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1SDA071587R1 ABB E2.2N 1250 Ekip G Touch LSIG 4p F HR Air Circuit Breaker 1250 A
ABB 1SDA071587R1 E2.2N 1250 Ekip G Touch LSIG 4p F HR is a 1250 A four-pole fixed SACE Emax 2 air circuit breaker with generator-specific Ekip G Touch LSIG protection, integrated Ekip Measuring Pro and 66 kA breaking capacity.
£9,121.14
Why Choose the ABB E2.2N 1250 Ekip G Touch LSIG 4p F HR Air Circuit Breaker?
The ABB E2.2N 1250 Ekip G Touch LSIG 4p F HR, order code 1SDA071587R1, is a high-performance four-pole air circuit breaker (ACB) designed for generator protection and low-voltage electrical distribution systems. As part of the advanced ABB SACE Emax 2 series, it combines a 1250 A rated current with the Ekip G Touch LSIG electronic trip unit for dependable protection, measurement and control in demanding industrial, commercial and power-generation installations.
The Ekip G Touch LSIG electronic release provides long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection, together with additional protection functions specifically designed for generators. The integrated Ekip Measuring Pro module provides advanced electrical measurement capabilities, while the touch-sensitive display enables intuitive configuration and monitoring of protection parameters.
With a rated operational voltage of 690 V AC, four-pole configuration and fixed construction with rear horizontal terminals, the E2.2N 1250 is designed for integration into low-voltage switchboards. Its N performance level provides a rated ultimate short-circuit breaking capacity of 66 kA from 380 V through to 690 V AC, making it suitable for demanding power distribution and generator protection applications.
Key Advantages
- High-performance ABB SACE Emax 2 air circuit breaker for generator and distribution protection.
- 1250 A rated current for demanding low-voltage electrical systems.
- Four-pole configuration for switching and protection of three phases and neutral.
- Advanced Ekip G Touch LSIG electronic trip unit with touch-sensitive display.
- Long-time, short-time, instantaneous and earth-fault protection functions.
- Integrated generator-specific protection functions for power-generation applications.
- Integrated Ekip Measuring Pro module for advanced electrical measurements.
- 66 kA breaking capacity across key AC operating voltages up to 690 V.
- Fixed construction with rear horizontal terminals for switchboard integration.
Key Features
- ABB SACE Emax 2 E2.2N series.
- 1250 A rated current.
- 690 V AC rated operational voltage.
- Four-pole fixed air circuit breaker.
- Ekip G Touch LSIG electronic release.
- 66 kA Icu at 380–440 V AC.
- 66 kA Icu at 500–690 V AC.
- 1000 V AC rated insulation voltage.
- 50 / 60 Hz operating frequency.
- Adjustable overload protection from 0.4–1 × In.
- Adjustable instantaneous protection from 1.5–15 × In.
- Adjustable earth-fault protection from 0.1–1 × In.
- Generator-specific protection functionality.
- Integrated Ekip Measuring Pro measurement module.
- Rear horizontal terminals for fixed switchboard installation.
Advanced Generator and Power Distribution Protection
Air circuit breakers such as the ABB SACE Emax 2 provide switching, isolation and protection for high-current low-voltage circuits. The E2.2N 1250 is designed to carry loads up to 1250 A while providing 66 kA short-circuit interruption capability, helping protect generators, switchboards, cables and connected electrical equipment against overloads and fault conditions.
The Ekip G Touch LSIG release combines configurable LSIG protection with functions specifically developed for generator applications. Its integrated Ekip Measuring Pro module and touch-sensitive interface support advanced electrical monitoring and precise protection configuration, making the breaker particularly suitable for generating sets, critical power installations and sophisticated low-voltage distribution systems.
Typical Applications
- Generator protection and generator distribution systems.
- Standby and prime-power generating sets.
- Low-voltage main distribution switchboards.
- Industrial electrical distribution systems.
- Commercial and infrastructure power distribution.
- Manufacturing and process plants.
- Critical power and emergency generation systems.
- Power distribution centres and switchgear assemblies.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame / type | E2.2N |
| Order code | 1SDA071587R1 |
| EAN | 8015644754372 |
| Product type | Air circuit breaker |
| Rated current | 1250 A |
| Number of poles | 4 |
| Release | Ekip G Touch LSIG |
| Release type | Electronic |
| Protection functions | Long-time, short-time, instantaneous and earth fault (LSIG) |
| Overload protection setting | 0.4–1 × In |
| Instantaneous protection setting | 1.5–15 × In |
| Earth-fault protection setting | 0.1–1 × In |
| Generator protection | Integrated generator-specific protection functions |
| Measurement module | Ekip Measuring Pro integrated |
| Rated operational voltage (Ue) | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Frequency | 50 / 60 Hz |
| Rated ultimate short-circuit breaking capacity (Icu) at 380 V AC | 66 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 400–415 V AC | 66 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 440 V AC | 66 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 500–525 V AC | 66 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 690 V AC | 66 kA |
| Short-circuit performance level | N |
| Version | Fixed (F) |
| Terminal connection | Rear horizontal (HR) |
| Weight | approx. 58 kg |
| Standard | IEC 60947-2 |
Frequently Asked Questions
What is the ABB 1SDA071587R1 used for?
The ABB 1SDA071587R1 is a 1250 A four-pole air circuit breaker designed for switching and protecting low-voltage electrical distribution circuits, with additional protection functions specifically intended for generator applications.
What is the current rating of the E2.2N 1250 Ekip G Touch LSIG?
The circuit breaker has a rated current of 1250 A, making it suitable for high-current generator and low-voltage distribution applications.
What protection does the Ekip G Touch LSIG release provide?
The Ekip G Touch LSIG electronic trip unit provides long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection, together with additional protection functions designed specifically for generators.
What is the breaking capacity of the ABB E2.2N 1250?
The E2.2N 1250 provides a rated ultimate short-circuit breaking capacity of 66 kA at AC operating voltages from 380 V through to 690 V.
Is the ABB 1SDA071587R1 fixed or withdrawable?
The 1SDA071587R1 is a fixed four-pole air circuit breaker with rear horizontal terminals designed for installation within a low-voltage switchboard.
Trusted Generator and Power Protection from ABB
ABB SACE Emax 2 air circuit breakers combine high short-circuit performance, advanced electronic protection, electrical measurement and flexible system integration, providing dependable protection for modern low-voltage distribution and generator applications.
