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1SDA057651R1 ABB E3H-A 2000 PR123/P-LSIG 2000 A 3-Pole Air Circuit Breaker
ABB 1SDA057651R1 is a SACE Emax E3H-A 2000 A three-pole air circuit breaker with a PR123/P-LSIG electronic trip unit providing long-time, short-time, instantaneous and ground-fault protection.
£17,382.62
Why Choose the ABB E3H-A 2000 PR123/P-LSIG Air Circuit Breaker?
The ABB E3H-A 2000 PR123/P-LSIG, order code 1SDA057651R1, is a high-performance SACE Emax air circuit breaker designed for protection and switching in demanding low-voltage electrical distribution systems. This three-pole breaker combines the robust E3H-A platform with an advanced PR123/P-LSIG electronic overcurrent release for comprehensive protection of high-current circuits.
With a rated current of 2000 A, the E3H-A is suitable for industrial, commercial and infrastructure power distribution applications. Its LSIG protection functionality provides long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection, helping safeguard conductors, switchgear and connected electrical equipment.
The PR123/P electronic trip unit provides advanced protection capabilities for electrical systems requiring accurate fault detection and coordinated circuit protection. Combined with the proven SACE Emax construction, the 1SDA057651R1 provides dependable switching and protection for main incomers, distribution feeders and other critical low-voltage circuits.
Key Advantages
- High-current 2000 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 systems.
- Advanced electronic protection supports selective and coordinated electrical system design.
- Proven ABB Emax platform for demanding industrial power distribution applications.
Key Features
- ABB SACE Emax E3H-A circuit breaker platform.
- 2000 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 Protection for High-Current Distribution
Air circuit breakers such as the ABB SACE Emax E3H-A provide switching, isolation and fault protection for high-current low-voltage distribution circuits. Electronic trip technology continuously evaluates circuit conditions and initiates interruption when configured protection thresholds are exceeded.
The PR123/P-LSIG release provides long-time protection against sustained overloads, short-time protection for selective short-circuit coordination, instantaneous protection against severe faults and ground-fault protection. This comprehensive protection makes the E3H-A 2000 well suited to sophisticated power distribution systems where reliability and coordination are essential.
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 | 1SDA057651R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Frame | E3H-A |
| Rated current | 2000 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 1SDA057651R1?
The ABB 1SDA057651R1 is a SACE Emax E3H-A three-pole air circuit breaker rated at 2000 A and equipped with a PR123/P-LSIG electronic protection release.
What protection does the PR123/P-LSIG release 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 E3H-A 2000?
This circuit breaker has a rated current of 2000 A, making it suitable for high-current low-voltage power distribution systems.
How many poles does the ABB 1SDA057651R1 have?
The 1SDA057651R1 is a three-pole circuit breaker designed for three-phase electrical distribution applications.
Where is the ABB E3H-A 2000 typically used?
It is typically used in industrial and commercial low-voltage switchboards, main incoming circuits and high-current distribution systems requiring advanced electronic circuit protection.
Trusted Protection from ABB
ABB SACE Emax air circuit breakers provide dependable switching and advanced electronic protection for demanding industrial, commercial and infrastructure low-voltage power distribution systems.
