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1SDA057381R1 ABB E3N-A 2000 PR122/P-LI 2000 A 3-Pole Withdrawable Circuit Breaker
ABB 1SDA057381R1 is a SACE Emax E3N-A 2000 A three-pole withdrawable air circuit breaker moving part with a PR122/P-LI R2000 electronic overcurrent release for high-current low-voltage power distribution protection.
£13,318.61
Why Choose the ABB 1SDA057381R1 E3N-A 2000 Circuit Breaker?
The ABB 1SDA057381R1 is a high-performance SACE Emax E3N-A air circuit breaker moving part designed for reliable protection and switching in high-current low-voltage electrical distribution systems. Rated at 2000 A, this three-pole withdrawable configuration incorporates an advanced PR122/P-LI R2000 electronic overcurrent release for dependable long-time and instantaneous protection.
As part of the proven ABB SACE Emax series, the E3N-A 2000 combines robust switching technology with electronic protection for industrial switchboards, power distribution panels and critical electrical infrastructure. Its withdrawable moving-part construction supports applications where maintainability, inspection and replacement flexibility are important requirements.
This configuration is a three-pole withdrawable moving part supplied with the PR122/P-LI R2000 overcurrent release. It is fitted with four auxiliary contacts and open/closed position indication, providing useful circuit breaker status signalling for switchboard control and monitoring systems.
Key Advantages
- Heavy-duty ABB SACE Emax air circuit breaker moving part for low-voltage power distribution.
- 2000 A rated current for high-current industrial applications.
- PR122/P-LI electronic trip unit for long-time and instantaneous overcurrent protection.
- Three-pole withdrawable configuration supports convenient maintenance and servicing.
- Moving-part design intended for use with a compatible Emax fixed part.
- Four auxiliary contacts provide circuit breaker status signalling.
- Open/closed position indication assists operation and system monitoring.
- Designed for dependable protection of industrial distribution networks and electrical infrastructure.
Key Features
- ABB SACE Emax E3N-A series.
- 2000 A rated current.
- Three-pole circuit breaker moving part.
- Withdrawable execution.
- PR122/P-LI R2000 electronic overcurrent release.
- Long-time and instantaneous protection functions.
- Rated voltage up to 600 V.
- Four auxiliary contacts fitted.
- Open/closed circuit breaker position indication.
- Designed for low-voltage power distribution and protection.
Reliable Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E3N-A protect low-voltage distribution systems against potentially damaging overcurrent conditions while also providing controlled switching and isolation. Their high current capacity makes them particularly suitable for main distribution boards, industrial switchgear and other installations carrying substantial electrical loads.
The PR122/P-LI electronic release provides long-time and instantaneous overcurrent protection, while the withdrawable Emax construction allows the moving part to be disconnected from its compatible fixed section for inspection, servicing or replacement. This combination provides a flexible and dependable protection solution for demanding power distribution installations.
Typical Applications
- Main low-voltage electrical distribution boards.
- Industrial power distribution systems.
- Factory and manufacturing switchgear.
- Commercial and infrastructure electrical installations.
- Transformer secondary protection and distribution.
- High-current feeder protection.
- Power control centres and withdrawable switchboards.
- Critical electrical distribution infrastructure.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA057381R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker moving part |
| Rated current | 2000 A |
| Rated operational current | 2000 A |
| Rated voltage | 600 V |
| Number of poles | 3 |
| Execution | Withdrawable moving part |
| Trip unit | PR122/P-LI |
| Release rating | R2000 |
| Protection functions | L (long-time) and I (instantaneous) |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Standard | UL 1066 |
| EAN | 8015644596446 |
| Weight | approx. 64 kg |
Frequently Asked Questions
What is the ABB 1SDA057381R1 used for?
The ABB 1SDA057381R1 is a SACE Emax air circuit breaker moving part used for switching and overcurrent protection in high-current low-voltage electrical distribution systems.
What is the rated current of the ABB E3N-A 2000?
This circuit breaker moving part has a rated current of 2000 A, making it suitable for substantial industrial and commercial electrical loads.
Which trip unit is fitted to the 1SDA057381R1?
The breaker is fitted with an ABB PR122/P-LI R2000 electronic overcurrent release, providing long-time and instantaneous protection functions.
Is the ABB 1SDA057381R1 fixed or withdrawable?
The 1SDA057381R1 is a three-pole withdrawable moving part designed for use with the appropriate ABB SACE Emax fixed section.
Does this Emax circuit breaker include auxiliary contacts?
Yes. This configuration is fitted with four auxiliary contacts together with open/closed position indication for circuit breaker status monitoring.
Trusted ABB Power Distribution Technology
ABB SACE Emax circuit breakers are engineered for dependable protection, switching and control in demanding low-voltage power distribution systems, providing robust performance and service flexibility for industrial switchboards and critical electrical infrastructure.
