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1SDA070830R1 ABB E1.2B 1250 Ekip G Hi-Touch LSIG 3p F F Air Circuit Breaker
ABB 1SDA070830R1 Emax 2 E1.2B 1250 fixed three-pole air circuit breaker with a 1250 A rated current, Ekip G Hi-Touch LSIG electronic trip unit and 42 kA ultimate breaking capacity at 415 V AC.
£7,463.39
Why Choose the ABB E1.2B 1250 Ekip G Hi-Touch LSIG 3p F F Air Circuit Breaker?
The ABB E1.2B 1250 Ekip G Hi-Touch LSIG 3p F F, order code 1SDA070830R1, is a high-performance SACE Emax 2 air circuit breaker (ACB) designed for protection, switching and control of low-voltage electrical distribution systems. As part of the advanced ABB Emax 2 E1.2 series, this fixed three-pole circuit breaker combines a 1250 A current rating with the advanced Ekip G Hi-Touch LSIG electronic trip unit.
Designed for demanding power distribution and generator applications, the E1.2B provides comprehensive protection against overloads, short circuits and earth faults. The Ekip G Hi-Touch LSIG electronic release combines LSIG protection with advanced generator-oriented protection, measurement and monitoring capabilities, making it particularly suitable for installations incorporating generating sets and complex electrical distribution networks.
With a rated uninterrupted current of 1250 A and a rated ultimate short-circuit breaking capacity of 42 kA at 415 V AC, the E1.2B 1250 provides dependable protection for substantial electrical loads. Its fixed three-pole construction and front terminal arrangement make it suitable for integration into low-voltage switchboards, generator panels and industrial power distribution assemblies.
Key Advantages
- High-performance ABB SACE Emax 2 air circuit breaker for low-voltage power distribution.
- 1250 A rated uninterrupted current for substantial electrical loads.
- 42 kA ultimate breaking capacity at 415 V AC for dependable short-circuit protection.
- Advanced Ekip G Hi-Touch LSIG electronic trip unit with generator-oriented protection capabilities.
- LSIG protection functions covering overload, selective short-circuit, instantaneous short-circuit and earth-fault protection.
- Fixed three-pole construction with front terminals for switchboard integration.
- Advanced measurement and monitoring capabilities for effective electrical system management.
- Well suited to generator, industrial, commercial and infrastructure power distribution applications.
Key Features
- ABB SACE Emax 2 E1.2B series.
- 1250 A rated current.
- Three-pole configuration.
- Fixed version for permanent switchboard installation.
- Front terminal connections.
- Ekip G Hi-Touch LSIG electronic trip unit.
- Long-time overload protection (L).
- Short-time selective short-circuit protection (S).
- Instantaneous short-circuit protection (I).
- Earth-fault protection (G).
- 42 kA rated ultimate short-circuit breaking capacity at 415 V AC.
- 42 kA rated service short-circuit breaking capacity at 415 V AC.
- Rated operational voltage up to 690 V AC.
Advanced Protection for Power Distribution and Generators
Air circuit breakers such as the ABB SACE Emax 2 provide switching, isolation and protection for high-current low-voltage distribution circuits. The E1.2B frame combines strong short-circuit performance with compact construction, helping protect electrical equipment and distribution infrastructure against overload, short-circuit and earth-fault conditions.
The Ekip G Hi-Touch LSIG electronic trip unit combines comprehensive LSIG circuit protection with advanced functionality intended for generator and power-generation applications. Its protection, measurement and monitoring capabilities make it particularly valuable in systems where generators form part of the electrical supply architecture and where detailed supervision of the distribution network is required.
Typical Applications
- Generator and generating-set protection systems.
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Commercial and large-building electrical distribution.
- Manufacturing plants and process facilities.
- Infrastructure and utility installations.
- Data centres and critical power systems.
- Electrical switchgear and panel building.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E1.2B |
| Product ID / order code | 1SDA070830R1 |
| Product group | Emax2 Air Circuit Breaker |
| Product type | Air circuit breaker |
| Rated current | 1250 A |
| Rated uninterrupted current (Iu) | 1250 A |
| Number of poles | 3 |
| Version | Fixed |
| Terminal connection | Front |
| Trip unit | Ekip G Hi-Touch LSIG |
| Release type | Electronic |
| Protection functions | LSIG |
| Rated operational voltage | up to 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Rated ultimate short-circuit breaking capacity (Icu) | 42 kA at 415 V AC |
| Rated service short-circuit breaking capacity (Ics) | 42 kA at 415 V AC |
| Ics as percentage of Icu | 100% |
| Rated short-time withstand current (Icw) | 42 kA for 1 s |
Frequently Asked Questions
What is the ABB 1SDA070830R1 used for?
The ABB 1SDA070830R1 is an Emax 2 air circuit breaker used for switching and protecting high-current low-voltage electrical circuits, with an Ekip G Hi-Touch trip unit particularly suited to generator and power distribution applications.
What is the rated current of this circuit breaker?
The E1.2B 1250 Ekip G Hi-Touch LSIG has a rated uninterrupted current of 1250 A.
What is the breaking capacity of the ABB E1.2B 1250?
The E1.2B provides a rated ultimate short-circuit breaking capacity of 42 kA at 415 V AC and a rated service short-circuit breaking capacity of 42 kA at 415 V AC.
What protection does the Ekip G Hi-Touch LSIG trip unit provide?
The Ekip G Hi-Touch LSIG electronic trip unit provides long-time overload, short-time selective short-circuit, instantaneous short-circuit and earth-fault protection, together with advanced generator-oriented protection, measurement and monitoring capabilities.
Is the ABB 1SDA070830R1 a fixed or withdrawable circuit breaker?
The 1SDA070830R1 is a fixed three-pole air circuit breaker with front terminals, designed for permanent installation within compatible low-voltage switchboards and power distribution assemblies.
Trusted for Critical Power Distribution
ABB SACE Emax 2 air circuit breakers are designed for advanced protection and management of low-voltage power distribution systems, combining dependable switching performance with sophisticated electronic protection, measurement and monitoring capabilities.
