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1SDA057469R1 ABB E3S-A 1600 PR121/P-LSI 1600 A 3-Pole Withdrawable Air Circuit Breaker Moving Part
ABB 1SDA057469R1 E3S-A 1600 PR121/P-LSI is a 1600 A three-pole SACE Emax withdrawable air circuit breaker moving part with a PR121/P-LSI R1600 electronic overcurrent release providing LSI protection for low-voltage AC power distribution systems.
£8,413.41
Why Choose the ABB E3S-A 1600 PR121/P-LSI Air Circuit Breaker?
The ABB E3S-A 1600 PR121/P-LSI, order code 1SDA057469R1, is a SACE Emax withdrawable air circuit breaker moving part designed for protection and switching in high-current low-voltage AC power distribution systems. This UL configuration has a rated current of 1600 A, a three-pole arrangement and a PR121/P-LSI R1600 electronic overcurrent release.
As part of the ABB SACE Emax E3S-A series, the 1SDA057469R1 combines robust power switching with electronic protection against overload and short-circuit conditions. Its PR121/P-LSI release provides long-time, short-time and instantaneous protection functions, delivering LSI protection for demanding industrial, commercial and infrastructure power distribution applications.
This specific configuration is a three-pole withdrawable moving part (W MP) with an instantaneous release reference of 24,000 A. It is fitted with four auxiliary contacts and open/closed position indication, while the withdrawable construction supports inspection, maintenance and replacement within compatible SACE Emax switchgear.
Key Advantages
- High-current 1600 A SACE Emax circuit-breaker moving part for low-voltage power distribution.
- PR121/P-LSI R1600 electronic overcurrent release provides coordinated LSI protection.
- Three-pole configuration for three-phase AC distribution systems.
- Withdrawable moving-part design supports convenient inspection and maintenance.
- 24,000 A instantaneous release reference for high-level short-circuit protection.
- Four auxiliary contacts and open/closed indication support circuit-breaker status monitoring.
Key Features
- ABB SACE Emax E3S-A circuit breaker family.
- 1600 A rated current.
- Three-pole construction.
- PR121/P-LSI R1600 electronic overcurrent release.
- Long-time, short-time and instantaneous protection functions.
- Instantaneous release reference: 24,000 A.
- Withdrawable moving part (W MP) configuration.
- Fitted with four auxiliary contacts.
- Integrated open/closed position indication.
- UL configuration for applicable low-voltage switchgear installations.
Reliable Circuit Protection for Power Distribution
Air circuit breakers in the ABB SACE Emax range provide switching and overcurrent protection for high-current low-voltage distribution systems. The electronic trip release monitors circuit current and initiates breaker operation when configured protection thresholds are exceeded, helping protect cables, busbars and connected electrical equipment against overload and short-circuit conditions.
The PR121/P-LSI release provides long-time, short-time and instantaneous protection functions, while the withdrawable moving-part construction facilitates maintenance and circuit-breaker replacement in compatible switchgear. These characteristics make the 1SDA057469R1 well suited to critical distribution systems where dependable 1600 A protection and serviceability are important.
Typical Applications
- Industrial low-voltage power distribution systems.
- Withdrawable main switchboards and distribution boards.
- Manufacturing plant electrical distribution.
- Commercial and infrastructure power systems.
- Protection of high-current feeders and busbar systems.
- Power distribution installations requiring electronic LSI protection and withdrawable breaker construction.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA057469R1 |
| Product group | 310513-New Emax |
| Product type | Moving part for air circuit breaker |
| Frame | E3S-A |
| Rated current | 1600 A |
| Number of poles | 3 |
| Trip unit | PR121/P-LSI R1600 |
| Release type | Electronic |
| Protection functions | Long-time, short-time and instantaneous (LSI) |
| Instantaneous release reference | 24,000 A |
| Configuration | Withdrawable moving part (W MP) |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Application configuration | UL |
| Weight | 64 kg |
| EAN | 8015644597320 |
Frequently Asked Questions
What is the ABB 1SDA057469R1?
The ABB 1SDA057469R1 is a three-pole withdrawable moving part for an E3S-A SACE Emax air circuit breaker, rated at 1600 A and equipped with a PR121/P-LSI R1600 electronic overcurrent release.
What is the rated current of the ABB E3S-A 1600 PR121/P-LSI?
The 1SDA057469R1 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.
Is ABB 1SDA057469R1 a fixed or withdrawable circuit breaker?
The 1SDA057469R1 is a withdrawable moving-part (W MP) configuration intended for use with compatible ABB SACE Emax withdrawable switchgear.
What is the instantaneous release reference for the ABB 1SDA057469R1?
This configuration is specified with an instantaneous release reference of 24,000 A.
Does the ABB 1SDA057469R1 include auxiliary contacts?
Yes. The moving part is fitted with four auxiliary contacts and includes circuit-breaker open/closed position indication.
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 switchgear.
