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1SDA056735R1 ABB E3L2000 PR123/P-LSIG 2000A 4-Pole Fixed Air Circuit Breaker
ABB 1SDA056735R1 E3L2000 PR123/P-LSIG is a 2000 A four-pole fixed SACE Emax air circuit breaker with LSIG electronic protection and rear horizontal terminals for high-current low-voltage power distribution.
£23,488.76
Why Choose the ABB E3L2000 PR123/P-LSIG 2000A Air Circuit Breaker?
The ABB E3L2000 PR123/P-LSIG, order code 1SDA056735R1, is a high-performance SACE Emax air circuit breaker (ACB) designed for protection and switching in high-current low-voltage electrical distribution systems. Part of the proven ABB SACE Emax E3L series, this four-pole circuit breaker combines a 2000 A rated current with the advanced PR123/P-LSIG electronic overcurrent release.
The PR123/P-LSIG release provides long-time, short-time, instantaneous and ground-fault protection, helping protect electrical installations against overloads, short circuits and earth faults. This configuration is supplied as a fixed circuit breaker with rear horizontal main terminals and includes four auxiliary change-over contacts together with open/closed position indication.
With its four-pole fixed construction and 2000 A rated uninterrupted current, the E3L2000 is engineered for demanding industrial and infrastructure power distribution applications. The E3L performance level provides high short-circuit interruption capability, making this breaker suitable for installations where dependable protection and selective power distribution are essential.
Key Advantages
- High-performance ABB SACE Emax air circuit breaker for low-voltage power distribution.
- 2000 A rated current for high-current industrial installations.
- Four-pole construction enables switching and protection of three phases and neutral.
- PR123/P-LSIG electronic protection release for advanced circuit protection.
- LSIG functions provide overload, short-time, instantaneous and ground-fault protection.
- Fixed configuration with rear horizontal terminals for switchboard integration.
- Four auxiliary change-over contacts and open/closed position indication supplied with the breaker.
Key Features
- ABB SACE Emax E3L series.
- 2000 A rated uninterrupted current.
- Four-pole construction.
- Fixed circuit-breaker version.
- PR123/P-LSIG R2000 electronic overcurrent release.
- Long-time (L), short-time (S), instantaneous (I) and ground-fault (G) protection.
- Rear horizontal main terminals.
- High short-circuit breaking performance for demanding distribution systems.
- Four auxiliary change-over contacts.
- Integrated circuit-breaker open/closed position indication.
Reliable Protection for High-Power Distribution Systems
Air circuit breakers such as the ABB SACE Emax E3L provide switching, isolation and protection for high-current low-voltage distribution circuits. Their robust construction and high breaking capacity enable them to interrupt severe fault currents while helping protect switchboards, cables, busbars and connected electrical equipment.
The PR123/P-LSIG electronic release provides advanced protection and monitoring capabilities for demanding distribution networks. Combined with the four-pole configuration, the E3L2000 is particularly suitable for installations requiring simultaneous management of all three phases and the neutral conductor together with comprehensive LSIG protection.
Typical Applications
- Main incoming circuit breakers in low-voltage switchboards.
- Industrial power distribution systems.
- Transformer secondary protection.
- Generator and utility distribution circuits.
- Manufacturing and process plants.
- Large commercial and infrastructure electrical installations.
- Four-wire distribution systems requiring neutral switching.
Technical Specifications
| Series | SACE Emax E3L |
|---|---|
| ABB order code | 1SDA056735R1 |
| Product type | Air circuit breaker |
| Rated uninterrupted current (Iu) | 2000 A |
| Number of poles | 4 |
| Execution | Fixed |
| Main terminals | Rear horizontal |
| Protection release | PR123/P-LSIG R2000 |
| Protection functions | Long-time, short-time, instantaneous and ground fault (LSIG) |
| Ultimate short-circuit breaking capacity at 400 V AC | 130 kA |
| Auxiliary contacts | 4 change-over contacts |
| Position indication | Circuit breaker open / closed |
| EAN | 8015644580759 |
| Weight | approx. 90 kg |
Frequently Asked Questions
What is the ABB 1SDA056735R1 used for?
The ABB 1SDA056735R1 is a SACE Emax air circuit breaker designed for switching and protecting high-current low-voltage power distribution circuits in industrial, commercial and infrastructure electrical systems.
What is the rated current of this circuit breaker?
The E3L2000 PR123/P-LSIG has a rated uninterrupted current of 2000 A.
What protection functions does the PR123/P-LSIG provide?
The PR123/P-LSIG electronic release provides long-time, short-time, instantaneous and ground-fault protection, commonly abbreviated as LSIG.
How many poles does the ABB 1SDA056735R1 have?
This model is a four-pole circuit breaker, enabling switching and protection of three phase conductors together with the neutral conductor in suitable distribution systems.
Is the ABB E3L2000 1SDA056735R1 fixed or withdrawable?
This model is a fixed circuit breaker equipped with rear horizontal main terminals for integration into low-voltage switchboards.
Trusted Protection for Industrial Power Distribution
ABB SACE Emax air circuit breakers are engineered for dependable switching and protection in demanding low-voltage distribution systems, combining high current ratings, advanced electronic protection and robust circuit-breaking performance for industrial and infrastructure applications.
