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ABB 1SDA129009R1 SACE Emax 3 air circuit breaker with Ekip Aware LSIG protection, 2500 A rated current and four-pole fixed WMP configuration for low-voltage power distribution systems.
£12,559.82
The ABB 1SDA129009R1 is a high-performance SACE Emax 3 air circuit breaker designed for reliable low-voltage power distribution, switching and advanced electrical protection applications. As part of the modern ABB SACE Emax 3 circuit breaker series, it combines intelligent protection technology, robust mechanical construction and advanced digital monitoring capabilities for demanding industrial and infrastructure environments.
The 1SDA129009R1 features an integrated Ekip Aware LSIG electronic trip unit, providing comprehensive protection against overloads, short circuits and earth faults. Its four-pole fixed WMP configuration makes it suitable for applications requiring reliable protection and switching of three-phase electrical systems with neutral protection.
With a rated current of 2500 A and an E2.3S frame configuration, the ABB 1SDA129009R1 provides dependable performance in high-current low-voltage switchboards and electrical distribution assemblies. It is engineered for applications where safety, continuity and intelligent power management are essential.
Air circuit breakers such as the ABB SACE Emax 3 series protect electrical installations by monitoring current conditions and disconnecting circuits during overloads or fault events. The integrated electronic trip unit enables accurate protection settings and supports improved operational reliability.
The SACE Emax 3 platform is designed for modern electrical installations requiring intelligent protection, advanced connectivity and adaptable performance. Its digital architecture supports efficient integration into industrial switchboards, energy distribution systems and critical infrastructure applications.
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| Device Type | ACB | |
|---|---|---|
| Current | 2500 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 85 kA | |
| Trip Unit | LSIG | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Model | 1SDA129009R1 | |
| Product type | Air circuit breaker | |
| Frame size | E2.3S | |
| Rated current | 2500 A | |
| Number of poles | 4 poles | |
| Protection release | Ekip Aware LSIG | |
| Installation version | Fixed / WMP configuration | |
| Rated operational voltage | Up to 690 V AC | |
| Frequency | 50 / 60 Hz | |
| HS Code | 85362090 |
The ABB 1SDA129009R1 is used for protecting and switching high-current low-voltage electrical distribution systems in industrial, commercial and infrastructure applications.
The ABB 1SDA129009R1 has a rated current of 2500 A.
The circuit breaker includes an Ekip Aware LSIG electronic release providing long-time, short-time, instantaneous and earth fault protection functions.
The ABB 1SDA129009R1 is configured as a four-pole air circuit breaker.
The breaker is typically installed inside low-voltage switchboards and power distribution assemblies.
ABB SACE Emax 3 air circuit breakers are widely used by electrical engineers and system integrators to deliver reliable protection, intelligent monitoring and efficient operation across modern power distribution networks.
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