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1SDA057383R1 ABB E3N-A 2000 PR122/P-LSI 2000 A 3-Pole Air Circuit Breaker
ABB 1SDA057383R1 is a SACE Emax E3N-A 2000 A three-pole air circuit breaker with a PR122/P-LSI electronic trip unit providing long-time, short-time and instantaneous protection for high-current low-voltage power distribution systems.
£12,080.72
Why Choose the ABB 1SDA057383R1 E3N-A 2000 Air Circuit Breaker?
The ABB 1SDA057383R1 is a high-performance SACE Emax E3N-A air circuit breaker designed for switching and protection in demanding low-voltage electrical distribution systems. Identified as E3N-A 2000 PR122/P-LSI In=2000A 3p, this three-pole breaker combines a 2000 A rated current with the advanced ABB PR122/P-LSI electronic overcurrent release.
As part of the ABB SACE Emax / New Emax range, the E3N-A platform is designed for high-current industrial, commercial and infrastructure power distribution. Its 2000 A rating makes it suitable for major incoming supplies, busbar distribution, transformer circuits and high-capacity feeders where dependable circuit protection is essential.
The PR122/P-LSI electronic trip unit provides long-time, short-time and instantaneous overcurrent protection. This LSI protection arrangement supports selective and coordinated protection strategies in complex low-voltage networks while helping safeguard cables, switchgear and downstream electrical equipment against overload and short-circuit conditions.
Key Advantages
- Heavy-duty ABB SACE Emax E3N-A air circuit breaker for high-current power distribution.
- 2000 A rated current for demanding industrial and commercial electrical systems.
- Advanced PR122/P-LSI electronic overcurrent release.
- LSI functionality provides long-time, short-time and instantaneous protection.
- Three-pole configuration for three-phase low-voltage distribution systems.
- Electronic protection supports accurate and coordinated response to overcurrent conditions.
- Suitable for major incoming supplies, feeders and distribution circuits.
- Part of ABB's established SACE Emax / New Emax circuit-breaker range.
Key Features
- ABB SACE Emax E3N-A series.
- 2000 A rated current.
- Three-pole configuration.
- PR122/P-LSI electronic trip unit.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
- Electronic trip technology for dependable high-current circuit protection.
- Suitable for coordinated protection within complex distribution networks.
- Designed for integration into compatible low-voltage power distribution switchgear.
Advanced Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E3N-A provide switching, isolation and overcurrent protection for low-voltage electrical distribution systems. Their electronic trip technology monitors circuit current and initiates interruption when configured protection thresholds are exceeded, helping protect switchgear, conductors and connected equipment.
The PR122/P-LSI release combines long-time protection against sustained overloads with short-time and instantaneous protection against short-circuit conditions. This combination makes the 1SDA057383R1 particularly suitable for high-current distribution networks where protection coordination, system availability and dependable fault interruption are important design requirements.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial incoming supply circuits.
- High-current distribution feeders.
- Manufacturing and process facilities.
- Commercial building power distribution.
- Infrastructure electrical systems.
- Transformer secondary distribution circuits.
- Generator distribution and power-management systems.
- Switchgear requiring electronic LSI overcurrent protection.
Technical Specifications
| Series | SACE Emax / New Emax |
|---|---|
| ABB product group | 310513-New Emax |
| Order code / Product ID | 1SDA057383R1 |
| Product type | Air circuit breaker |
| Frame | E3N-A |
| Rated current | 2000 A |
| Number of poles | 3 |
| Trip unit | PR122/P-LSI |
| Protection functions | Long-time, short-time and instantaneous (LSI) |
| Current type | AC |
Frequently Asked Questions
What is the ABB 1SDA057383R1 used for?
The ABB 1SDA057383R1 is a SACE Emax E3N-A air circuit breaker used for switching and protecting high-current low-voltage electrical distribution circuits.
What is the rated current of the ABB 1SDA057383R1?
The ABB 1SDA057383R1 has a rated current of 2000 A, making it suitable for high-capacity incoming and distribution circuits.
Which trip unit is fitted to the ABB 1SDA057383R1?
The 1SDA057383R1 is fitted with an ABB PR122/P-LSI electronic overcurrent release.
What protection functions does the PR122/P-LSI provide?
The PR122/P-LSI provides long-time overload, short-time short-circuit and instantaneous short-circuit protection functions.
How many poles does the ABB 1SDA057383R1 have?
The ABB 1SDA057383R1 is a three-pole air circuit breaker intended for use in three-phase low-voltage power distribution systems.
Trusted Circuit Protection from ABB
ABB SACE Emax air circuit breakers provide dependable switching and electronic overcurrent protection for demanding low-voltage electrical distribution systems, combining high-current capability with advanced protection for critical power applications.
