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1SDA061143R1 ABB E2H-A 1600 PR121/P-LSI 1600 A 3-Pole Air Circuit Breaker
ABB 1SDA061143R1 E2H-A 1600 SACE New Emax three-pole air circuit breaker rated at 1600 A with a PR121/P-LSI electronic trip unit providing long-time, short-time and instantaneous protection for demanding low-voltage distribution systems.
£7,887.22
Why Choose the ABB E2H-A 1600 PR121/P-LSI Air Circuit Breaker?
The ABB E2H-A 1600 PR121/P-LSI, order code 1SDA061143R1, is a high-performance three-pole air circuit breaker (ACB) designed for switching and protection in demanding low-voltage electrical distribution systems. As part of the ABB SACE New Emax range, this E2H-A configuration combines a 1600 A rated current with the PR121/P electronic overcurrent release for dependable protection in industrial and commercial power distribution applications.
Equipped with an ABB PR121/P-LSI electronic trip unit, the breaker provides long-time, short-time and instantaneous overcurrent protection. These LSI functions help protect cables, busbars and connected electrical equipment against sustained overloads and short-circuit conditions while supporting selective protection and dependable operation of the wider distribution system.
With its 1600 A rated current and three-pole construction, the E2H-A 1600 is designed for high-current three-phase distribution applications. The E2H performance class is suited to installations requiring robust interruption capability and reliable electronic protection within low-voltage switchboards and power distribution assemblies.
Key Advantages
- High-performance ABB SACE New Emax E2H-A air circuit breaker.
- 1600 A rated current for demanding high-current distribution applications.
- Three-pole configuration for three-phase electrical systems.
- PR121/P-LSI electronic trip unit for dependable overcurrent protection.
- LSI functionality provides long-time, short-time and instantaneous protection.
- Designed for integration into industrial and commercial low-voltage switchgear.
Key Features
- ABB SACE New Emax E2H-A air circuit breaker.
- 1600 A rated current.
- 3-pole construction.
- PR121/P-LSI electronic overcurrent release.
- Long-time protection against sustained overload conditions.
- Short-time protection supporting selective coordination.
- Instantaneous protection against severe short-circuit currents.
- High-performance E2H breaker platform for demanding distribution systems.
- Designed for low-voltage industrial and commercial power distribution.
High-Performance Protection for Low-Voltage Distribution Systems
Air circuit breakers such as the ABB E2H-A provide switching, isolation and overcurrent protection for high-current low-voltage distribution circuits. Installed within electrical switchboards and power distribution assemblies, they help protect cables, busbars and connected equipment against potentially damaging overload and short-circuit conditions.
The PR121/P-LSI electronic trip unit combines long-time protection against sustained overloads with short-time and instantaneous short-circuit protection. This combination makes the E2H-A 1600 suitable for distribution systems requiring reliable electronic protection, selective coordination and dependable control of high-current three-phase circuits.
Typical Applications
- Main and sub-main low-voltage distribution switchboards.
- Industrial electrical distribution systems.
- Commercial building power distribution.
- Manufacturing and process facilities.
- Power distribution and switchgear assemblies.
- Protection of feeders, busbars and high-current distribution circuits.
Technical Specifications
| Series | SACE New Emax |
|---|---|
| Order code | 1SDA061143R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Rated current | 1600 A |
| Number of poles | 3 |
| Trip unit | PR121/P-LSI |
| Protection functions | LSI – Long-time, Short-time and Instantaneous |
| Application | Low-voltage power distribution and circuit protection |
Frequently Asked Questions
What is the ABB 1SDA061143R1 used for?
The ABB 1SDA061143R1 is a 1600 A three-pole air circuit breaker used for switching and protecting high-current low-voltage electrical distribution circuits in industrial and commercial installations.
What is the rated current of the ABB E2H-A 1600?
This E2H-A configuration has a rated current of 1600 A and is intended for demanding three-phase low-voltage power distribution applications.
What protection unit is fitted to the 1SDA061143R1?
The breaker is equipped with an ABB PR121/P-LSI electronic trip unit providing long-time, short-time and instantaneous overcurrent protection.
What does LSI protection mean?
LSI represents long-time, short-time and instantaneous protection, providing electronic protection against sustained overloads and different levels of short-circuit current.
Where is the ABB E2H-A 1600 typically used?
The E2H-A 1600 is typically used in low-voltage switchboards and power distribution systems serving industrial plants, commercial facilities, manufacturing sites and other high-current electrical installations.
Trusted ABB Low-Voltage Circuit Protection
ABB SACE New Emax air circuit breakers provide dependable switching and protection for demanding low-voltage power distribution systems, combining robust breaker technology with electronic protection functions for industrial and commercial electrical installations.
