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1SDA061211R1 ABB E4L-A 3600 PR121/P-LSIG 3600 A 3-Pole Air Circuit Breaker
ABB 1SDA061211R1 E4L-A 3600 SACE New Emax three-pole air circuit breaker rated at 3600 A with a PR121/P-LSIG electronic trip unit providing long-time, short-time, instantaneous and ground-fault protection for high-capacity low-voltage distribution systems.
£27,909.20
Why Choose the ABB E4L-A 3600 PR121/P-LSIG Air Circuit Breaker?
The ABB E4L-A 3600 PR121/P-LSIG, order code 1SDA061211R1, is a high-performance three-pole air circuit breaker (ACB) designed for protection and switching in demanding low-voltage electrical distribution systems. As part of the ABB SACE New Emax range, this E4L-A configuration combines a 3600 A rated current with the PR121/P electronic trip unit for dependable protection of high-current industrial and commercial power networks.
Equipped with an ABB PR121/P-LSIG electronic trip unit, the breaker provides long-time, short-time, instantaneous and ground-fault protection. These LSIG functions provide comprehensive electronic protection against overloads, short circuits and ground faults, helping safeguard cables, busbars and connected electrical equipment while supporting coordinated protection throughout the distribution system.
With its 3600 A rated current and three-pole construction, the E4L-A 3600 is intended for high-capacity three-phase distribution applications. The E4L performance class is designed for demanding installations requiring robust interruption capability, comprehensive electronic protection and reliable integration into low-voltage switchboards and power distribution assemblies.
Key Advantages
- High-performance ABB SACE New Emax E4L-A air circuit breaker.
- 3600 A rated current for demanding high-current distribution applications.
- Three-pole configuration for three-phase electrical systems.
- PR121/P-LSIG electronic trip unit for comprehensive circuit protection.
- LSIG functionality provides long-time, short-time, instantaneous and ground-fault protection.
- Designed for high-capacity industrial and commercial low-voltage switchgear.
Key Features
- ABB SACE New Emax E4L-A air circuit breaker.
- 3600 A rated current.
- 3-pole construction.
- PR121/P-LSIG electronic overcurrent release.
- Long-time protection against sustained overload conditions.
- Short-time protection supporting selective coordination.
- Instantaneous protection against severe short-circuit currents.
- Ground-fault protection for enhanced distribution-system protection.
- High-performance E4L breaker platform for demanding power distribution systems.
High-Performance Protection for Low-Voltage Distribution Systems
Air circuit breakers such as the ABB E4L-A provide switching, isolation and electronic 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, short-circuit and ground-fault conditions.
The PR121/P-LSIG electronic trip unit combines long-time overload protection with short-time protection for selective coordination, instantaneous protection against severe short circuits and ground-fault protection. Together with the breaker’s 3600 A current rating, these functions make the E4L-A suitable for high-capacity distribution systems requiring comprehensive electronic protection and dependable control of three-phase circuits.
Typical Applications
- Main low-voltage distribution switchboards.
- High-current industrial electrical distribution systems.
- Commercial and infrastructure power distribution.
- Manufacturing and process facilities.
- Power distribution and switchgear assemblies.
- Protection of main feeders, busbars and high-current distribution circuits.
Technical Specifications
| Series | SACE New Emax |
|---|---|
| Order code | 1SDA061211R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Rated current | 3600 A |
| Number of poles | 3 |
| Trip unit | PR121/P-LSIG |
| Protection functions | LSIG – Long-time, Short-time, Instantaneous and Ground-fault |
| Application | Low-voltage power distribution and circuit protection |
Frequently Asked Questions
What is the ABB 1SDA061211R1 used for?
The ABB 1SDA061211R1 is a 3600 A three-pole air circuit breaker used for switching and protecting high-current low-voltage electrical distribution circuits in demanding industrial and commercial installations.
What is the rated current of the ABB E4L-A 3600?
This E4L-A configuration has a rated current of 3600 A, making it suitable for high-capacity low-voltage power distribution applications.
What protection unit is fitted to the 1SDA061211R1?
The breaker is equipped with an ABB PR121/P-LSIG electronic trip unit, providing long-time, short-time, instantaneous and ground-fault protection.
What does LSIG protection mean?
LSIG represents long-time, short-time, instantaneous and ground-fault protection, providing comprehensive electronic protection against overloads, short circuits and ground faults.
Where is the ABB E4L-A 3600 typically used?
The E4L-A 3600 is typically used in high-capacity low-voltage switchboards and power distribution systems serving industrial plants, manufacturing facilities, commercial infrastructure 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 high-current performance, robust breaker technology and comprehensive electronic protection for industrial and commercial electrical installations.
