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1SDA057895R1 ABB E4H-A 3200 PR122/P-LSI 3200 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA057895R1 is a SACE Emax E4H-A 3200 A three-pole fixed air circuit breaker with horizontal rear terminals and a PR122/P-LSI R3200 electronic release providing long-time, short-time and instantaneous protection.
£20,638.43
Why Choose the ABB E4H-A 3200 PR122/P-LSI Air Circuit Breaker?
The ABB E4H-A 3200 PR122/P-LSI, order code 1SDA057895R1, is a high-performance SACE Emax air circuit breaker designed for demanding low-voltage power distribution systems. This three-pole fixed breaker combines the E4H-A platform with a PR122/P-LSI R3200 electronic overcurrent release, providing dependable protection for critical high-current electrical circuits.
Rated at 3200 A, the breaker provides LSI protection comprising long-time overload, short-time short-circuit and instantaneous short-circuit functions. The E4H-A performance level is designed for applications with substantial prospective fault currents, while the electronic release supports coordinated protection across industrial, commercial and infrastructure electrical distribution networks.
This specific configuration is a three-pole fixed breaker with horizontal rear terminals and is identified as a UL version. Its combination of high current capacity, electronic protection and fixed switchboard installation makes it suitable for main incoming supplies, high-current feeders and other important distribution circuits where reliable fault interruption is essential.
Key Advantages
- High-current 3200 A SACE Emax air circuit breaker.
- PR122/P-LSI R3200 electronic overcurrent release for accurate circuit protection.
- LSI functionality provides long-time, short-time and instantaneous protection.
- Three-pole fixed configuration for three-phase power distribution.
- Horizontal rear terminals support fixed switchboard installation.
- Short-time protection supports selective coordination within distribution networks.
- ABB E4H-A platform provides high interruption performance for demanding installations.
- UL configuration for applicable North American power distribution systems.
Key Features
- ABB SACE Emax E4H-A circuit breaker platform.
- 3200 A rated current.
- Three-pole construction.
- Fixed circuit breaker execution.
- Horizontal rear terminals.
- PR122/P-LSI R3200 electronic overcurrent release.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
- Designed for high-current low-voltage electrical distribution.
Advanced LSI Protection for High-Current Distribution
Air circuit breakers such as the ABB SACE Emax E4H-A provide switching, isolation and fault protection for high-current low-voltage distribution circuits. The PR122/P electronic release monitors circuit conditions and initiates breaker operation when configured protection thresholds are exceeded, helping protect switchgear, conductors and connected electrical equipment.
The PR122/P-LSI release combines long-time protection against sustained overloads, short-time protection for coordinated short-circuit response and instantaneous protection against severe fault currents. This combination makes the E4H-A 3200 particularly suitable for main distribution circuits and high-current feeders requiring dependable electronic protection and selective system coordination.
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 | 1SDA057895R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame | E4H-A |
| Rated current | 3200 A |
| Number of poles | 3 |
| Trip unit | PR122/P-LSI R3200 |
| Protection functions | Long-time, short-time and instantaneous (LSI) |
| Execution | Fixed |
| Terminal configuration | Horizontal rear (HR) |
| Instantaneous setting reference | Im 48000 A |
| Version | UL |
Frequently Asked Questions
What is the ABB 1SDA057895R1?
The ABB 1SDA057895R1 is a SACE Emax E4H-A three-pole fixed air circuit breaker rated at 3200 A and equipped with a PR122/P-LSI R3200 electronic overcurrent release.
What protection does the PR122/P-LSI release provide?
The PR122/P-LSI provides long-time, short-time and instantaneous protection, collectively identified as LSI protection.
What is the rated current of the ABB E4H-A 3200?
The ABB 1SDA057895R1 has a rated current of 3200 A, making it suitable for demanding high-current low-voltage power distribution applications.
Is the ABB 1SDA057895R1 fixed or withdrawable?
The 1SDA057895R1 is a fixed three-pole air circuit breaker with horizontal rear terminals for installation within a suitable low-voltage switchboard.
Where is the ABB E4H-A 3200 typically used?
It is typically used in industrial and commercial switchboards, main incoming circuits, high-current feeders and other low-voltage distribution systems requiring electronic overload and short-circuit protection.
Trusted Protection from ABB
ABB SACE Emax air circuit breakers combine robust high-current switching with electronic protection and flexible switchboard integration for demanding industrial, commercial and infrastructure low-voltage power distribution systems.
