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1SDA057899R1 ABB E4H-A 3200 PR122/P-LSIG 3200 A 3-Pole Air Circuit Breaker
ABB 1SDA057899R1 E4H-A 3200 PR122/P-LSIG is a 3200 A three-pole fixed SACE Emax air circuit breaker with 85 kA breaking capacity at 480 V AC and PR122/P electronic LSIG protection for demanding low-voltage power distribution systems.
£21,497.71
Why Choose the ABB E4H-A 3200 PR122/P-LSIG Air Circuit Breaker?
The ABB E4H-A 3200 PR122/P-LSIG, order code 1SDA057899R1, is a high-performance SACE Emax air circuit breaker designed for protection and switching in demanding low-voltage power distribution systems. As part of the advanced ABB SACE Emax E4H series, this three-pole fixed breaker combines a 3200 A current rating with the PR122/P electronic overcurrent release.
The breaker is equipped with LSIG protection, providing long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection. The PR122/P electronic trip unit enables accurate protection and coordination of high-current distribution circuits, helping safeguard cables, busbars, transformers and connected electrical equipment.
With a rated current of 3200 A, a three-pole fixed configuration and horizontal rear terminals, the E4H-A 3200 PR122/P-LSIG is well suited to main switchboards, industrial distribution assemblies and critical low-voltage installations. The E4H-A 3200 platform provides a short-circuit breaking capacity of 85 kA at 480 V AC and a short-time withstand current of 85 kA.
Key Advantages
- High-performance ABB SACE Emax air circuit breaker for demanding low-voltage distribution.
- 3200 A rated current for high-current electrical systems.
- Three-pole fixed configuration for three-phase power distribution.
- PR122/P electronic trip unit for precise circuit protection.
- LSIG protection functions provide overload, short-circuit and ground-fault protection.
- 85 kA short-circuit capability at 480 V AC for demanding fault-level applications.
Key Features
- ABB SACE Emax E4H-A 3200 series.
- 3200 A rated current.
- Three-pole breaker configuration.
- PR122/P-LSIG electronic overcurrent release.
- 85 kA short-circuit breaking capacity at 480 V AC.
- 85 kA short-time withstand current.
- Fixed execution with horizontal rear terminals.
- Ground-fault protection integrated into the LSIG trip functionality.
Reliable Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E4H protect electrical distribution systems against overload, short-circuit and ground-fault conditions while providing dependable switching of high-current circuits. The high-breaking-capacity E4H platform is particularly suitable for main distribution boards, industrial switchgear and installations where substantial prospective fault currents can occur.
The PR122/P electronic release provides advanced protection within the Emax platform. In this LSIG configuration, the trip unit combines long-time overload protection, short-time protection for selective coordination, instantaneous protection against severe short circuits and ground-fault protection for enhanced distribution-system safety.
Typical Applications
- Main low-voltage distribution switchboards.
- Industrial power distribution systems.
- Manufacturing and process plants.
- Commercial and infrastructure electrical installations.
- Generator and transformer distribution systems.
- High-fault-level switchgear and power control assemblies.
Technical Specifications
| Series | SACE Emax E4H-A |
|---|---|
| ABB order code | 1SDA057899R1 |
| Product type | Air circuit breaker |
| Frame size | E4 |
| Rated current | 3200 A |
| Number of poles | 3 |
| Trip unit | PR122/P |
| Overcurrent release | PR122/P-LSIG R3200 |
| Protection functions | LSIG (long-time, short-time, instantaneous and ground fault) |
| Short-circuit breaking capacity at 480 V AC | 85 kA |
| Short-time withstand current | 85 kA |
| Instantaneous protection setting reference | 48,000 A |
| Execution | Fixed |
| Terminal arrangement | Horizontal rear terminals |
| Standard version | UL |
| Application | Low-voltage power distribution and circuit protection |
| ABB product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA057899R1?
The ABB 1SDA057899R1 is a SACE Emax E4H-A 3200 three-pole fixed air circuit breaker rated at 3200 A and equipped with a PR122/P-LSIG electronic overcurrent release.
What is the rated current of this circuit breaker?
The E4H-A 3200 PR122/P-LSIG has a rated current of 3200 A.
What protection functions does the PR122/P-LSIG trip unit provide?
The LSIG configuration provides long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection.
What is the short-circuit rating of the E4H-A 3200?
The E4H-A 3200 platform has a short-circuit breaking capacity of 85 kA at 480 V AC and a short-time withstand current of 85 kA.
Where is the ABB E4H-A 3200 typically used?
It is typically used in high-current low-voltage switchboards, industrial power distribution systems, manufacturing facilities and other installations requiring high breaking capacity with overload, short-circuit and ground-fault protection.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax air circuit breakers are engineered for dependable protection and switching in demanding low-voltage power distribution systems, combining robust breaker technology with advanced electronic protection.
