Why Choose the ABB 1SDA125195R1 E4.3S 4000 Ekip Aware LSI Air Circuit Breaker?
The ABB 1SDA125195R1 is a high-performance SACE Emax 3 air circuit breaker designed for reliable protection and control of low-voltage electrical distribution systems. It is configured as an E4.3S 4000 Ekip Aware LSI 4-pole fixed air circuit breaker, combining electronic protection with advanced monitoring capabilities for demanding industrial and commercial power distribution applications.
As part of the ABB SACE Emax 3 family, this circuit breaker provides sophisticated electronic protection through the Ekip release unit. Its LSI protection functions provide long-time, short-time and instantaneous overcurrent protection, helping protect electrical installations against overloads and short-circuit conditions.
With a rated current of 4000 A, a four-pole configuration and a fixed mounting arrangement, the 1SDA125195R1 is suitable for high-current main distribution and power-management applications. The E4.3S platform is designed for demanding installations requiring high interrupting performance and dependable circuit protection.
Key Advantages
- High-capacity ABB SACE Emax 3 air circuit breaker for low-voltage power distribution.
- 4000 A rated current for high-current electrical installations.
- Four-pole fixed configuration for comprehensive circuit switching and protection.
- Integrated Ekip electronic release for advanced protection management.
- LSI protection functions covering long-time, short-time and instantaneous overcurrent protection.
- Ekip Aware functionality supports advanced electrical monitoring and energy-management applications.
Key Features
- ABB SACE Emax 3 E4.3S series.
- 4000 A rated current.
- 4-pole fixed version.
- Ekip electronic release unit.
- LSI electronic protection.
- Ekip Aware technology for advanced monitoring capabilities.
- High-performance air circuit breaker construction for demanding distribution systems.
- Designed for industrial and commercial low-voltage electrical distribution.
Advanced Protection for High-Current Power Distribution
Air circuit breakers such as the ABB E4.3S 4000 provide protection for high-current electrical distribution systems by monitoring current and responding to overload and short-circuit conditions. The electronic Ekip release provides sophisticated protection functions while supporting reliable operation in demanding power-distribution environments.
The LSI configuration combines long-time, short-time and instantaneous protection functions, allowing the breaker to address different fault and overload conditions. Ekip Aware capabilities further support electrical system monitoring and energy-management strategies where detailed operational information is required.
Typical Applications
- Main low-voltage switchboards and distribution panels.
- Industrial power distribution systems.
- Commercial electrical distribution installations.
- High-current feeder and incomer applications.
- Manufacturing plants and industrial facilities.
- Power-management and energy-monitoring systems.
