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1SDA055699R1 ABB E1N800 PR122/P-LI 800A 3P Fixed Air Circuit Breaker
ABB 1SDA055699R1 SACE Emax E1N800 three-pole fixed air circuit breaker rated at 800 A with horizontal rear terminals and a PR122/P-LI electronic trip unit providing LI protection for low-voltage power distribution systems.
£7,095.38
Why Choose the ABB E1N800 PR122/P-LI 800A 3P Fixed Air Circuit Breaker?
The ABB E1N800 PR122/P-LI, order code 1SDA055699R1, is a high-performance SACE Emax air circuit breaker designed for switching and protection in low-voltage power distribution systems. Rated at 800 A, this three-pole circuit breaker combines the E1N frame with the PR122/P-LI electronic overcurrent release for dependable protection of industrial and commercial electrical installations.
This model is supplied in a fixed configuration with horizontal rear terminals, making it suitable for permanent installation in low-voltage switchboards and distribution assemblies. The horizontal rear terminal arrangement facilitates connection to switchboard busbars while the fixed construction provides a robust solution for applications where withdrawable operation is not required.
The PR122/P-LI electronic trip unit provides long-time overload and instantaneous short-circuit protection. With a rated uninterrupted current of 800 A, a rated operational voltage of up to 690 V AC and the high short-circuit performance of the E1N frame, this breaker is engineered for reliable protection of important power distribution circuits.
Key Advantages
- Heavy-duty ABB SACE Emax air circuit breaker for low-voltage power distribution.
- 800 A rated uninterrupted current for industrial and commercial installations.
- Three-pole fixed configuration for permanent switchboard mounting.
- Advanced PR122/P-LI electronic overcurrent release.
- Provides long-time overload and instantaneous short-circuit protection.
- High short-circuit performance for demanding distribution applications.
- Horizontal rear terminals facilitate switchboard busbar connections.
Key Features
- ABB SACE Emax E1N series.
- 800 A rated uninterrupted current.
- Three-pole (3P) construction.
- Fixed-mounted circuit-breaker configuration.
- Horizontal rear terminals.
- PR122/P-LI electronic overcurrent release.
- LI protection functions: long-time overload and instantaneous short-circuit protection.
- 690 V AC maximum rated operational voltage.
- 1000 V rated insulation voltage.
- 12 kV rated impulse withstand voltage.
- Designed for integration into low-voltage switchboards and power distribution assemblies.
Reliable Protection for Low-Voltage Power Distribution
Air circuit breakers such as the ABB SACE Emax E1N800 provide switching, isolation and protection for high-current low-voltage distribution circuits. The fixed construction and horizontal rear terminals make this configuration particularly suitable for integration into switchboards requiring a permanently installed protective device with convenient rear busbar connections.
The PR122/P-LI electronic trip unit provides coordinated protection against overloads and high-level short circuits through its long-time and instantaneous protection functions. Combined with the E1N platform, it provides a robust solution for main incomers, feeders and other important circuits in industrial and commercial power distribution systems.
Typical Applications
- Industrial low-voltage switchboards.
- Main incoming power distribution circuits.
- Electrical feeder and distribution protection.
- Manufacturing and process plants.
- Commercial and infrastructure power systems.
- Fixed switchgear and power distribution assemblies.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Order code | 1SDA055699R1 |
| Product type | Air circuit breaker |
| Frame / sub-type | E1N |
| Rated current | 800 A |
| Number of poles | 3P |
| Version | Fixed |
| Terminal arrangement | Horizontal rear terminals |
| Trip unit | PR122/P-LI |
| Release type | Electronic |
| Protection functions | Long-time overload and instantaneous short circuit |
| Rated operational voltage | Up to 690 V AC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 12 kV |
| Current type | AC |
| Mounting type | Fixed switchboard mounting |
Frequently Asked Questions
What is the ABB 1SDA055699R1?
It is an ABB SACE Emax E1N 800 A three-pole fixed air circuit breaker with horizontal rear terminals and a PR122/P-LI electronic overcurrent release.
What is the rated current of the ABB E1N800 1SDA055699R1?
The circuit breaker has a rated uninterrupted current of 800 A.
What protection does the PR122/P-LI trip unit provide?
The PR122/P-LI provides long-time overload and instantaneous short-circuit protection, commonly identified as LI protection.
What terminal arrangement does the ABB 1SDA055699R1 use?
This fixed E1N800 circuit breaker uses horizontal rear terminals for connection within the switchboard.
Is the ABB 1SDA055699R1 fixed or withdrawable?
The 1SDA055699R1 is a fixed three-pole circuit breaker intended for permanent installation in a low-voltage switchboard or power distribution assembly.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax air circuit breakers are widely used in low-voltage power distribution systems where dependable switching, high-current performance and precise electronic circuit protection are required.
