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1SDA071327R1 ABB E1.2N 250 Ekip G Touch LSIG 4p F F Air Circuit Breaker
ABB 1SDA071327R1 is a SACE Emax 2 E1.2N 250 A fixed four-pole air circuit breaker with front terminals and an Ekip G Touch LSIG electronic trip unit for advanced low-voltage distribution and generator protection.
£8,591.94
Why Choose the ABB E1.2N 250 Ekip G Touch LSIG 4p F F Air Circuit Breaker?
The ABB E1.2N 250 Ekip G Touch LSIG 4p F F, order code 1SDA071327R1, is a compact SACE Emax 2 air circuit breaker (ACB) designed for advanced protection and control of low-voltage distribution and generator systems. This fixed four-pole E1.2N breaker combines a 250 A rated uninterrupted current with ABB's Ekip G Touch LSIG electronic trip unit.
The Ekip G Touch LSIG release provides long-time, short-time, instantaneous and earth-fault protection together with generator-oriented protection functions. Its colour touchscreen interface supports intuitive configuration and access to operating information, while the Emax 2 platform can be integrated with measurement, communication and energy-management functions for sophisticated electrical installations.
The E1.2N performance level provides an ultimate short-circuit breaking capacity of 66 kA at 400 V AC and a short-time withstand current of 50 kA. Its fixed four-pole construction with front terminals is suitable for three-phase four-wire networks requiring neutral switching together with comprehensive circuit and generator protection.
Key Advantages
- Compact ABB SACE Emax 2 E1.2N air circuit breaker.
- 250 A rated uninterrupted current for low-voltage power distribution.
- 66 kA ultimate short-circuit breaking capacity at 400 V AC.
- Advanced Ekip G Touch LSIG electronic trip unit for distribution and generator applications.
- LSIG protection covers overload, selective short circuit, instantaneous short circuit and earth fault.
- Four-pole configuration supports switching of three phases and neutral.
- Colour touchscreen interface simplifies protection configuration and monitoring.
- Fixed construction with front terminals supports compact switchboard integration.
Key Features
- ABB SACE Emax 2 E1.2N series.
- 250 A rated uninterrupted current.
- Four-pole fixed configuration.
- Ekip G Touch LSIG electronic protection release.
- 690 V AC rated operational voltage.
- Long-time overload protection.
- Short-time selective short-circuit protection.
- Instantaneous short-circuit protection.
- Integrated earth-fault protection.
- Generator-oriented protection functionality.
- 66 kA short-circuit breaking capacity at 400 V AC.
- 50 kA short-time withstand current.
- Front main terminals for fixed switchboard installation.
Advanced Generator and Distribution Protection
The ABB Ekip G Touch LSIG trip unit combines comprehensive electronic circuit protection with functions developed for generator applications. Long-time, short-time, instantaneous and earth-fault protection enables the breaker to respond effectively to overloads and fault conditions while supporting selective coordination throughout the electrical network.
The compact E1.2 frame combines high short-circuit performance with the advanced protection and integration capabilities of the Emax 2 platform. Its four-pole configuration makes the 1SDA071327R1 particularly suitable for three-phase four-wire systems where neutral switching, generator protection and dependable low-voltage distribution control are required.
Typical Applications
- Generator protection and generator switchboards.
- Low-voltage power distribution switchboards.
- Main incoming and feeder circuit protection.
- Industrial manufacturing and process facilities.
- Commercial building electrical distribution.
- Infrastructure and critical power installations.
- Four-wire networks requiring neutral switching and earth-fault protection.
Technical Specifications
| Series | SACE Emax 2 E1.2 |
|---|---|
| Order code / MPN | 1SDA071327R1 |
| EAN | 8015644751777 |
| Product type | Air circuit breaker |
| Performance level | N |
| Rated uninterrupted current (Iu) | 250 A |
| Rated operational voltage (Ue) | 690 V AC |
| Number of poles | 4 |
| Installation | Fixed |
| Main terminals | Front |
| Main circuit connection | Bolt connection |
| Trip unit | Ekip G Touch LSIG |
| Release type | Electronic |
| Protection functions | Long-time, short-time, instantaneous and earth fault |
| Overload protection adjustment range | 100–250 A |
| Integrated earth-fault protection | Yes |
| Ultimate breaking capacity (Icu) at 400 V AC | 66 kA |
| Short-time withstand current (Icw) | 50 kA |
| Product net width | 280 mm |
| Product net height | 296 mm |
| Product net depth | 183 mm |
| Product net weight | 16 kg |
| Standard | IEC 60947-2 |
Frequently Asked Questions
What is the ABB 1SDA071327R1 used for?
It is a SACE Emax 2 air circuit breaker designed for advanced protection and control of low-voltage distribution and generator systems.
What is the current rating of this circuit breaker?
The E1.2N 250 has a rated uninterrupted current of 250 A.
Which protection unit is fitted to the 1SDA071327R1?
The breaker is equipped with an Ekip G Touch LSIG electronic trip unit providing long-time, short-time, instantaneous and earth-fault protection together with generator-oriented functionality.
What is the breaking capacity of the ABB E1.2N 250?
The E1.2N performance level provides an ultimate short-circuit breaking capacity of 66 kA at 400 V AC.
Is the ABB 1SDA071327R1 a four-pole fixed circuit breaker?
Yes. The 1SDA071327R1 is a fixed four-pole air circuit breaker with front terminals, making it suitable for three-phase four-wire distribution systems requiring neutral switching.
Trusted Protection from ABB
ABB SACE Emax 2 air circuit breakers combine advanced electronic protection, compact construction and dependable short-circuit performance for industrial, commercial, infrastructure and power-generation electrical systems.
