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1SDA072050R1 ABB E1.2N 250 Ekip G Hi-Touch LSIG 3p WMP Air Circuit Breaker
ABB 1SDA072050R1 is a SACE Emax 2 E1.2N 250 A three-pole withdrawable air circuit breaker moving part with Ekip G Hi-Touch LSIG electronic generator protection, a 690 V AC rating and 66 kA ultimate short-circuit breaking capacity.
£7,944.90
Why Choose the ABB E1.2N 250 Ekip G Hi-Touch LSIG 3p WMP Air Circuit Breaker?
The ABB E1.2N 250 Ekip G Hi-Touch LSIG 3p WMP, order code 1SDA072050R1, is a high-performance SACE Emax 2 air circuit breaker moving part designed for advanced generator and low-voltage distribution protection. Rated at 250 A, this three-pole unit incorporates the Ekip G Hi-Touch LSIG electronic trip release and is intended for use as the moving part of a compatible withdrawable Emax 2 installation.
The Ekip G Hi-Touch LSIG release combines long-time, short-time, instantaneous and ground-fault protection with advanced generator-oriented protection, measurement and supervision functions. This sophisticated platform makes the breaker particularly suitable for generating sets, generator switchboards and critical distribution systems requiring precise protection coordination and detailed electrical monitoring.
The E1.2N frame provides an ultimate short-circuit breaking capacity of 66 kA and a rated short-time withstand current of 50 kA. With a rated operational voltage of 690 V AC, the withdrawable moving-part configuration also supports convenient isolation and maintenance in compatible ABB SACE Emax 2 switchgear.
Key Advantages
- Advanced ABB SACE Emax 2 E1.2N air circuit breaker moving part.
- 250 A rated current for low-voltage generator and distribution applications.
- Three-pole configuration for three-phase electrical systems.
- Ekip G Hi-Touch LSIG electronic trip unit with generator-oriented protection capabilities.
- Long-time, short-time, instantaneous and ground-fault protection functions.
- Advanced measurement, monitoring and power-management functionality.
- 66 kA ultimate short-circuit breaking capacity.
- 50 kA short-time withstand current.
- Moving-part configuration for compatible withdrawable Emax 2 installations.
Key Features
- ABB SACE Emax 2 E1.2N series.
- 250 A rated current.
- Three-pole construction.
- Ekip G Hi-Touch LSIG electronic protection release.
- Long-time overload protection.
- Short-time delayed short-circuit protection.
- Instantaneous short-circuit protection.
- Integrated ground-fault protection.
- Generator-oriented protection and supervision functions.
- 690 V AC rated operational voltage.
- 66 kA breaking capacity.
- 50 kA short-time withstand capability.
- Moving part for withdrawable circuit-breaker installation.
- Designed for integration with automation and energy-management systems.
Advanced Generator and Power Distribution Protection
ABB SACE Emax 2 air circuit breakers combine dependable circuit interruption with sophisticated electronic protection, measurement and power-management capabilities. The Ekip G Hi-Touch LSIG release extends these capabilities for generator applications while providing comprehensive protection against overloads, delayed and instantaneous short circuits and ground faults.
With its 250 A rating, 66 kA breaking capacity and withdrawable moving-part configuration, the 1SDA072050R1 is particularly suitable for generator switchboards and critical distribution systems where advanced electronic protection, detailed system supervision and convenient maintenance access are required.
Typical Applications
- Generator protection and generator switchboards.
- Power generation and energy installations.
- Low-voltage power distribution switchboards.
- Withdrawable circuit-breaker assemblies.
- Industrial electrical distribution systems.
- Data centres and critical power infrastructure.
Technical Specifications
| Series | SACE Emax 2 E1.2N |
|---|---|
| Order code | 1SDA072050R1 |
| Product type | Air circuit breaker moving part |
| Rated current | 250 A |
| Number of poles | 3 |
| Current type | AC |
| Trip unit | Ekip G Hi-Touch LSIG |
| Protection functions | LSIG – long-time, short-time, instantaneous and ground-fault |
| Rated operational voltage | 690 V AC |
| Ultimate short-circuit breaking capacity | 66 kA |
| Rated short-time withstand current | 50 kA |
| Integrated earth-fault protection | Yes |
| Execution | Moving part for withdrawable installation |
| Width | 278 mm |
| Depth | 271 mm |
| Standards/approvals | IEC |
Frequently Asked Questions
What is the ABB 1SDA072050R1?
It is the moving part of an ABB SACE Emax 2 E1.2N 250 three-pole air circuit breaker, equipped with an Ekip G Hi-Touch LSIG electronic trip release for advanced generator and distribution protection.
What is the rated current of the ABB E1.2N 1SDA072050R1?
The circuit breaker moving part has a rated current of 250 A and a rated operational voltage of 690 V AC.
What protection does the Ekip G Hi-Touch LSIG trip unit provide?
The Ekip G Hi-Touch LSIG release provides long-time, short-time, instantaneous and ground-fault protection, together with advanced generator-oriented protection, measurement and monitoring capabilities.
What is the breaking capacity of the ABB E1.2N 250?
The E1.2N 250 provides an ultimate short-circuit breaking capacity of 66 kA and a rated short-time withstand current of 50 kA.
What does WMP mean for the ABB 1SDA072050R1?
WMP identifies the product as the moving part for a withdrawable circuit-breaker installation, intended for use with the appropriate ABB Emax 2 fixed part.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 2 air circuit breakers combine dependable switching, advanced generator protection, electrical measurement and power-management capabilities for modern power generation, industrial and critical infrastructure systems.
