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1SDA057845R1 ABB E4S-A 3200 PR123/P-LSIG 3200 A 3-Pole Air Circuit Breaker
ABB 1SDA057845R1 is a SACE Emax E4S-A 3200 A three-pole air circuit breaker with a PR123/P-LSIG electronic trip unit providing long-time, short-time, instantaneous and ground-fault protection.
£33,304.53
Why Choose the ABB E4S-A 3200 PR123/P-LSIG Air Circuit Breaker?
The ABB E4S-A 3200 PR123/P-LSIG, order code 1SDA057845R1, is a high-performance SACE Emax air circuit breaker designed for demanding low-voltage power distribution systems. Built around the E4S-A platform, this three-pole breaker incorporates a PR123/P-LSIG electronic trip unit to provide comprehensive protection for critical high-current electrical circuits.
With a rated current of 3200 A, the E4S-A is suited to substantial industrial, commercial and infrastructure distribution networks. Its LSIG protection functions provide long-time protection against overloads, short-time protection for coordinated short-circuit response, instantaneous protection against severe short circuits and ground-fault protection.
The combination of robust air circuit breaker construction and advanced electronic protection makes the 1SDA057845R1 suitable for critical distribution duties where dependable switching and fault interruption are required. As part of the ABB SACE Emax family, it is well suited to main incomers, high-current feeders and other important three-phase distribution circuits.
Key Advantages
- High-current 3200 A SACE Emax air circuit breaker.
- PR123/P-LSIG electronic trip unit for comprehensive circuit protection.
- LSIG functionality provides long-time, short-time, instantaneous and ground-fault protection.
- Three-pole configuration for three-phase low-voltage distribution.
- Short-time protection supports selective coordination within distribution systems.
- Ground-fault protection adds protection against earth-fault conditions.
- ABB E4S-A platform designed for demanding high-current distribution duties.
Key Features
- ABB SACE Emax E4S-A circuit breaker platform.
- 3200 A rated current.
- Three-pole construction.
- PR123/P-LSIG electronic overcurrent release.
- Long-time overload protection.
- Short-time short-circuit protection.
- Instantaneous short-circuit protection.
- Ground-fault protection.
- Designed for high-current low-voltage electrical distribution.
Advanced LSIG Protection for High-Current Distribution
Air circuit breakers such as the ABB SACE Emax E4S-A provide switching, isolation and fault protection within high-current low-voltage distribution systems. Electronic trip technology monitors circuit conditions and initiates breaker operation when configured protection thresholds are exceeded, helping safeguard switchgear, conductors and connected electrical equipment.
The PR123/P-LSIG release combines long-time overload protection, short-time protection for selective coordination, instantaneous protection against severe short circuits and ground-fault protection. These functions provide a comprehensive protection arrangement for high-current feeders, main distribution circuits and other critical electrical installations.
Typical Applications
- Industrial low-voltage switchboards.
- Main incoming electrical distribution circuits.
- High-current distribution feeders.
- Manufacturing and process plants.
- Commercial and infrastructure power systems.
- Transformer and generator distribution systems.
Technical Specifications
| Series | SACE Emax / New Emax |
|---|---|
| ABB order code | 1SDA057845R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame | E4S-A |
| Rated current | 3200 A |
| Number of poles | 3 |
| Trip unit | PR123/P-LSIG |
| Protection functions | Long-time, short-time, instantaneous and ground fault (LSIG) |
| Application | Low-voltage power distribution |
Frequently Asked Questions
What is the ABB 1SDA057845R1?
The ABB 1SDA057845R1 is a SACE Emax E4S-A three-pole air circuit breaker rated at 3200 A and equipped with a PR123/P-LSIG electronic trip unit.
What protection does the PR123/P-LSIG trip unit provide?
The PR123/P-LSIG provides long-time, short-time, instantaneous and ground-fault protection, collectively identified as LSIG protection.
What is the rated current of the ABB E4S-A 3200?
The ABB 1SDA057845R1 has a rated current of 3200 A, making it suitable for demanding high-current low-voltage distribution circuits.
How many poles does the ABB 1SDA057845R1 have?
The 1SDA057845R1 is a three-pole air circuit breaker intended for three-phase electrical distribution applications.
Where is the ABB E4S-A 3200 typically used?
It is typically used in industrial and commercial switchboards, main incoming circuits, high-current feeders and other low-voltage distribution systems requiring comprehensive electronic overload, short-circuit and ground-fault protection.
Trusted Protection from ABB
ABB SACE Emax air circuit breakers combine robust high-current switching with advanced electronic protection for demanding industrial, commercial and infrastructure low-voltage power distribution systems.
