ABB 1SDA124857R1 – E2.3N 2000 Ekip Aware LI 3P FHR
The ABB 1SDA124857R1 is an SACE Emax 3 E2.3N 2000 Ekip Aware LI 3-pole fixed air circuit breaker designed for reliable protection and switching in low-voltage power distribution systems.
With a 2000 A rated current, Ekip Aware electronic release and LI protection functions, this circuit breaker provides adjustable long-time and instantaneous overcurrent protection for demanding electrical distribution applications.
The fixed 3-pole configuration features rear-mounted horizontal terminals, four auxiliary contacts and position indication, making the 1SDA124857R1 suitable for industrial switchboards, commercial installations and critical power distribution equipment.
Key Advantages
- High-capacity 2000 A air circuit breaker for demanding low-voltage distribution systems.
- Ekip Aware electronic release with LI protection functions.
- Adjustable long-time protection from 800 to 2000 A.
- Adjustable instantaneous protection from 3000 to 30000 A.
- Fixed 3-pole construction for robust and straightforward installation.
- Rear-mounted horizontal terminals for practical switchboard integration.
- Four auxiliary contacts for control and signalling functions.
- Integrated open/closed position indication.
Key Features
- Product family: ABB SACE Emax 3
- Type: E2.3N 2000 Ekip Aware LI 3P FHR
- Protection release: Ekip Aware electronic release
- Protection functions: LI – long-time and instantaneous protection
- Rated current: 2000 A
- Poles: 3
- Installation: Fixed
- Terminal configuration: Rear horizontal terminals
- Auxiliary contacts: 4
- Position indication: Open/closed
Reliable Air Circuit Protection for Industrial Distribution
The ABB 1SDA124857R1 combines high current-carrying capability with electronic protection and configurable trip settings in a compact Emax 3 air circuit breaker platform. Its Ekip Aware LI release enables coordinated long-time and instantaneous overcurrent protection, while the 3-pole fixed construction provides a dependable solution for fixed switchboard installations.
The rear horizontal terminal arrangement supports practical connection within compatible low-voltage assemblies, while auxiliary contacts and position indication allow the breaker status to be incorporated into control, monitoring and signalling systems.
Typical Applications
- Industrial low-voltage switchboards
- Main power distribution systems
- Commercial electrical distribution
- Manufacturing and process facilities
- Critical power distribution equipment
- Electrical infrastructure and plant distribution boards
- High-current feeder and incomer applications
