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1SDA057803R1 ABB E3V-A 2500 PR122/P-LSIG 2500 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA057803R1 is a SACE Emax E3V-A 2500 three-pole fixed air circuit breaker rated at 2500 A with horizontal rear terminals and a PR122/P-LSIG electronic overcurrent release.
£17,005.12
Why Choose the ABB E3V-A 2500 PR122/P-LSIG Air Circuit Breaker?
The ABB E3V-A 2500 PR122/P-LSIG, order code 1SDA057803R1, is a high-performance SACE Emax air circuit breaker designed for protection and switching in demanding low-voltage power distribution systems. Rated at 2500 A, this three-pole breaker combines the E3V-A frame with ABB's advanced PR122/P-LSIG electronic overcurrent release for comprehensive circuit protection.
As part of the ABB SACE Emax range, this E3V-A breaker is engineered for industrial switchboards, power distribution assemblies and infrastructure where high current capacity and robust short-circuit performance are required. This version is a fixed breaker with horizontal rear terminals, providing a robust connection arrangement for integration into low-voltage switchgear.
The E3V-A 2500 configuration has a rated current of 2500 A and a three-pole arrangement. Its PR122/P-LSIG electronic trip unit provides long-time, short-time, instantaneous and ground-fault protection, making the breaker suitable for installations requiring selective and comprehensive protection of high-current electrical distribution circuits.
Key Advantages
- Heavy-duty 2500 A air circuit breaker for high-current power distribution.
- PR122/P-LSIG electronic trip unit provides comprehensive overcurrent and ground-fault protection.
- Three-pole configuration for three-phase electrical distribution systems.
- Fixed execution provides robust permanent installation within switchgear assemblies.
- Horizontal rear terminals support practical busbar and switchboard connections.
- Part of the proven ABB SACE Emax air circuit breaker platform.
Key Features
- ABB SACE Emax E3V-A 2500 air circuit breaker.
- 2500 A rated current.
- 3-pole configuration.
- PR122/P-LSIG electronic overcurrent release.
- LSIG protection functions: long-time, short-time, instantaneous and ground-fault protection.
- Fixed (F) breaker execution.
- Horizontal rear (HR) terminals.
- UL configuration for demanding low-voltage power distribution applications.
- Four auxiliary contacts with open/closed position indication.
Reliable Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E3V-A protect low-voltage electrical systems against damaging overloads and short-circuit conditions. The PR122/P-LSIG electronic release provides long-time overload, short-time selective, instantaneous short-circuit and ground-fault protection, allowing the breaker to address multiple electrical fault conditions within a single protection platform.
The fixed construction and horizontal rear terminals make this E3V-A configuration suitable for permanent integration into industrial switchboards and power distribution assemblies. Its high current rating and electronic protection capabilities support reliable distribution of electrical power in demanding industrial, commercial and infrastructure installations.
Typical Applications
- Industrial low-voltage switchboards.
- Main incoming and distribution circuit protection.
- Power distribution centres and switchgear assemblies.
- Manufacturing and process plants.
- Commercial and infrastructure power distribution.
- High-current three-phase electrical distribution systems.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Order code / MPN | 1SDA057803R1 |
| Product type | Air circuit breaker |
| Frame | E3V-A 2500 |
| Rated current | 2500 A |
| Number of poles | 3 |
| Trip unit | PR122/P-LSIG |
| Protection functions | Long-time (L), short-time (S), instantaneous (I) and ground fault (G) |
| Execution | Fixed (F) |
| Terminal arrangement | Horizontal rear (HR) |
| Release rating | R2500 |
| Instantaneous setting reference | 37500 A |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Application | Low-voltage power distribution and switchgear |
| ABB product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA057803R1?
The ABB 1SDA057803R1 is an E3V-A 2500 SACE Emax three-pole fixed air circuit breaker rated at 2500 A and equipped with a PR122/P-LSIG electronic overcurrent release.
What is the rated current of the ABB E3V-A 2500 PR122/P-LSIG?
This breaker has a rated current of 2500 A.
What protection functions does the PR122/P-LSIG trip unit provide?
The PR122/P-LSIG provides long-time overload, short-time, instantaneous short-circuit and ground-fault protection.
How many poles does ABB 1SDA057803R1 have?
The ABB 1SDA057803R1 has a three-pole configuration for three-phase low-voltage power distribution systems.
Is ABB 1SDA057803R1 a fixed or withdrawable breaker?
The 1SDA057803R1 is a fixed (F) version of the E3V-A 2500, with horizontal rear terminals for connection within the switchgear assembly.
What terminal arrangement does ABB 1SDA057803R1 use?
This breaker uses horizontal rear (HR) terminals, a connection arrangement suited to integration with switchboard busbars and power distribution assemblies.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax air circuit breakers are designed for demanding low-voltage power distribution applications, combining robust switching performance, advanced electronic protection and flexible configurations for industrial and infrastructure systems.
