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1SDA061145R1 ABB E2H-A 1600 PR121/P-LSI 1600 A 3-Pole Withdrawable Air Circuit Breaker
ABB 1SDA061145R1 E2H-A 1600 SACE New Emax three-pole withdrawable air circuit breaker moving part rated at 1600 A with a PR121/P-LSI R1600 electronic trip unit for high-performance low-voltage power distribution protection.
£8,778.20
Why Choose the ABB E2H-A 1600 PR121/P-LSI Air Circuit Breaker?
The ABB E2H-A 1600 PR121/P-LSI, order code 1SDA061145R1, is a high-performance three-pole withdrawable air circuit breaker (ACB) moving part 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 R1600 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.
This configuration features a 1600 A rated current, three-pole construction and withdrawable moving-part execution. The breaker is specified with an instantaneous protection setting of 24,000 A and is supplied with four auxiliary contacts plus open/closed position indication, making it well suited to serviceable low-voltage switchgear installations.
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 R1600 electronic trip unit for dependable overcurrent protection.
- LSI functionality provides long-time, short-time and instantaneous protection.
- Withdrawable moving-part execution supports convenient inspection, servicing and replacement.
Key Features
- ABB SACE New Emax E2H-A air circuit breaker moving part.
- 1600 A rated current.
- 3-pole construction.
- PR121/P-LSI R1600 electronic overcurrent release.
- LSI protection functions for overload and short-circuit protection.
- 24,000 A instantaneous protection setting.
- Withdrawable moving-part configuration for compatible switchgear.
- Fitted with 4 auxiliary contacts and open/closed position indication.
- Designed for demanding low-voltage industrial and commercial power distribution systems.
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 compatible switchboards and switchgear assemblies, they help protect cables, busbars and connected equipment against potentially damaging overload and short-circuit conditions while supporting dependable operation of industrial and commercial electrical systems.
The PR121/P-LSI electronic trip unit combines long-time protection against sustained overloads with short-time protection for selective coordination and instantaneous protection against severe short circuits. Combined with the breaker’s withdrawable construction, this makes the E2H-A 1600 suitable for distribution systems requiring reliable electronic protection, maintainability and dependable high-current circuit control.
Typical Applications
- Main and sub-main low-voltage distribution switchboards.
- Industrial electrical distribution systems.
- Commercial building power distribution.
- Manufacturing and process facilities.
- Withdrawable switchgear and power distribution assemblies.
- Protection of feeders, busbars and high-current distribution circuits.
Technical Specifications
| Series | SACE New Emax |
|---|---|
| Order code | 1SDA061145R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker moving part |
| Rated current | 1600 A |
| Number of poles | 3 |
| Trip unit | PR121/P-LSI R1600 |
| Protection functions | LSI – Long-time, Short-time and Instantaneous |
| Instantaneous setting | 24,000 A |
| Execution | Withdrawable moving part |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Product standard/version | UL |
| EAN | 8015644636685 |
| Weight | approx. 49 kg |
| Application | Low-voltage power distribution and circuit protection |
Frequently Asked Questions
What is the ABB 1SDA061145R1 used for?
The ABB 1SDA061145R1 is a 1600 A three-pole withdrawable air circuit breaker moving part 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 equipped with a PR121/P-LSI R1600 electronic overcurrent release.
What protection unit is fitted to the 1SDA061145R1?
The breaker is equipped with an ABB PR121/P-LSI R1600 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.
Is the ABB 1SDA061145R1 fixed or withdrawable?
The 1SDA061145R1 is a withdrawable three-pole air circuit breaker moving part designed for use with compatible ABB SACE New Emax switchgear, supporting convenient inspection, servicing and replacement.
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, electronic protection and service-friendly withdrawable switchgear integration.
