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1SDA059321R1 ABB SACE Emax E2S1000 PR122/P LSIG 1000 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA059321R1 SACE Emax E2S1000 three-pole fixed air circuit breaker with a 1000 A rating, PR122/P LSIG electronic trip unit, rear horizontal terminals and 85 kA breaking capacity at 415 V AC for high-performance low-voltage power distribution protection.
£9,134.23
Why Choose the ABB 1SDA059321R1 E2S1000 Air Circuit Breaker?
The ABB 1SDA059321R1 is a high-performance SACE Emax E2S1000 air circuit breaker (ACB) designed for protection and switching in demanding low-voltage electrical distribution systems. As part of the ABB New Emax series, this three-pole fixed circuit breaker combines a 1000 A rated current with the advanced PR122/P electronic trip unit for comprehensive circuit protection.
Configured with LSIG protection, the PR122/P trip unit provides long-time, short-time, instantaneous and earth-fault protection functions. This makes the breaker suitable for industrial switchboards, power distribution systems and infrastructure installations where dependable overload, short-circuit and earth-fault protection are required.
The E2S1000 has a rated uninterrupted current of 1000 A and is supplied in a three-pole fixed configuration with rear horizontal terminals. The E2S performance level provides an ultimate short-circuit breaking capacity of 85 kA at 415 V AC, making this breaker suitable for installations with high prospective fault currents.
Key Advantages
- High-performance ABB SACE Emax air circuit breaker for low-voltage power distribution.
- 1000 A rated current for demanding industrial electrical systems.
- Three-pole fixed configuration for straightforward switchboard integration.
- Advanced PR122/P electronic trip unit with LSIG protection functions.
- Integrated earth-fault protection for enhanced electrical system protection.
- 85 kA ultimate short-circuit breaking capacity at 415 V AC.
- Rear horizontal terminals for convenient connection within compatible switchgear.
Key Features
- ABB SACE Emax E2S1000 air circuit breaker.
- 1000 A rated uninterrupted current.
- Three-pole configuration.
- PR122/P electronic overcurrent release.
- LSIG protection providing long-time, short-time, instantaneous and earth-fault protection.
- 85 kA ultimate short-circuit breaking capacity at 415 V AC.
- Fixed circuit breaker construction.
- Rear horizontal main terminals.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
Advanced Protection for High-Demand Power Distribution
Air circuit breakers such as the ABB SACE Emax E2S1000 protect low-voltage electrical installations against overloads, short circuits and earth faults while providing dependable switching and isolation. The high short-circuit performance of the E2S version makes it particularly suitable for industrial distribution networks where substantial prospective fault currents may occur.
The PR122/P electronic trip unit provides comprehensive LSIG protection through long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault functions. Combined with the fixed Emax platform, this provides effective protection coordination and dependable operation within demanding low-voltage electrical distribution systems.
Typical Applications
- Main low-voltage electrical distribution boards.
- Industrial switchboards and switchgear assemblies.
- Transformer and generator distribution systems.
- Manufacturing and process plant electrical systems.
- Commercial and infrastructure power distribution.
- Installations requiring earth-fault protection.
- High-fault-level industrial electrical networks.
Technical Specifications
| Series | SACE New Emax |
|---|---|
| ABB order code | 1SDA059321R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame / breaker type | E2S1000 |
| Short-circuit performance level | S |
| Rated uninterrupted current | 1000 A |
| Number of poles | 3 |
| Trip unit | PR122/P electronic trip unit |
| Protection functions | LSIG (Long-time, Short-time, Instantaneous, Earth-fault) |
| Ultimate short-circuit breaking capacity | 85 kA at 415 V AC |
| Mounting type | Fixed |
| Main terminal arrangement | Rear horizontal |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| EAN | 8015644616823 |
| Weight | approx. 55 kg |
Frequently Asked Questions
What is the ABB 1SDA059321R1 used for?
The ABB 1SDA059321R1 is a SACE Emax E2S1000 air circuit breaker used for switching and protecting low-voltage electrical distribution systems against overload, short-circuit and earth-fault conditions.
What is the current rating of the ABB 1SDA059321R1?
The circuit breaker has a rated uninterrupted current of 1000 A.
What protection functions does the PR122/P trip unit provide?
The PR122/P is configured for LSIG protection, providing long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection functions.
What is the breaking capacity of the ABB E2S1000?
The E2S1000 has an ultimate short-circuit breaking capacity of 85 kA at 415 V AC.
Is the ABB 1SDA059321R1 fixed or withdrawable?
The ABB 1SDA059321R1 is a three-pole fixed circuit breaker equipped with rear horizontal terminals for integration into compatible low-voltage switchboards.
Trusted by Electrical Professionals Worldwide
ABB SACE Emax air circuit breakers are widely used in industrial and commercial low-voltage power distribution systems where dependable switching, high fault-handling capability and advanced electronic protection are required.
