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1SDA056775R1 ABB SACE Emax E3L 2500 A 3-Pole Withdrawable Air Circuit Breaker
ABB 1SDA056775R1 is a SACE Emax E3L 2500 A three-pole withdrawable air circuit breaker moving part with a PR123/P-LSIG R2500 electronic overcurrent release for comprehensive high-current low-voltage power distribution protection.
£26,068.17
Why Choose the ABB 1SDA056775R1 SACE Emax E3L 2500 A Circuit Breaker?
The ABB 1SDA056775R1 is a high-performance SACE Emax E3L air circuit breaker moving part designed for reliable switching and protection in high-current low-voltage electrical distribution systems. Its product designation is E3L2500PR123/P-LSIGIn=2500A3pW, with the extended moving-part designation E3L2500PR123/P-LSIGIn=2500A3pWMP, combining a 2500 A rated current, three-pole withdrawable construction and ABB's PR123/P-LSIG electronic overcurrent release.
As part of the ABB SACE Emax range, this E3L circuit breaker is engineered for demanding industrial, commercial and infrastructure power distribution applications. The PR123/P-LSIG R2500 electronic trip unit provides long-time, short-time, instantaneous and ground-fault protection functions, helping protect busbars, cables, switchgear and connected equipment against overloads, short circuits and earth faults.
The 1SDA056775R1 is the moving part of a three-pole withdrawable circuit breaker with a rated current of 2500 A. Its withdrawable execution supports efficient inspection, servicing and replacement within compatible SACE Emax switchgear, while four auxiliary contacts and open/closed position indication support circuit-breaker monitoring and control.
Key Advantages
- Heavy-duty ABB SACE Emax E3L air circuit breaker moving part for low-voltage power distribution.
- 2500 A rated current for demanding high-current electrical installations.
- Three-pole withdrawable configuration supports convenient inspection, servicing and replacement.
- Advanced PR123/P-LSIG R2500 electronic overcurrent release.
- LSIG functionality provides long-time, short-time, instantaneous and ground-fault protection.
- Four auxiliary contacts support circuit-breaker status signalling and control integration.
- Open/closed position indication provides clear operating-state feedback.
- Withdrawable construction is well suited to critical switchboards where maintainability and service continuity are important.
Key Features
- ABB SACE Emax E3L series.
- 2500 A rated current.
- Three-pole circuit-breaker construction.
- Moving / withdrawable execution.
- PR123/P-LSIG R2500 electronic overcurrent release.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
- Ground-fault protection.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
- Designed for use with the appropriate SACE Emax withdrawable fixed part.
Advanced LSIG Protection for Power Distribution
Air circuit breakers such as the ABB SACE Emax E3L protect major low-voltage distribution circuits while providing dependable switching and isolation. Electronic protection releases monitor electrical conditions and initiate tripping when configured protection thresholds are exceeded, helping safeguard cables, busbars, switchgear and downstream equipment from potentially damaging fault currents.
The PR123/P-LSIG R2500 release fitted to the 1SDA056775R1 provides comprehensive protection against overload, short-time and instantaneous short-circuit conditions, together with ground-fault protection. Combined with its 2500 A current rating, three-pole construction and withdrawable execution, this E3L moving part is well suited to major distribution boards where advanced protection and convenient circuit-breaker maintenance are required.
Typical Applications
- Main low-voltage electrical distribution boards.
- Industrial power distribution systems.
- High-current incoming supplies and feeders.
- Commercial and infrastructure switchboards.
- Factory and manufacturing electrical installations.
- Transformer secondary distribution systems.
- Generator and standby power distribution systems.
- Installations requiring comprehensive LSIG electronic protection.
- Withdrawable switchgear requiring convenient inspection and maintenance.
- OEM switchgear and panel-building applications.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Frame / type | E3L |
| ABB order code | 1SDA056775R1 |
| Product designation | E3L2500PR123/P-LSIGIn=2500A3pW |
| Extended product type | E3L2500PR123/P-LSIGIn=2500A3pWMP |
| Product type | Air circuit breaker moving part |
| Rated current | 2500 A |
| Number of poles | 3 |
| Execution | Moving / withdrawable |
| Trip unit | PR123/P-LSIG R2500 |
| Trip unit type | Electronic |
| Protection functions | LSIG – long-time, short-time, instantaneous and ground-fault protection |
| Long-time protection | L – overload protection |
| Short-time protection | S – delayed short-circuit protection |
| Instantaneous protection | I – instantaneous short-circuit protection |
| Ground-fault protection | G – earth-fault / ground-fault protection |
| Auxiliary contacts | 4 |
| Position indication | Circuit breaker open / closed |
| Net weight | 77 kg |
| EAN | 8015644581152 |
| Customs tariff / HS code | 85362090 |
| ABB product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA056775R1 used for?
The ABB 1SDA056775R1 is a 2500 A SACE Emax E3L air circuit breaker moving part used for switching and protecting high-current low-voltage electrical distribution circuits in industrial, commercial and infrastructure applications.
What is the rated current of the ABB 1SDA056775R1?
The circuit breaker has a rated current of 2500 A.
Which trip unit is fitted to the ABB 1SDA056775R1?
The 1SDA056775R1 is fitted with an ABB PR123/P-LSIG R2500 electronic overcurrent release, providing long-time, short-time, instantaneous and ground-fault protection functions.
What protection functions does the ABB 1SDA056775R1 provide?
The PR123/P-LSIG release provides LSIG protection: long-time overload protection, short-time short-circuit protection, instantaneous short-circuit protection and ground-fault protection.
Is the ABB 1SDA056775R1 fixed or withdrawable?
The 1SDA056775R1 is the moving part of a three-pole withdrawable SACE Emax E3L circuit breaker and is designed for use with the appropriate compatible fixed part.
Trusted Power Protection from ABB
ABB SACE Emax air circuit breakers are engineered for dependable protection, switching and control in demanding low-voltage power distribution systems, combining high-current performance with advanced electronic overcurrent and ground-fault protection.
