Why Choose the ABB E1.3C 1250 Ekip Aware LI 3p F F?
The ABB 1SDA124762R1 is an SACE Emax 3 E1.3C 1250 Ekip Aware LI 3-pole fixed air circuit breaker designed for reliable protection and switching in demanding low-voltage electrical distribution systems.
With a rated current of 1250 A, Ekip Aware LI electronic protection and a high 50 kA short-circuit breaking capacity, this fixed circuit breaker provides dependable protection for high-current industrial and commercial installations.
Its fixed three-pole configuration, front connection arrangement, IP30 protection and adjustable long-time and instantaneous protection settings make the ABB 1SDA124762R1 a practical solution for robust power distribution applications.
Key Advantages
- 1250 A rated current for high-capacity power distribution
- 3-pole fixed E1.3C SACE Emax 3 configuration
- Ekip Aware LI electronic release for precise overload and instantaneous short-circuit protection
- 50 kA short-circuit breaking capacity
- Adjustable long-time protection from 500 to 1250 A
- Adjustable instantaneous protection from 1875 to 18750 A
- Suitable for systems up to 690 V AC
- Four auxiliary contacts with open/closed circuit-breaker position indication
- IP30 enclosure protection
- Fixed installation with bolt connection
Key Features
- Manufacturer: ABB
- Product family: SACE Emax 3
- Frame size: E1.3C
- Product type: Air circuit breaker
- Model: E1.3C 1250 Ekip Aware LI 3p F F
- Rated current: 1250 A
- Number of poles: 3
- Mounting configuration: Fixed
- Protection release: Ekip Aware LI
- Protection functions: Long-time and instantaneous
- Connection: Front connection
- Auxiliary contacts: 4
- Position indication: Open/closed
High-Current Air Circuit Breaker Protection for Electrical Distribution
The ABB SACE Emax 3 E1.3C platform is designed for high-current low-voltage distribution applications where dependable circuit protection and controlled switching are required. The Ekip Aware LI release combines adjustable long-time overload protection with instantaneous short-circuit protection, allowing the breaker to be configured for the requirements of the protected installation.
The 1SDA124762R1 provides a 1250 A rated current and 50 kA short-circuit breaking capacity, making it suitable for demanding distribution assemblies, industrial power systems and other high-capacity electrical installations.
Typical Applications
- Industrial electrical distribution systems
- Commercial building power distribution
- Main and sub-main distribution boards
- High-current switchboards and switchgear assemblies
- Manufacturing and process plant power systems
- Electrical infrastructure and utility distribution
- Protection of high-capacity feeders and distribution circuits
