Why Choose the ABB 1SDA125180R1 SACE Emax 3 E4.3H 3200 Air Circuit Breaker?
The ABB 1SDA125180R1 is a high-performance air circuit breaker (ACB) from the advanced ABB SACE Emax 3 series, designed to provide reliable protection, switching and control for high-capacity low-voltage electrical distribution systems. Configured as an E4.3H 3200 circuit breaker, it is engineered for demanding industrial, infrastructure and energy applications requiring dependable protection, intelligent monitoring and long-term operational reliability.
This circuit breaker combines a robust mechanical design with advanced electronic protection technology through the integrated Ekip Aware LSI trip unit. The SACE Emax 3 platform provides intelligent protection functions, monitoring capabilities and flexible installation options for modern electrical distribution systems.
With a rated current of 3200 A, a four-pole configuration and a rated ultimate short-circuit breaking capacity of 100 kA at 415 V AC, the ABB 1SDA125180R1 is suitable for protecting high-capacity low-voltage networks, industrial switchboards and critical electrical infrastructure. The fixed version with rear horizontal terminals enables straightforward integration into compatible switchgear assemblies.
Key Advantages
- ABB SACE Emax 3 air circuit breaker designed for high-capacity low-voltage protection applications.
- 3200 A rated current for demanding electrical distribution systems.
- 100 kA breaking capacity at 415 V AC for reliable short-circuit protection.
- Integrated Ekip Aware LSI trip unit for comprehensive electrical protection.
- Four-pole configuration suitable for systems requiring neutral conductor protection.
- Fixed mounting design with rear horizontal terminals for switchgear installation.
Key Features
- ABB SACE Emax 3 series air circuit breaker.
- E4.3H 3200 frame configuration.
- 4-pole circuit breaker design.
- 3200 A rated uninterrupted current (In).
- 100 kA Icu breaking capacity at 415 V AC.
- Ekip Aware LSI trip unit providing long-time, short-time and instantaneous protection functions.
- Fixed version for permanent switchgear installation.
- Rear horizontal terminals for electrical connection.
Reliable Protection for Modern Electrical Distribution Systems
Air circuit breakers such as the ABB SACE Emax 3 protect electrical installations by safely interrupting fault currents and providing dependable switching performance. Advanced electronic trip units continuously monitor electrical conditions and help ensure reliable protection of connected equipment and power networks.
The SACE Emax 3 platform is designed for modern energy distribution applications where safety, efficiency and intelligent system integration are essential. Its advanced protection technology and robust construction support the requirements of industrial facilities, infrastructure projects and high-capacity electrical installations.
Typical Applications
- High-capacity industrial power distribution systems.
- Main switchboards and electrical power centres.
- Large manufacturing and processing facilities.
- Infrastructure and energy distribution projects.
- Critical power protection installations.
- Commercial and industrial electrical networks.
