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1SDA061115R1 ABB E2H-A 1200 PR121/P-LSIG 1200 A 3-Pole Air Circuit Breaker
ABB 1SDA061115R1 E2H-A 1200 is a 1200 A three-pole SACE Emax air circuit breaker with a PR121/P electronic overcurrent release and LSIG protection for demanding low-voltage power distribution.
£10,978.91
Why Choose the ABB 1SDA061115R1 E2H-A 1200 Air Circuit Breaker?
The ABB 1SDA061115R1 is a high-performance E2H-A 1200 air circuit breaker (ACB) designed for protection and switching in demanding low-voltage power distribution systems. Part of the established ABB SACE Emax series, this three-pole breaker combines a 1200 A rated current with the PR121/P electronic overcurrent release for dependable protection in industrial, commercial and infrastructure installations.
The breaker is equipped with an ABB PR121/P electronic trip unit with LSIG protection functions, providing long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection. This comprehensive protection combination supports coordinated distribution-system design while extending protection to earth-fault conditions.
With its E2H-A performance level, three-pole construction and 1200 A current rating, the 1SDA061115R1 is suitable for substantial incoming, feeder and distribution duties. Its SACE Emax architecture combines robust switching capability with electronic protection for low-voltage switchgear where reliability, selectivity and continuity of electrical service are important.
Key Advantages
- High-performance 1200 A air circuit breaker for demanding low-voltage distribution systems.
- PR121/P electronic trip unit provides dependable electronic overcurrent protection.
- LSIG protection functions cover long-time, short-time, instantaneous and earth-fault conditions.
- Three-pole construction for three-phase low-voltage power distribution.
- Short-time protection supports improved selectivity and coordination between protective devices.
- Integrated earth-fault protection adds protection against qualifying ground-fault conditions.
- Part of the proven ABB SACE Emax E2H-A circuit-breaker platform.
Key Features
- ABB SACE Emax E2H-A 1200 air circuit breaker.
- 1200 A rated current.
- 3-pole configuration.
- PR121/P electronic overcurrent release.
- LSIG protection for long-time, short-time, instantaneous and earth-fault conditions.
- Electronic protection designed for coordinated low-voltage distribution systems.
- E2H-A performance class for demanding power distribution duties.
- Suitable for industrial, commercial and infrastructure switchgear applications.
Advanced LSIG Protection for Power Distribution
Air circuit breakers such as the ABB E2H-A 1200 provide switching and protection for high-current low-voltage distribution circuits. They are commonly applied to incoming, feeder and distribution duties where dependable interruption of overload and short-circuit faults is essential for maintaining electrical system safety, availability and continuity of service.
The PR121/P electronic trip unit provides LSIG protection, combining long-time overload, short-time short-circuit and instantaneous protection with an earth-fault protection function. This combination supports coordinated protection strategies and enables the breaker to respond to a broad range of abnormal current conditions within suitable low-voltage distribution systems.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Incoming and feeder circuit protection.
- Manufacturing and process plant electrical systems.
- Commercial and infrastructure power distribution.
- Distribution systems requiring LSIG electronic protection.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA061115R1 |
| ABB product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Rated current | 1200 A |
| Number of poles | 3 |
| Trip unit | PR121/P electronic overcurrent release |
| Protection functions | LSIG (long-time, short-time, instantaneous and earth-fault) |
| Breaker family | E2H-A |
Frequently Asked Questions
What is the ABB 1SDA061115R1 used for?
The ABB 1SDA061115R1 is a 1200 A air circuit breaker used for switching and protecting high-current low-voltage power distribution circuits in industrial, commercial and infrastructure systems.
What is the rated current of the ABB E2H-A 1200?
The ABB 1SDA061115R1 has a rated current of 1200 A.
Which trip unit is fitted to the ABB 1SDA061115R1?
The breaker is fitted with an ABB PR121/P electronic overcurrent release configured with LSIG protection functions.
What does LSIG protection mean?
LSIG provides long-time overload protection, short-time short-circuit protection, instantaneous short-circuit protection and earth-fault protection for comprehensive low-voltage circuit protection.
How many poles does the ABB 1SDA061115R1 have?
The 1SDA061115R1 is a three-pole E2H-A 1200 air circuit breaker intended for three-phase low-voltage power distribution applications.
Trusted ABB Power Distribution Technology
ABB SACE Emax air circuit breakers are engineered for dependable protection, switching and control in demanding low-voltage power distribution systems, combining high-current capability with advanced electronic protection and flexible system coordination.
