Why Choose the ABB E1.3C 630 Ekip Aware LSI 4p F F?
The ABB 1SDA124990R1 is an E1.3C 630 A air circuit breaker from the SACE Emax 3 family, configured as a fixed four-pole breaker with front terminals and an Ekip Aware LSI electronic trip unit.
Designed for dependable low-voltage electrical distribution, this circuit breaker combines robust switching performance with adjustable long-time, short-time and instantaneous overcurrent protection. The LSI configuration provides flexible protection settings for demanding industrial and commercial installations.
The fixed four-pole construction and front-terminal arrangement make the ABB 1SDA124990R1 suitable for integration into switchboards and distribution assemblies where reliable circuit protection, auxiliary signalling and clear breaker status indication are required.
Key Advantages
- ABB SACE Emax 3 E1.3C air circuit breaker technology
- 630 A rated current for high-capacity low-voltage distribution
- Four-pole construction for comprehensive circuit switching
- Ekip Aware LSI electronic trip unit for flexible overcurrent protection
- Long-time protection adjustable from 252 to 630 A
- Instantaneous protection adjustable from 945 to 9450 A
- Fixed construction for straightforward switchboard installation
- Front terminals for convenient electrical connection
- Four auxiliary contacts for signalling and control applications
- Visual breaker position indication for clear operational status
Key Features
- Product family: ABB SACE Emax 3
- Breaker type: E1.3C 630
- Trip unit: Ekip Aware LSI
- Poles: 4
- Installation: Fixed
- Connection: Front terminals
- Long-time protection: I1 = 252–630 A
- Instantaneous protection: I3 = 945–9450 A
- Auxiliary contacts: 4
- Position indication: Included
Reliable Protection for High-Capacity Distribution Systems
The ABB 1SDA124990R1 combines the robust circuit-breaking construction of the Emax 3 platform with an Ekip Aware LSI electronic trip unit. Its adjustable protection settings allow the breaker to be configured according to the requirements of the electrical installation and protection coordination strategy.
The four-pole fixed configuration with front terminals provides a practical arrangement for distribution switchboards and electrical assemblies. Integrated auxiliary contacts and breaker position indication support monitoring, signalling and control requirements within compatible installations.
Typical Applications
- Low-voltage electrical distribution switchboards
- Industrial power distribution systems
- Commercial electrical installations
- Factory and process distribution panels
- Building power distribution
- High-capacity distribution assemblies
- Switchboard applications requiring four-pole circuit protection
