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ABB SACE Emax 3 E2.3S 1250 ACB 3 Pole 1250A 85kA Ekip Aware LI Withdrawable Moving Part
ABB 1SDA125411R1 E2.3S 1250 Ekip Aware LI three-pole air circuit breaker with a 1250 A rated current for low-voltage electrical distribution and protection.
£4,905.53
Why Choose the ABB 1SDA125411R1 Emax 3 Air Circuit Breaker?
The ABB 1SDA125411R1 is an Emax 3 low-voltage air circuit breaker configured as an E2.3S 1250 with an Ekip Aware LI electronic release and three poles. Designed for demanding electrical distribution systems, it provides adjustable long-time and instantaneous protection for reliable management of low-voltage power networks.
As part of the ABB Emax 3 air circuit breaker series, the 1SDA125411R1 combines electronic protection with a robust circuit-breaker platform for industrial and commercial power distribution. The Ekip Aware LI release provides long-time and instantaneous protection functions, supporting coordinated protection strategies within modern switchgear installations.
With a 1250 A rated current, three-pole configuration and WMP arrangement, the E2.3S 1250 is suited to high-current low-voltage distribution applications. The Emax 3 platform is designed for integration into professional switchgear assemblies where dependable circuit protection and switching are required.
Key Advantages
- Advanced ABB Emax 3 air circuit breaker for low-voltage power distribution.
- 1250 A rated current for high-current electrical distribution applications.
- Three-pole configuration for three-phase low-voltage systems.
- Integrated Ekip Aware LI electronic release for configurable protection.
- Long-time and instantaneous protection functions support coordinated electrical protection schemes.
- Designed for reliable integration into ABB Emax 3 switchgear assemblies.
Key Features
- ABB Emax 3 air circuit breaker series.
- E2.3S 1250 breaker frame and current rating.
- 1250 A rated current.
- Ekip Aware LI electronic release.
- 3-pole fixed configuration.
- Long-time and instantaneous protection functions.
- Adjustable protection settings for application-specific coordination.
- WMP configuration for the corresponding Emax 3 switchgear arrangement.
Reliable Protection for High-Current Power Distribution
Air circuit breakers are used in low-voltage switchboards to control and protect high-current electrical circuits. The ABB Emax 3 platform combines electronic trip technology with a robust breaker architecture, helping electrical engineers implement dependable protection and selective coordination in power distribution systems.
The Ekip Aware LI release provides configurable long-time and instantaneous protection functions. This enables the breaker to be configured according to the requirements of the electrical installation while supporting coordinated protection between upstream and downstream devices. The E2.3S 1250 variant is specified with an ultimate short-circuit breaking capacity of 85 kA at 440 V and a 66 kA short-time withstand current for 1 s.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Commercial and infrastructure electrical installations.
- High-current feeder and incomer protection.
- Manufacturing plant electrical distribution.
- ABB Emax 3 switchgear assemblies and replacement applications.
Technical Specifications
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| Device Type | ACB | |
|---|---|---|
| Current | 1250 A | |
| Poles | 3-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 85 kA | |
| Trip Unit | LI | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | Emax 3 | |
| Model | E2.3S 1250 Ekip Aware LI 3p WMP | |
| Part number | 1SDA125411R1 | |
| Product type | Air circuit breaker | |
| Rated current | 1250 A | |
| Number of poles | 3 | |
| Release unit | Ekip Aware | |
| Protection functions | LI | |
| Configuration | WMP | |
| Short-circuit rating at 440 V | 85 kA | |
| Short-time withstand current at 1 s | 66 kA | |
| EAN | 8056221259637 | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA125411R1 used for?
The ABB 1SDA125411R1 is an Emax 3 air circuit breaker designed for high-current low-voltage electrical distribution and circuit protection applications.
What is the rated current of the ABB 1SDA125411R1?
The E2.3S breaker has a 1250 A rated current for high-current low-voltage distribution applications.
How many poles does the ABB 1SDA125411R1 have?
The 1SDA125411R1 is a three-pole Emax 3 air circuit breaker.
What electronic release is fitted to this circuit breaker?
The breaker is equipped with an Ekip Aware LI electronic release, providing long-time and instantaneous protection functions.
What is the short-circuit rating of the ABB 1SDA125411R1?
The E2.3S 1250 variant has an 85 kA short-circuit rating at 440 V and a 66 kA short-time withstand current for 1 s.
Trusted by Electrical Distribution Professionals Worldwide
ABB Emax 3 air circuit breakers provide advanced electronic protection and dependable switching for modern low-voltage power distribution systems, helping electrical engineers and system integrators manage demanding high-current installations.
