Why Choose the ABB Emax 3 E2.3H 2000 Ekip Aware LI 4p FHR?
The ABB 1SDA125139R1 is an Emax 3 E2.3H 2000 air circuit breaker designed for reliable high-current low-voltage power distribution protection in demanding industrial and commercial installations. This four-pole fixed circuit breaker combines a 2000 A rated current with an Ekip Aware LI electronic release for dependable long-time overload and instantaneous short-circuit protection.
As part of the ABB SACE Emax 3 air circuit breaker series, the 1SDA125139R1 provides high-current switching and protection for modern distribution systems. Its fixed construction and rear-mounted horizontal terminal arrangement support straightforward integration into suitably designed switchboards and electrical distribution assemblies.
With a 2000 A rated current, four-pole configuration and E2.3H high-breaking-capacity class, the 1SDA125139R1 is suited to high-current distribution applications where dependable overcurrent protection and robust short-circuit interruption are required.
Key Advantages
- High-capacity air circuit breaker designed for low-voltage power distribution.
- 2000 A rated current suitable for high-current electrical distribution systems.
- Four-pole fixed construction for comprehensive circuit control.
- Integrated Ekip Aware LI electronic release for long-time and instantaneous protection.
- 100 kA rated ultimate short-circuit breaking capacity at 440 V AC.
- 85 kA short-time withstand current for 1 s.
- Rear-mounted horizontal terminals for practical switchboard integration.
- Four auxiliary contacts for control and monitoring applications.
Key Features
- ABB SACE Emax 3 E2.3H air circuit breaker.
- 2000 A rated current.
- Four-pole fixed configuration.
- Ekip Aware LI electronic release.
- Long-time and instantaneous overcurrent protection.
- 100 kA Icu at 440 V AC.
- 85 kA Icw for 1 s.
- Rear-mounted horizontal terminal arrangement.
- Four auxiliary contacts and open/closed position indication.
Reliable High-Current Power Distribution Protection
Air circuit breakers such as the ABB Emax 3 E2.3H protect low-voltage electrical distribution systems by detecting and interrupting abnormal current conditions. The Ekip Aware LI electronic release provides long-time overload and instantaneous short-circuit protection to help protect conductors, switchgear and connected equipment.
The 1SDA125139R1 combines a 2000 A current rating with four-pole fixed construction and rear horizontal terminals, making it suitable for integration into appropriately engineered distribution boards and switchboards. Its high short-circuit performance supports applications where robust circuit protection is required for demanding fault levels.
Typical Applications
- Industrial low-voltage distribution switchboards.
- Commercial building power distribution systems.
- High-current feeder protection.
- Manufacturing and processing facilities.
- Electrical infrastructure and plant distribution boards.
- Main and sub-distribution panels.
- Industrial power systems requiring high short-circuit protection.
