Why Choose the ABB 1SDA125769R1?
The ABB 1SDA125769R1 is an Emax 3 E4.3H 3200 Ekip Aware LSI four-pole withdrawable moving part designed for high-performance low-voltage power distribution and protection applications.
With a rated current of 3200 A and Ekip Aware LSI electronic protection, this ABB SACE Emax 3 component provides configurable long-time, short-time and instantaneous protection functions for demanding electrical distribution systems.
As a WMP moving part for the E4.3H frame, the 1SDA125769R1 combines high short-circuit performance with intelligent electronic protection and four auxiliary contacts, making it suitable for advanced switchboards and industrial power systems.
Key Advantages
- ABB SACE Emax 3 E4.3H platform for demanding low-voltage power distribution.
- 3200 A rated current for high-capacity electrical installations.
- Ekip Aware LSI electronic release with long-time, short-time and instantaneous protection.
- Four-pole configuration for comprehensive three-phase and neutral switching applications.
- Withdrawable moving-part configuration for practical installation and maintenance.
- High short-circuit performance with up to 100 kA Icu at 440 V.
- Four auxiliary contacts for integration with control and monitoring circuits.
Key Features
- Product family: ABB SACE Emax 3
- Frame size: E4.3H
- Rated current: 3200 A
- Protection unit: Ekip Aware LSI
- Poles: 4
- Execution: Withdrawable moving part (WMP)
- Protection functions: Long-time, short-time and instantaneous
- Auxiliary contacts: 4
- Order code: 1SDA125769R1
- EAN: 8056221263214
Power Distribution & Protection
The ABB Emax 3 E4.3H platform is designed for high-capacity low-voltage power distribution, providing robust circuit protection for industrial facilities, infrastructure and large electrical installations. The 1SDA125769R1 moving part forms part of a withdrawable Emax 3 breaker arrangement, supporting practical equipment maintenance and system management.
Its Ekip Aware LSI electronic protection unit combines long-time, short-time and instantaneous protection functions with the high interrupting capability associated with the E4.3H frame. The four-pole configuration and auxiliary contacts also support integration into switchboards requiring comprehensive protection, signalling and control functionality.
Typical Applications
- Industrial power distribution switchboards
- Large commercial electrical installations
- Manufacturing and process plants
- Infrastructure and utility distribution systems
- High-capacity main and feeder protection
- Low-voltage distribution assemblies
- Power control and protection systems requiring withdrawable circuit breakers
