Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SDA057837R1 ABB E4S-A 3200 PR122/P-LSIG 3200 A 3-Pole Air Circuit Breaker
ABB 1SDA057837R1 is a SACE Emax E4S-A 3200 three-pole air circuit breaker rated at 3200 A and equipped with a PR122/P-LSIG electronic overcurrent release for long-time, short-time, instantaneous and ground-fault protection.
£28,789.58
Why Choose the ABB E4S-A 3200 PR122/P-LSIG Air Circuit Breaker?
The ABB E4S-A 3200 PR122/P-LSIG, order code 1SDA057837R1, is a high-performance SACE Emax air circuit breaker designed for protection and switching in demanding low-voltage power distribution systems. Rated at 3200 A, this three-pole breaker combines the E4S-A frame with ABB's advanced PR122/P-LSIG electronic overcurrent release for comprehensive electrical protection.
As part of the ABB SACE Emax range, the E4S-A is engineered for industrial switchboards, power distribution assemblies and infrastructure installations requiring high current capacity and dependable protection. Its electronic trip technology supports coordinated protection of important distribution circuits while the Emax platform provides the robust construction required for demanding electrical environments.
The E4S-A 3200 configuration has a rated current of 3200 A and a three-pole arrangement. The PR122/P-LSIG trip unit provides long-time, short-time, instantaneous and ground-fault protection, allowing the breaker to protect against sustained overloads, short circuits and ground faults in high-current three-phase distribution systems.
Key Advantages
- Heavy-duty 3200 A air circuit breaker for high-current power distribution.
- PR122/P-LSIG electronic trip unit provides comprehensive overcurrent and ground-fault protection.
- Three-pole configuration for three-phase electrical distribution systems.
- Advanced LSIG protection functions support selective and coordinated system protection.
- E4S-A frame designed for demanding industrial and infrastructure switchgear applications.
- Electronic protection provides flexible control of important overcurrent protection functions.
- Part of the proven ABB SACE Emax air circuit breaker platform.
Key Features
- ABB SACE Emax E4S-A 3200 air circuit breaker.
- 3200 A rated current.
- 3-pole configuration.
- PR122/P-LSIG electronic overcurrent release.
- Long-time (L) overload protection.
- Short-time (S) short-circuit protection.
- Instantaneous (I) short-circuit protection.
- Ground-fault (G) protection.
- Designed for high-current low-voltage switchgear and power distribution.
- Part of ABB's New Emax product family.
Reliable Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E4S-A protect low-voltage electrical systems against damaging overload, short-circuit and ground-fault conditions. The PR122/P-LSIG electronic release combines multiple protection functions in one trip unit, enabling the breaker to respond appropriately to different types and levels of electrical fault.
With its 3200 A current rating, the E4S-A 3200 is suited to major distribution circuits in industrial and commercial electrical systems. Its LSIG protection capability makes it particularly useful where coordinated protection and reliable isolation of high-current circuits are important to system availability and equipment protection.
Typical Applications
- Industrial low-voltage switchboards.
- Main incoming and distribution circuit protection.
- Power distribution centres and switchgear assemblies.
- Manufacturing and process plants.
- Commercial and infrastructure power distribution.
- High-current three-phase electrical distribution systems.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Order code / MPN | 1SDA057837R1 |
| Product type | Air circuit breaker |
| Frame | E4S-A 3200 |
| Rated current | 3200 A |
| Number of poles | 3 |
| Trip unit | PR122/P-LSIG |
| Protection functions | Long-time (L), short-time (S), instantaneous (I) and ground fault (G) |
| Application | Low-voltage power distribution and switchgear |
| ABB product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA057837R1?
The ABB 1SDA057837R1 is a SACE Emax E4S-A 3200 three-pole air circuit breaker rated at 3200 A and equipped with a PR122/P-LSIG electronic overcurrent release.
What is the rated current of the ABB E4S-A 3200 PR122/P-LSIG?
The breaker has a rated current of 3200 A, making it suitable for high-current low-voltage power distribution applications.
What protection functions does the PR122/P-LSIG trip unit provide?
The PR122/P-LSIG provides long-time overload, short-time, instantaneous short-circuit and ground-fault protection.
How many poles does ABB 1SDA057837R1 have?
The ABB 1SDA057837R1 has a three-pole configuration for three-phase low-voltage power distribution systems.
What does LSIG mean on the ABB PR122/P trip unit?
LSIG identifies the four principal protection functions: long-time (L), short-time (S), instantaneous (I) and ground-fault (G) protection.
Where is the ABB E4S-A 3200 typically used?
It is typically used in industrial switchboards, main distribution systems, power distribution centres and infrastructure installations requiring high-current circuit protection.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax air circuit breakers are designed for demanding low-voltage power distribution applications, combining robust switching performance, advanced electronic protection and flexible configurations for industrial and infrastructure systems.
