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1SDA057395R1 ABB E3N-A 2000 PR123/P-LSIG 2000A 3P Fixed Air Circuit Breaker
ABB 1SDA057395R1 E3N-A 2000 PR123/P-LSIG is a 2000 A three-pole fixed SACE Emax air circuit breaker with an R2000 rating plug, rear horizontal terminals and advanced LSIG electronic overcurrent protection.
£17,455.00
Why Choose the ABB E3N-A 2000 PR123/P-LSIG 2000A 3P Fixed Air Circuit Breaker?
The ABB E3N-A 2000 PR123/P-LSIG, order code 1SDA057395R1, is a high-current SACE Emax air circuit breaker (ACB) designed for protection, switching and isolation in demanding low-voltage power distribution systems. This three-pole fixed breaker has a rated current of 2000 A and uses rear horizontal terminals for integration into compatible switchboard assemblies.
The breaker is equipped with the advanced ABB PR123/P-LSIG electronic overcurrent release with an R2000 rating plug. It provides long-time, short-time, instantaneous and ground-fault protection, giving comprehensive protection against overloads, short circuits and earth-fault conditions in critical power distribution networks.
Designed as a three-pole fixed E3N-A circuit breaker, the 1SDA057395R1 is supplied with four auxiliary contacts and circuit-breaker open/closed position indication. Its combination of a 2000 A current rating, advanced LSIG protection and fixed rear-horizontal-terminal construction makes it suitable for main incomers, high-current feeders and major industrial distribution circuits.
Key Advantages
- High-capacity 2000 A SACE Emax air circuit breaker for major distribution circuits.
- Three-pole fixed configuration for permanent switchboard installation.
- Advanced PR123/P-LSIG electronic overcurrent release.
- LSIG functionality provides long-time, short-time, instantaneous and ground-fault protection.
- R2000 rating plug matched to the 2000 A breaker rating.
- Rear horizontal terminals for fixed switchgear integration.
- Supplied with four auxiliary contacts and open/closed breaker position indication.
- Suitable for critical main incomer and high-current feeder protection.
Key Features
- ABB SACE Emax E3N-A air circuit breaker.
- 2000 A rated current.
- Three-pole (3P) configuration.
- Fixed (F) installation version.
- Rear horizontal (HR) terminals.
- PR123/P-LSIG electronic protection release.
- Long-time (L) overload protection.
- Short-time (S) short-circuit protection.
- Instantaneous (I) short-circuit protection.
- Ground-fault (G) protection.
- R2000 rating plug.
- Four auxiliary contacts.
- Circuit-breaker open/closed position indication.
- Designed for demanding low-voltage power distribution applications.
Advanced LSIG Protection for 2000A Power Distribution
The ABB SACE Emax E3N-A provides switching, isolation and comprehensive overcurrent protection for major low-voltage distribution circuits. Its PR123/P-LSIG electronic release monitors current conditions and provides dedicated protection against sustained overloads, short-time and instantaneous short circuits, and ground faults, helping protect valuable switchgear, conductors and connected equipment.
The fixed configuration with rear horizontal terminals is designed for permanent integration into a compatible switchboard assembly. Combined with the 2000 A R2000 rating, four auxiliary contacts and advanced LSIG protection, the 1SDA057395R1 provides a capable solution for critical incomer and feeder applications where comprehensive electronic protection is required.
Typical Applications
- Industrial low-voltage switchboards.
- Main incomer circuit protection.
- High-current distribution feeders.
- Manufacturing and process plants.
- Commercial and infrastructure power distribution.
- Transformer secondary distribution systems.
- Power distribution centres.
- Fixed low-voltage switchgear assemblies.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA057395R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker (ACB) |
| Frame / size | E3 |
| Performance level | N |
| Rated current (In) | 2000 A |
| Number of poles | 3P |
| Installation version | Fixed |
| Terminal arrangement | Rear horizontal |
| Trip unit | PR123/P-LSIG electronic release |
| Rating plug | R2000 |
| Protection functions | Long-time (L), short-time (S), instantaneous (I), ground fault (G) |
| Instantaneous protection reference | 30000 A |
| Auxiliary contacts | 4 |
| Breaker indication | Open / closed |
| Current type | AC |
| Product width | 404 mm |
| Product height | 418 mm |
| Product depth | 302 mm |
| Net weight | 60 kg |
| Power loss | 130 W per pole at rated operating conditions |
| Mechanical durability | 15,000 cycles |
| Electrical durability | 8,000 cycles |
| EAN | 8015644596583 |
Frequently Asked Questions
What is the ABB 1SDA057395R1 used for?
The ABB 1SDA057395R1 is a 2000 A three-pole fixed SACE Emax air circuit breaker designed for protection, switching and isolation of high-current low-voltage power distribution circuits.
What trip unit is fitted to the ABB E3N-A 2000?
This circuit breaker is equipped with an ABB PR123/P-LSIG electronic release and an R2000 rating plug.
What protection functions does PR123/P-LSIG provide?
The PR123/P-LSIG provides long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection.
What is the rated current of the ABB 1SDA057395R1?
The ABB E3N-A circuit breaker has a rated current of 2000 A and is equipped with an R2000 rating plug.
Is the ABB 1SDA057395R1 fixed or withdrawable?
The 1SDA057395R1 is a fixed three-pole circuit breaker with rear horizontal terminals, four auxiliary contacts and circuit-breaker open/closed position indication.
Trusted High-Current Protection from ABB
ABB SACE Emax air circuit breakers combine robust power switching with advanced electronic protection, providing dependable protection for critical incomers, feeders and low-voltage distribution infrastructure.
