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1SDA060955R1 ABB E1N-A 1200 PR121/P-LSIG 1200 A 3P Air Circuit Breaker
ABB 1SDA060955R1 is a three-pole SACE Emax E1N-A 1200 A air circuit breaker equipped with a PR121/P-LSIG electronic trip unit for overload, short-circuit and ground-fault protection.
£8,092.54
Why Choose the ABB 1SDA060955R1 E1N-A 1200 Air Circuit Breaker?
The ABB 1SDA060955R1, manufacturer designation E1N-A 1200 PR121/P-LSIG In=1200A 3p, is a SACE Emax E1N-A air circuit breaker designed for protection and switching in low-voltage power distribution systems. This three-pole circuit breaker combines a 1200 A rated current with ABB's PR121/P-LSIG electronic trip unit.
The PR121/P electronic trip unit provides comprehensive LSIG protection functions, incorporating long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection. This combination provides protection against common overcurrent and earth-fault conditions in industrial, commercial and infrastructure electrical distribution systems.
The 1SDA060955R1 combines the E1 frame with ABB's N-A performance class and a three-pole configuration. Its 1200 A current rating and electronic protection make it suitable for switchboards, main distribution circuits and feeder applications requiring dependable air circuit-breaker technology.
Key Advantages
- Genuine ABB SACE Emax E1N-A air circuit breaker.
- 1200 A rated current for substantial low-voltage distribution loads.
- Equipped with a PR121/P-LSIG electronic trip unit.
- E1N-A configuration within the SACE Emax circuit-breaker family.
- Three-pole configuration for three-phase electrical networks.
- LSIG functionality provides overload, short-circuit and ground-fault protection.
Key Features
- ABB SACE Emax E1N-A series.
- 1200 A rated current.
- PR121/P electronic trip unit.
- LSIG protection functions.
- Three-pole configuration.
- Electronic overcurrent and ground-fault protection for low-voltage networks.
- Designed for industrial, commercial and infrastructure power distribution.
- Part of the established ABB SACE Emax air circuit-breaker platform.
Comprehensive LSIG Electronic Circuit Protection
The ABB PR121/P electronic trip unit provides comprehensive protection for low-voltage electrical networks. Its LSIG configuration combines long-time protection against sustained overloads, short-time protection for short-circuit conditions, instantaneous protection for rapid interruption of severe faults and ground-fault protection for earth-fault conditions.
Combined with the E1N-A breaker platform, the PR121/P release makes the 1SDA060955R1 suitable for distribution systems where dependable switching and electronic fault protection are required. The combination of a 1200 A current rating and LSIG protection supports demanding main distribution, incoming supply and feeder applications.
Typical Applications
- Industrial low-voltage switchboards.
- Main electrical distribution panels.
- Commercial building power distribution.
- Manufacturing and process facilities.
- Infrastructure electrical distribution.
- Main incoming and feeder circuit protection.
- ABB SACE Emax circuit-breaker installations.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Order code / MPN | 1SDA060955R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Breaker type | E1N-A |
| Frame | E1 |
| Performance class | N-A |
| Rated current (In) | 1200 A |
| Number of poles | 3P |
| Trip unit | PR121/P |
| Protection functions | LSIG |
| Long-time protection (L) | Overload protection |
| Short-time protection (S) | Short-circuit protection with time delay |
| Instantaneous protection (I) | Instantaneous short-circuit protection |
| Ground-fault protection (G) | Earth / ground-fault protection |
| Application | Low-voltage power distribution and circuit protection |
Frequently Asked Questions
What is the ABB 1SDA060955R1 used for?
The ABB 1SDA060955R1 is a three-pole SACE Emax E1N-A air circuit breaker designed for switching and protecting low-voltage electrical distribution systems.
What is the rated current of the ABB 1SDA060955R1?
The E1N-A circuit breaker has a rated current of 1200 A.
What protection functions does the PR121/P trip unit provide?
The fitted PR121/P-LSIG electronic trip unit provides long-time overload, short-time short-circuit, instantaneous short-circuit and ground-fault protection.
What does LSIG mean on the ABB 1SDA060955R1?
LSIG denotes long-time, short-time, instantaneous and ground-fault protection functions provided by the PR121/P electronic trip unit.
What does E1N-A identify on the ABB 1SDA060955R1?
E1N-A identifies the SACE Emax E1 frame and N-A performance class, distinguishing this circuit breaker from other configurations within the Emax family.
Trusted ABB Power Distribution Technology
ABB SACE Emax air circuit breakers combine dependable high-current switching with electronic protection, providing robust circuit protection for industrial, commercial and infrastructure low-voltage distribution systems.
