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1SDA059357R1 ABB E3H 1000 PR122/P-LI 1000A 3P Fixed Air Circuit Breaker
ABB 1SDA059357R1 SACE Emax E3H 1000 three-pole fixed air circuit breaker rated at 1000 A with rear horizontal terminals and a PR122/P-LI R1000 electronic release for long-time overload and instantaneous short-circuit protection.
£8,760.93
Why Choose the ABB E3H 1000 PR122/P-LI 1000A 3P Fixed Air Circuit Breaker?
The ABB 1SDA059357R1 is a high-performance SACE Emax E3H air circuit breaker designed for switching and protection in demanding low-voltage power distribution systems. This configuration combines a 1000 A rated current, three-pole construction and fixed installation with the PR122/P-LI R1000 electronic overcurrent release.
Part of the ABB SACE Emax family, the E3H 1000 is engineered for industrial, commercial and infrastructure distribution systems where dependable overload and short-circuit protection is essential. The PR122/P-LI electronic release provides long-time overload and instantaneous short-circuit protection, helping safeguard conductors, switchgear and connected equipment against damaging overcurrent conditions.
This model is the three-pole fixed version with rear horizontal terminals (F HR). It is supplied with four auxiliary contacts for breaker open/closed position signalling, making it suitable for permanent installation in low-voltage switchboards requiring local or remote circuit-breaker status monitoring.
Key Advantages
- High-performance 1000 A SACE Emax air circuit breaker for demanding low-voltage distribution.
- PR122/P-LI R1000 electronic trip unit provides long-time overload and instantaneous short-circuit protection.
- Three-pole construction is suited to three-phase AC distribution systems.
- Fixed construction provides a robust solution for permanent switchboard installations.
- Rear horizontal terminals support practical integration with switchboard connections.
- Supplied with four auxiliary contacts for control and signalling functions.
- Open/closed position indication supports effective breaker status monitoring.
Key Features
- ABB SACE Emax E3H frame.
- 1000 A rated current.
- Three-pole construction.
- Fixed (F) circuit-breaker configuration.
- Rear horizontal (HR) terminals.
- PR122/P-LI R1000 electronic overcurrent release.
- Long-time overload protection.
- Instantaneous short-circuit protection.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
- Designed for high-current low-voltage power distribution.
- SACE Emax construction for demanding industrial switchboard applications.
Reliable LI Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E3H provide essential switching and protection at the heart of low-voltage power distribution systems. The electronic overcurrent release monitors circuit current and initiates interruption when configured protection thresholds are exceeded, helping protect cables, switchgear and connected equipment from damaging overload and short-circuit conditions.
The PR122/P-LI release fitted to this E3H 1000 combines long-time overload protection with instantaneous short-circuit protection. Together with its 1000 A rating, three-pole construction, fixed installation and rear horizontal terminals, the 1SDA059357R1 provides a robust solution for main and feeder protection duties in industrial and commercial low-voltage switchboards.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Main incoming circuit protection.
- High-current feeder protection.
- Manufacturing and process plant switchgear.
- Commercial and infrastructure electrical distribution.
- Transformer secondary distribution systems.
- Generator and plant power distribution assemblies.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA059357R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame / sub-type | E3H |
| Performance level | H |
| Rated current (In) | 1000 A |
| Number of poles | 3 |
| Version | Fixed (F) |
| Terminal arrangement | Rear horizontal (HR) |
| Trip unit | PR122/P-LI R1000 |
| Release type | Electronic overcurrent release |
| Protection functions | Long-time and instantaneous |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Product net weight | 72 kg |
| EAN | 8015644617189 |
| HS code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA059357R1?
The ABB 1SDA059357R1 is a SACE Emax E3H 1000 three-pole fixed air circuit breaker rated at 1000 A, with rear horizontal terminals and a PR122/P-LI R1000 electronic overcurrent release.
What protection functions does the PR122/P-LI trip unit provide?
The PR122/P-LI electronic release provides long-time overload protection and instantaneous short-circuit protection.
What terminals are fitted to ABB 1SDA059357R1?
The 1SDA059357R1 is configured with rear horizontal (HR) terminals for integration into compatible low-voltage switchboard assemblies.
Is ABB 1SDA059357R1 fixed or withdrawable?
ABB 1SDA059357R1 is the fixed (F) version of the E3H 1000 rather than the withdrawable moving-part version.
Where is the ABB E3H 1000 PR122/P-LI typically used?
It is typically used in industrial, commercial and infrastructure low-voltage switchboards for main incomer and feeder protection where a high-current three-pole circuit breaker with electronic LI protection is required.
Trusted ABB Protection for Power Distribution
ABB SACE Emax air circuit breakers provide dependable switching and circuit protection for demanding low-voltage power distribution systems, combining electronic overcurrent protection with robust construction for industrial and infrastructure switchboards.
