed version and rear horizontal terminals provide a defined connection arrangement for compatible low-voltage switchboards and distribution assemblies.
With a 1250 A rated current, 4-pole configuration and 100 kA Icu at 415 V, the ABB SACE Emax 3 E2.3H 1250 is suited to high-capacity low-voltage power distribution applications requiring robust circuit protection and reliable switching performance.
Key Advantages
- High current capacity: Rated for continuous currents up to 1250 A.
- High breaking performance: Provides a 100 kA ultimate short-circuit breaking capacity at 415 V.
- Comprehensive LSI protection: Ekip Aware LSI trip unit supports long-time, short-time and instantaneous protection functions.
- Fixed installation: Fixed circuit breaker configuration provides a stable installation arrangement for compatible switchboards.
- Rear horizontal terminals: Specified rear horizontal terminal arrangement supports the intended electrical connection configuration.
- Four-pole protection: Provides switching and protection across all four poles for suitable low-voltage distribution systems.
Key Features
- Manufacturer: ABB
- Series: SACE Emax 3
- Model: E2.3H 1250
- Product type: Air circuit breaker
- Rated current: 1250 A
- Configuration: 4-pole
- Breaking capacity: 100 kA Icu at 415 V
- Trip unit: Ekip Aware LSI
- Installation type: Fixed
- Terminal configuration: Rear horizontal terminals
Advanced Protection for Modern Power Distribution
The ABB SACE Emax 3 E2.3H 1250 combines a 1250 A current rating with an advanced Ekip Aware LSI trip unit to support dependable protection of low-voltage distribution systems. Its LSI protection functions address long-time, short-time and instantaneous overcurrent conditions, providing comprehensive circuit protection for demanding installations.
The fixed version with rear horizontal terminals provides a defined installation and connection arrangement for compatible electrical distribution equipment. With a 100 kA breaking capacity at 415 V, the 1SDA125100R1 is designed for applications requiring high short-circuit interruption performance.
Typical Applications
- Industrial low-voltage power distribution
- Commercial electrical distribution systems
- Main incoming and outgoing distribution protection
- Low-voltage switchboards and electrical panels
- Industrial power infrastructure
- Electrical protection and switching systems requiring 1250 A capacity
