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1SDA057467R1 ABB E3S-A 1600 PR121/P-LSI 1600 A 3-Pole Air Circuit Breaker
ABB 1SDA057467R1 E3S-A 1600 PR121/P-LSI is a 1600 A three-pole SACE Emax air circuit breaker with a PR121/P-LSI electronic overcurrent release providing LSI protection for low-voltage AC power distribution systems.
£8,063.03
Why Choose the ABB E3S-A 1600 PR121/P-LSI Air Circuit Breaker?
The ABB E3S-A 1600 PR121/P-LSI, order code 1SDA057467R1, is a high-performance SACE Emax air circuit breaker designed for switching and protection in high-current low-voltage AC power distribution systems. This three-pole configuration has a rated current of 1600 A and incorporates the PR121/P-LSI electronic overcurrent release.
As part of the ABB SACE Emax E3S-A series, the 1SDA057467R1 combines robust switching performance with electronic protection against overload and short-circuit conditions. The PR121/P-LSI release provides long-time, short-time and instantaneous protection functions, making the breaker suitable for demanding industrial, commercial and infrastructure power distribution applications.
With its 1600 A current rating and three-pole construction, the E3S-A 1600 is suited to three-phase distribution systems where dependable high-current protection is required. The SACE Emax platform is designed for integration into low-voltage switchboards and power distribution assemblies, providing reliable circuit protection and operational control.
Key Advantages
- High-performance 1600 A SACE Emax air circuit breaker for low-voltage power distribution.
- PR121/P-LSI electronic overcurrent release provides coordinated LSI protection.
- Three-pole configuration for three-phase AC electrical systems.
- Long-time protection helps safeguard circuits against sustained overload conditions.
- Short-time and instantaneous functions provide protection against high fault currents.
- ABB SACE Emax construction supports demanding industrial and commercial switchboard applications.
Key Features
- ABB SACE Emax E3S-A air circuit breaker.
- 1600 A rated current.
- Three-pole construction.
- PR121/P-LSI electronic overcurrent release.
- LSI protection functions: long-time, short-time and instantaneous.
- Electronic trip technology for configurable overcurrent protection.
- Designed for high-current low-voltage AC power distribution.
- Suitable for integration into industrial and commercial switchboards.
Reliable Circuit Protection for Power Distribution
Air circuit breakers such as the ABB SACE Emax E3S-A provide switching, isolation and overcurrent protection for high-current low-voltage electrical distribution systems. The electronic trip release monitors current conditions and operates the breaker when configured protection thresholds are exceeded, helping protect cables, busbars and connected equipment against overload and short-circuit currents.
The PR121/P-LSI release provides long-time, short-time and instantaneous protection functions. This combination enables the 1SDA057467R1 to provide coordinated protection across different overcurrent conditions while supporting dependable operation in industrial switchboards, main distribution systems and other high-current electrical installations.
Typical Applications
- Industrial low-voltage power distribution systems.
- Main switchboards and distribution boards.
- Manufacturing plant electrical distribution.
- Commercial and infrastructure power systems.
- Protection of high-current feeders and busbar systems.
- Three-phase distribution installations requiring electronic LSI protection.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA057467R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame | E3S-A |
| Rated current | 1600 A |
| Number of poles | 3 |
| Trip unit | PR121/P-LSI |
| Release type | Electronic |
| Protection functions | Long-time, short-time and instantaneous (LSI) |
| Application | Low-voltage AC power distribution |
Frequently Asked Questions
What is the ABB 1SDA057467R1?
The ABB 1SDA057467R1 is an E3S-A SACE Emax three-pole air circuit breaker rated at 1600 A and equipped with a PR121/P-LSI electronic overcurrent release.
What is the rated current of the ABB E3S-A 1600 PR121/P-LSI?
The E3S-A 1600 PR121/P-LSI has a rated current of 1600 A for high-current low-voltage power distribution applications.
What protection functions does the PR121/P-LSI release provide?
The PR121/P-LSI electronic release provides long-time, short-time and instantaneous overcurrent protection functions, collectively identified as LSI protection.
How many poles does the ABB 1SDA057467R1 have?
The 1SDA057467R1 has three poles, making it suitable for three-phase low-voltage AC power distribution systems.
What does LSI mean on the ABB PR121/P trip unit?
LSI denotes long-time, short-time and instantaneous protection, providing protection against sustained overloads and different levels of short-circuit current.
Where is the ABB E3S-A 1600 PR121/P-LSI typically used?
It is typically used in industrial and commercial switchboards, main distribution systems, high-current feeders and other low-voltage installations requiring 1600 A circuit protection.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax air circuit breakers are widely used in demanding low-voltage power distribution systems, combining robust switching performance, electronic circuit protection and flexible integration into industrial and commercial switchboards.
