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1SDA057683R1 ABB E3H-A 2500 PR123/P-LSIG 2500 A 3-Pole Air Circuit Breaker
ABB 1SDA057683R1 is a SACE Emax E3H-A 2500 A three-pole air circuit breaker with a PR123/P-LSIG electronic trip unit providing long-time, short-time, instantaneous and ground-fault protection.
£21,066.97
Why Choose the ABB E3H-A 2500 PR123/P-LSIG Air Circuit Breaker?
The ABB E3H-A 2500 PR123/P-LSIG, order code 1SDA057683R1, is a high-performance SACE Emax air circuit breaker designed for protection and switching in demanding high-current low-voltage electrical distribution systems. Combining the robust E3H-A breaker platform with an advanced PR123/P-LSIG electronic overcurrent release, it provides comprehensive protection for critical power distribution circuits.
With a rated current of 2500 A, this three-pole breaker is suitable for industrial plants, commercial facilities and infrastructure applications requiring reliable high-current protection. Its LSIG functionality provides long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection for coordinated protection of conductors, switchgear and connected equipment.
The PR123/P electronic release offers advanced protection functionality for installations where accurate fault detection and selective coordination are important. As part of the ABB SACE Emax family, the E3H-A 2500 is engineered for dependable operation in main incomer, feeder and other critical low-voltage distribution applications.
Key Advantages
- High-current 2500 A SACE Emax air circuit breaker.
- PR123/P-LSIG electronic trip unit for comprehensive circuit protection.
- LSIG functionality provides long-time, short-time, instantaneous and ground-fault protection.
- Three-pole configuration for three-phase low-voltage distribution systems.
- Advanced electronic protection supports selective and coordinated distribution-system design.
- Proven ABB Emax platform for demanding industrial and infrastructure applications.
Key Features
- ABB SACE Emax E3H-A circuit breaker platform.
- 2500 A rated current.
- Three-pole construction.
- PR123/P-LSIG electronic overcurrent release.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
- Ground-fault protection.
- Designed for high-current low-voltage electrical distribution.
Advanced Protection for High-Current Distribution
Air circuit breakers such as the ABB SACE Emax E3H-A provide switching, isolation and fault protection for high-current low-voltage distribution circuits. Electronic protection technology monitors circuit conditions and initiates interruption when configured protection thresholds are exceeded.
The PR123/P-LSIG release combines long-time overload protection, short-time protection for selective coordination, instantaneous short-circuit protection and ground-fault protection. This comprehensive functionality makes the E3H-A 2500 suitable for sophisticated electrical networks where dependable protection and system coordination are essential.
Typical Applications
- Industrial low-voltage switchboards.
- Main incoming electrical distribution circuits.
- High-current distribution feeders.
- Manufacturing and process plants.
- Commercial and infrastructure power systems.
- Transformer and generator distribution systems.
Technical Specifications
| Series | SACE Emax / New Emax |
|---|---|
| ABB order code | 1SDA057683R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame | E3H-A |
| Rated current | 2500 A |
| Number of poles | 3 |
| Trip unit | PR123/P-LSIG |
| Protection functions | Long-time, short-time, instantaneous and ground fault (LSIG) |
| Application | Low-voltage power distribution |
Frequently Asked Questions
What is the ABB 1SDA057683R1?
The ABB 1SDA057683R1 is a SACE Emax E3H-A three-pole air circuit breaker rated at 2500 A and equipped with a PR123/P-LSIG electronic protection release.
What protection does the PR123/P-LSIG release provide?
The PR123/P-LSIG provides long-time, short-time, instantaneous and ground-fault protection, collectively identified as LSIG protection.
What is the rated current of the ABB E3H-A 2500?
This circuit breaker has a rated current of 2500 A, making it suitable for demanding high-current low-voltage distribution systems.
How many poles does the ABB 1SDA057683R1 have?
The 1SDA057683R1 is a three-pole circuit breaker designed for three-phase electrical distribution applications.
Where is the ABB E3H-A 2500 typically used?
It is typically used in industrial and commercial low-voltage switchboards, main incoming circuits and high-current distribution systems requiring advanced electronic circuit protection.
Trusted Protection from ABB
ABB SACE Emax air circuit breakers provide dependable high-current switching and advanced electronic protection for demanding industrial, commercial and infrastructure low-voltage power distribution systems.
