Why Choose the ABB 1SDA125799R1 Emax 3 E6.3H 4000 Ekip Aware LSI 4p WMP?
The ABB 1SDA125799R1 is a high-performance low-voltage air circuit breaker (ACB) designed for reliable protection and switching in demanding electrical distribution systems. As part of the advanced ABB SACE Emax 3 E6.3H series, this four-pole withdrawable circuit breaker combines a 4000 A rated current with an Ekip Aware LSI electronic trip unit for intelligent overcurrent protection.
The Emax 3 platform combines advanced protection, intelligent power management, sensing and connectivity capabilities for modern low-voltage power infrastructure. The Ekip Aware release provides intelligent protection functionality, while the withdrawable WMP configuration supports convenient inspection, maintenance and servicing.
With a rated current of 4000 A and a 100 kA short-circuit breaking capacity at 440 V AC, the ABB 1SDA125799R1 is suitable for high-current main distribution systems, industrial switchboards and critical electrical infrastructure where dependable circuit protection is required.
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 configuration for comprehensive circuit switching and protection.
- Ekip Aware LSI electronic protection for intelligent overcurrent protection.
- 100 kA short-circuit breaking capacity at 440 V AC.
- Withdrawable WMP configuration simplifies inspection, maintenance and replacement.
Key Features
- ABB SACE Emax 3 E6.3H series.
- 4000 A rated current.
- 4-pole circuit breaker.
- Ekip Aware LSI electronic trip unit.
- 100 kA Icu at 440 V AC.
- 100 kA Icw for 1 s.
- Withdrawable WMP mobile portion configuration.
- Advanced sensing, diagnostics and connectivity capabilities through the Emax 3 platform.
Intelligent Protection for High-Current Power Distribution
The ABB Emax 3 platform is engineered for modern low-voltage power distribution, combining advanced protection, measurement and connectivity functions in a robust air circuit breaker architecture. Its Ekip Aware technology provides intelligent monitoring and protection capabilities for demanding electrical installations.
The E6.3H 4000 frame is designed for high-current applications requiring substantial interrupting and short-time withstand performance. The withdrawable WMP arrangement also supports practical maintenance procedures by allowing the mobile circuit-breaker portion to be withdrawn from its associated fixed assembly.
Typical Applications
- Main low-voltage distribution switchboards.
- Industrial power distribution systems.
- Commercial and infrastructure electrical installations.
- Large manufacturing and processing facilities.
- Critical power and high-availability electrical systems.
- Power distribution assemblies requiring withdrawable circuit breakers.
