ABB 1SDA125703R1 Emax 3 E2.3S 1600 Ekip Aware LI 4p WMP
The ABB 1SDA125703R1 is an Emax 3 E2.3S 1600 air circuit breaker moving part equipped with an Ekip Aware LI electronic trip unit and configured as a four-pole withdrawable moving part (WMP).
Designed for low-voltage power distribution systems, this 1600 A SACE Emax 3 circuit breaker provides adjustable long-time and instantaneous overcurrent protection for demanding industrial and commercial installations.
The E2.3S platform combines high short-circuit performance with flexible electronic protection, making the ABB 1SDA125703R1 suitable for main incomers, feeders and distribution applications where reliable circuit protection and maintainability are required.
Key Advantages
- ABB SACE Emax 3 air circuit breaker moving part for high-current low-voltage distribution.
- 1600 A rated current for demanding power distribution applications.
- Ekip Aware LI electronic trip unit with adjustable long-time and instantaneous protection.
- Four-pole configuration for systems requiring neutral switching.
- Withdrawable moving-part construction for practical installation, inspection and maintenance.
- E2.3S protection class with high short-circuit performance.
Key Features
- SACE Emax 3 E2.3S 1600 platform.
- Ekip Aware LI electronic protection release.
- Long-time protection with adjustable I1 setting from 640 A to 1600 A.
- Instantaneous protection with adjustable I3 setting from 2400 A to 24000 A.
- Four-pole withdrawable moving-part configuration.
- Four auxiliary contacts included in the specified configuration.
- Suitable for high-current industrial and commercial low-voltage distribution systems.
Reliable Protection for High-Current Power Distribution
The ABB 1SDA125703R1 provides a high-current Emax 3 solution for electrical distribution systems requiring dependable circuit protection and controlled switching. Its Ekip Aware LI release provides adjustable long-time and instantaneous protection functions to suit the characteristics of the connected installation.
As a four-pole withdrawable moving part, the unit is designed for switchgear assemblies where maintainability and practical access to the circuit breaker are important. The E2.3S 1600 platform provides an 85 kA Icu rating at 440 V AC, supporting demanding low-voltage distribution applications.
Typical Applications
- Industrial main distribution boards
- Low-voltage switchboards
- High-current feeder protection
- Commercial electrical distribution
- Industrial power distribution systems
- Infrastructure and building services switchgear
- Power distribution and energy management installations
- Main incomer and feeder circuit protection
