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1SDA059267R1 ABB E2N1000 PR121/P-LSIG 1000 A 4-Pole Fixed Air Circuit Breaker
ABB 1SDA059267R1 is a SACE Emax E2N 1000 A four-pole fixed air circuit breaker with a PR121/P-LSIG electronic release providing long-time, short-time, instantaneous and earth-fault protection for low-voltage power distribution systems.
£10,492.28
Why Choose the ABB 1SDA059267R1 E2N1000 Air Circuit Breaker?
The ABB 1SDA059267R1 is a high-performance SACE Emax E2N 1000 A four-pole air circuit breaker designed for comprehensive protection and switching in low-voltage electrical distribution systems. Part of the ABB New Emax product family, it combines a 1000 A rated current with the PR121/P-LSIG electronic overcurrent release for demanding industrial and commercial power applications.
The E2N1000 is equipped with an ABB PR121/P-LSIG electronic trip unit, providing long-time, short-time, instantaneous and earth-fault protection functions. This LSIG protection package helps protect cables, busbars, switchgear and connected equipment against overload, short-circuit and earth-fault conditions.
This model features a four-pole fixed (F) configuration for permanent installation within compatible low-voltage switchboards. The four-pole arrangement enables switching and protection of four conductors, while the E2N platform provides the robust short-circuit performance required for demanding power distribution installations.
Key Advantages
- High-performance ABB SACE Emax air circuit breaker for low-voltage power distribution.
- 1000 A rated current for demanding industrial and commercial installations.
- Four-pole configuration for switching and protection of four conductors.
- PR121/P-LSIG electronic release provides comprehensive overcurrent and earth-fault protection.
- LSIG protection covers long-time, short-time, instantaneous and earth-fault conditions.
- Fixed execution for permanent integration into electrical switchboards.
- E2N performance platform designed for demanding low-voltage distribution applications.
Key Features
- ABB SACE Emax E2N series.
- 1000 A rated current.
- Four-pole air circuit breaker.
- PR121/P-LSIG electronic overcurrent release.
- LSIG protection functions: long-time, short-time, instantaneous and earth-fault.
- Fixed (F) execution.
- Designed for low-voltage AC power distribution systems.
- Electronic protection supports coordinated protection of distribution networks.
- Suitable for industrial and commercial switchboard installations.
Advanced Circuit Protection for Power Distribution
Air circuit breakers such as the ABB SACE Emax E2N protect low-voltage electrical distribution systems against potentially damaging electrical faults. The electronic trip unit monitors circuit current and initiates breaker operation when configured protection thresholds are exceeded, helping safeguard cables, busbars, switchgear and connected equipment.
The PR121/P-LSIG release combines long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection. Together with the E2N breaker platform and fixed four-pole construction, this makes the 1SDA059267R1 suitable for critical distribution systems requiring comprehensive electronic protection and dependable high-current switching.
Typical Applications
- Industrial low-voltage switchboards.
- Main incoming and distribution circuits.
- Three-phase and four-wire electrical distribution systems.
- Manufacturing and process facilities.
- Commercial building power distribution.
- Electrical distribution panels and assemblies.
- Infrastructure and utility installations.
- Systems requiring fixed high-current air circuit breakers.
Technical Specifications
| Product family | SACE Emax / New Emax |
|---|---|
| ABB order code | 1SDA059267R1 |
| Product type | Air circuit breaker |
| Frame | E2N |
| Short-circuit performance level | N |
| Rated current | 1000 A |
| Number of poles | 4 |
| Current type | AC |
| Trip unit | PR121/P-LSIG |
| Release type | Electronic |
| Protection functions | LSIG (long-time, short-time, instantaneous and earth-fault) |
| Execution | Fixed |
| Rated operational voltage | up to 690 V AC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 12 kV |
| Rated service short-circuit breaking capacity | 65 kA at 220–440 V AC; 55 kA at 500–690 V AC |
| Rated ultimate short-circuit breaking capacity | 65 kA at 220–440 V AC; 55 kA at 500–690 V AC |
| Rated short-time withstand current | 55 kA for 1 s; 42 kA for 3 s |
| ABB product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA059267R1 used for?
The ABB 1SDA059267R1 is a 1000 A four-pole SACE Emax air circuit breaker designed for switching and protection of low-voltage industrial and commercial electrical distribution systems.
What protection functions does the PR121/P-LSIG trip unit provide?
The PR121/P-LSIG electronic release provides long-time, short-time, instantaneous and earth-fault protection functions, commonly abbreviated as LSIG.
What is the rated current of the ABB 1SDA059267R1?
The E2N1000 has a rated current of 1000 A.
How many poles does the ABB 1SDA059267R1 have?
The 1SDA059267R1 is a four-pole air circuit breaker, making it suitable for distribution systems requiring switching and protection of four conductors.
Is the ABB 1SDA059267R1 fixed or withdrawable?
The 1SDA059267R1 is a fixed (F) air circuit breaker designed for permanent installation within a compatible low-voltage switchboard or distribution assembly.
Trusted ABB Power Distribution Technology
ABB SACE Emax air circuit breakers provide dependable switching and comprehensive electronic protection for demanding low-voltage power distribution systems, combining high short-circuit performance with flexible protection for industrial and commercial switchgear applications.
