Why Choose the ABB 1SDA124868R1 Emax 3 Air Circuit Breaker?
The ABB 1SDA124868R1 is a high-performance air circuit breaker (ACB) from the ABB SACE Emax 3 series, designed for reliable protection and switching of high-current low-voltage electrical distribution systems. This E2.3H 2000 Ekip Aware LSI breaker provides three-pole fixed construction for demanding industrial, commercial and infrastructure power distribution applications.
The breaker incorporates an Ekip Aware LSI electronic trip unit with adjustable long-time, short-time and instantaneous protection functions. Its fixed configuration and rear horizontal terminal arrangement support straightforward integration into compatible switchboards and electrical distribution assemblies.
With a rated current of 2000 A, the ABB 1SDA124868R1 is designed for high-current AC distribution systems. The E2.3H frame and LSI electronic protection provide configurable current protection for applications where dependable circuit interruption and selective protection are required.
Key Advantages
- High-capacity ABB SACE Emax 3 air circuit breaker for low-voltage power distribution.
- 2000 A rated current for high-current electrical installations.
- Three-pole fixed construction for robust switchboard integration.
- Integrated Ekip Aware LSI electronic protection.
- Adjustable long-time current setting from 800–2000 A.
- Adjustable instantaneous protection setting from 3000–30000 A.
- Rear-mounted horizontal main terminals for compatible switchboard installations.
Key Features
- ABB SACE Emax 3 E2.3H series.
- 2000 A rated current.
- Ekip Aware LSI electronic trip unit.
- Three-pole fixed configuration.
- Long-time protection setting of 800–2000 A.
- Instantaneous protection setting of 3000–30000 A.
- Rear horizontal main-circuit terminals.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
Reliable Protection for High-Current Power Distribution
Air circuit breakers such as the ABB Emax 3 E2.3H protect electrical distribution systems by monitoring current and interrupting circuits when abnormal conditions occur. The adjustable Ekip Aware LSI release provides configurable protection parameters to support the protection and coordination requirements of high-current installations.
The Emax 3 platform is intended for demanding low-voltage distribution applications where reliable switching and electronic protection are required. The fixed three-pole construction and rear horizontal terminal arrangement make the 1SDA124868R1 suitable for integration into compatible industrial and commercial switchboards.
Typical Applications
- Industrial low-voltage power distribution systems.
- Main electrical switchboards and distribution panels.
- Transformer and generator distribution systems.
- Industrial manufacturing facilities.
- Commercial and infrastructure electrical installations.
- High-current power distribution and protection assemblies.
