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1SDA057587R1 ABB E3H-A 1200 PR123/P-LSIG 1200 A 3-Pole Air Circuit Breaker
ABB 1SDA057587R1 SACE Emax E3H-A 1200 A three-pole fixed air circuit breaker with rear horizontal terminals and PR123/P-LSIG R1200 electronic protection for industrial low-voltage power distribution.
£14,154.07
Why Choose the ABB 1SDA057587R1 E3H-A 1200 Air Circuit Breaker?
The ABB 1SDA057587R1 is a high-performance SACE Emax E3H-A 1200 air circuit breaker designed for reliable switching and comprehensive protection in demanding low-voltage power distribution systems. As part of the proven ABB SACE Emax series, this three-pole fixed circuit breaker incorporates a PR123/P-LSIG electronic overcurrent release for advanced protection of industrial electrical networks.
This circuit breaker combines robust construction with sophisticated electronic protection. The PR123/P-LSIG R1200 release provides long-time, short-time, instantaneous and ground-fault protection functions, helping protect electrical distribution equipment against overloads, short circuits and earth-fault conditions. This comprehensive LSIG protection makes the breaker particularly suitable for critical power distribution applications requiring enhanced selectivity and system protection.
With a rated current of 1200 A, a three-pole configuration and an instantaneous protection setting of 18000 A, the 1SDA057587R1 is suited to industrial distribution boards, switchgear assemblies and high-performance power distribution systems. Its fixed construction and rear horizontal terminals provide a robust installation arrangement for permanent switchboard applications.
Key Advantages
- High-performance ABB SACE Emax air circuit breaker for industrial power distribution.
- 1200 A rated current for high-current electrical systems.
- Three-pole configuration for three-phase power distribution.
- Advanced PR123/P-LSIG electronic overcurrent release.
- LSIG protection provides long-time, short-time, instantaneous and ground-fault protection.
- 18000 A instantaneous protection setting.
- Fixed installation provides a robust solution for permanent switchboard applications.
- Rear horizontal terminals support practical switchgear connection arrangements.
- E3H-A high-performance configuration for demanding circuit-protection applications.
Key Features
- ABB SACE Emax E3H-A 1200 series.
- 1200 A rated current.
- PR123/P-LSIG R1200 electronic overcurrent release.
- LSIG protection functions: long-time, short-time, instantaneous and ground fault.
- 18000 A instantaneous setting.
- Three-pole circuit-breaker configuration.
- Fixed mounting arrangement.
- Rear horizontal terminals.
- Electronic trip-unit technology for advanced overcurrent protection.
- Designed for AC low-voltage power distribution.
- UL configuration.
- ABB order code 1SDA057587R1.
Advanced Circuit Protection for Industrial Power Distribution
Air circuit breakers such as the ABB SACE Emax provide switching and overcurrent protection for high-current low-voltage electrical distribution systems. They help protect cables, busbars, switchgear and connected equipment against damaging electrical faults while providing dependable switching and circuit isolation within industrial power networks.
The PR123/P-LSIG electronic release provides long-time, short-time, instantaneous and ground-fault protection, offering comprehensive protection across multiple fault conditions. Combined with the high-performance E3H-A platform, fixed construction and rear horizontal terminals, the 1SDA057587R1 is well suited to industrial switchboards where advanced protection, operational reliability and robust performance are key requirements.
Typical Applications
- Industrial low-voltage power distribution systems.
- Main incomer and feeder protection in electrical switchboards.
- Manufacturing and process plant electrical distribution.
- Commercial and industrial switchgear assemblies.
- High-current three-phase distribution circuits.
- Power distribution centres and critical electrical infrastructure.
- Applications requiring ground-fault as well as overcurrent protection.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Order code / Product ID | 1SDA057587R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Rated current | 1200 A |
| Current type | AC |
| Number of poles | 3 |
| Overcurrent release | PR123/P-LSIG R1200 |
| Release type | Electronic |
| Protection functions | LSIG (long-time, short-time, instantaneous and ground fault) |
| Instantaneous setting | 18000 A |
| Installation type | Fixed |
| Terminal arrangement | Rear horizontal |
| Configuration | UL |
Frequently Asked Questions
What is the ABB 1SDA057587R1 used for?
The ABB 1SDA057587R1 is a 1200 A three-pole SACE Emax air circuit breaker used for switching and comprehensive overcurrent protection in industrial low-voltage power distribution systems.
What is the rated current of the ABB 1SDA057587R1?
The circuit breaker has a rated current of 1200 A and is equipped with a PR123/P-LSIG R1200 electronic overcurrent release.
Which trip unit is fitted to this circuit breaker?
The 1SDA057587R1 is fitted with an ABB PR123/P-LSIG R1200 electronic overcurrent release, providing long-time, short-time, instantaneous and ground-fault protection functions.
Is the ABB 1SDA057587R1 fixed or withdrawable?
This model is a fixed air circuit breaker with rear horizontal terminals, designed for permanent installation within a suitable electrical switchboard or switchgear assembly.
What does LSIG protection mean on the ABB 1SDA057587R1?
LSIG refers to long-time, short-time, instantaneous and ground-fault protection, providing comprehensive protection against overloads and several types of electrical fault condition.
Trusted Industrial Power Protection from ABB
ABB SACE Emax air circuit breakers provide dependable switching and advanced electronic protection for demanding low-voltage power distribution systems, supporting industrial switchboard applications where reliable high-current protection is essential.
