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1SDA060857R1 ABB E3V-A 800 PR121/P-LSI 800 A 3-Pole Withdrawable Air Circuit Breaker
ABB 1SDA060857R1 E3V-A 800 is an 800 A three-pole withdrawable SACE Emax air circuit breaker moving part with a PR121/P-LSI electronic release providing long-time, short-time and instantaneous protection for demanding low-voltage power distribution systems.
£8,559.02
Why Choose the ABB E3V-A 800 PR121/P-LSI Air Circuit Breaker?
The ABB E3V-A 800 PR121/P-LSI, order code 1SDA060857R1, is a high-performance SACE Emax air circuit breaker designed for reliable switching and protection in demanding low-voltage power distribution systems. This three-pole withdrawable circuit breaker has a rated current of 800 A and incorporates ABB's PR121/P-LSI electronic overcurrent release for comprehensive overload and short-circuit protection.
As part of the ABB SACE Emax E3 series, the E3V-A combines the E3 frame with the V performance level for applications requiring particularly high short-circuit capability. It is suited to industrial plants, commercial facilities, infrastructure systems and other critical electrical installations where dependable protection and maintainable switchgear are required.
The PR121/P-LSI electronic trip unit provides long-time, short-time and instantaneous protection, covering sustained overloads as well as delayed and instantaneous short-circuit conditions. This specific 1SDA060857R1 configuration is a three-pole moving part for a withdrawable circuit breaker, enabling convenient isolation, inspection and maintenance within compatible SACE Emax switchgear.
Key Advantages
- High-performance 800 A SACE Emax air circuit breaker.
- E3V performance level for demanding short-circuit conditions.
- Three-pole withdrawable configuration supports convenient servicing and maintenance.
- PR121/P-LSI electronic trip unit provides advanced overcurrent protection.
- Long-time, short-time and instantaneous protection functions.
- ABB SACE Emax construction provides dependable switching and protection for critical electrical installations.
Key Features
- ABB SACE Emax E3V-A series.
- 800 A rated current.
- Three-pole configuration.
- Withdrawable / moving-part design.
- V performance level.
- PR121/P-LSI electronic overcurrent release.
- L, S and I protection functions.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
Reliable Protection for Demanding Distribution Systems
Air circuit breakers such as the ABB SACE Emax E3V-A provide switching and protection for major low-voltage distribution circuits. The PR121/P-LSI electronic release combines long-time, short-time and instantaneous protection, enabling the breaker to respond appropriately to overloads and different levels of short-circuit current.
The withdrawable construction is particularly useful where maintainability and serviceability are priorities. The circuit-breaker moving part can be withdrawn from its corresponding fixed section for inspection or maintenance, while its 800 A current rating and V performance level make it suitable for demanding feeders and distribution circuits.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- High-fault-level feeder protection.
- Power control centres and withdrawable switchgear.
- Manufacturing and process plant electrical systems.
- Commercial and infrastructure power distribution.
- Generator and transformer distribution systems.
Technical Specifications
| Series | SACE Emax E3 |
|---|---|
| Order code | 1SDA060857R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker moving part |
| Frame | E3 |
| Performance level | V |
| Rated current | 800 A |
| Number of poles | 3 |
| Installation | Withdrawable |
| Configuration | Moving part |
| Trip unit | PR121/P-LSI |
| Release type | Electronic overcurrent release |
| Protection functions | L, S and I |
| Overload protection | Long-time (L) |
| Short-circuit protection | Short-time (S) and instantaneous (I) |
Frequently Asked Questions
What is the ABB 1SDA060857R1 used for?
The ABB 1SDA060857R1 is an 800 A three-pole withdrawable air circuit breaker moving part used for switching and protecting demanding low-voltage power distribution circuits.
What is the rated current of the ABB E3V-A 800?
The E3V-A circuit breaker configuration has a rated current of 800 A.
What protection does the PR121/P-LSI trip unit provide?
The PR121/P-LSI electronic trip unit provides long-time overload, short-time short-circuit and instantaneous short-circuit protection.
Is the ABB 1SDA060857R1 fixed or withdrawable?
This specific 1SDA060857R1 configuration is a three-pole withdrawable moving part designed for use with the corresponding fixed part of an ABB SACE Emax installation.
What does the V designation in E3V-A indicate?
The V designation identifies a high short-circuit performance level within the ABB SACE Emax E3 family, making the breaker suitable for demanding low-voltage power distribution applications.
Trusted by Electrical Professionals Worldwide
ABB SACE Emax air circuit breakers are engineered for dependable switching and electronic protection in demanding low-voltage power distribution systems, combining robust construction, advanced protection and serviceable switchgear integration.
