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1SDA061121R1 ABB E2H-A 1200 PR122/P-LI 1200 A 3-Pole Withdrawable Air Circuit Breaker
ABB 1SDA061121R1 is a SACE Emax E2H-A 1200 A three-pole withdrawable air circuit breaker moving part with a PR122/P-LI R1200 electronic overcurrent release providing long-time and instantaneous protection for low-voltage power distribution systems.
£7,531.72
Why Choose the ABB 1SDA061121R1 E2H-A 1200 Circuit Breaker Moving Part?
The ABB 1SDA061121R1 is a SACE Emax E2H-A air circuit breaker moving part designed for dependable switching and protection in demanding low-voltage power distribution systems. This configuration is rated at 1200 A, uses a three-pole withdrawable design and incorporates ABB's PR122/P-LI electronic overcurrent release.
The PR122/P-LI release provides long-time and instantaneous protection, delivering LI protection against sustained overloads and severe short-circuit conditions. The R1200 release corresponds to the breaker's 1200 A rated current, with an instantaneous protection value of 18,000 A.
Designed as a withdrawable SACE Emax moving part, the 1SDA061121R1 is intended for use with a compatible fixed section. Its E2 frame, H-A performance version and electronic protection make it suitable for switchgear applications where reliable circuit protection and the maintainability advantages of withdrawable construction are required.
Key Advantages
- Genuine ABB SACE Emax E2H-A circuit breaker moving part.
- 1200 A rated current for high-current low-voltage distribution applications.
- Three-pole withdrawable configuration for compatible SACE Emax switchgear.
- Advanced PR122/P-LI electronic overcurrent release.
- LI functionality provides long-time overload and instantaneous short-circuit protection.
- 18,000 A instantaneous protection value.
- Withdrawable construction supports convenient inspection, servicing and replacement.
- Designed for demanding incoming and feeder circuit protection duties.
Key Features
- ABB SACE Emax E2H-A series.
- 1200 A rated current.
- Three-pole configuration.
- Withdrawable moving part design.
- PR122/P-LI R1200 electronic overcurrent release.
- Long-time (L) overload protection.
- Instantaneous (I) short-circuit protection.
- 18,000 A instantaneous protection value.
- E2 frame construction.
- H-A performance version within the SACE Emax family.
- UL configuration.
- Designed for use with a compatible SACE Emax fixed section.
Electronic LI Protection for Withdrawable Power Distribution Systems
The ABB SACE Emax E2H-A provides switching, isolation and overcurrent protection for high-current low-voltage electrical networks. The withdrawable construction of the 1SDA061121R1 allows the circuit breaker moving part to be used with a compatible fixed section, providing a practical arrangement for switchgear installations where inspection, maintenance and replacement flexibility are important.
Its PR122/P-LI electronic release provides long-time protection against sustained overload conditions together with instantaneous protection against severe short-circuit currents. This LI protection combination helps safeguard distribution circuits, cables, busbars and connected equipment while supporting dependable fault interruption in industrial and commercial electrical systems.
Typical Applications
- Industrial low-voltage power distribution switchboards.
- Main incoming circuit protection.
- High-current distribution feeder protection.
- Withdrawable SACE Emax switchgear assemblies.
- Manufacturing and process-industry electrical systems.
- Commercial building power distribution.
- Infrastructure electrical installations.
- Circuits requiring electronic long-time and instantaneous protection.
Technical Specifications
| Series | SACE Emax |
|---|---|
| ABB order code | 1SDA061121R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker moving part |
| Frame | E2 |
| Performance version | H-A |
| Rated current | 1200 A |
| Number of poles | 3 |
| Installation configuration | Withdrawable moving part |
| Trip unit | PR122/P-LI |
| Trip unit rating | R1200 |
| Protection functions | Long-time and instantaneous (LI) |
| Instantaneous protection value | 18,000 A |
| Configuration | UL |
Frequently Asked Questions
What is the ABB 1SDA061121R1?
The ABB 1SDA061121R1 is a SACE Emax E2H-A three-pole withdrawable air circuit breaker moving part rated at 1200 A and equipped with a PR122/P-LI electronic overcurrent release.
What is the rated current of the ABB 1SDA061121R1?
The ABB 1SDA061121R1 has a rated current of 1200 A and uses a PR122/P-LI R1200 electronic overcurrent release.
Which trip unit is fitted to the ABB 1SDA061121R1?
The circuit breaker moving part is equipped with an ABB PR122/P-LI electronic overcurrent release.
What protection functions does the PR122/P-LI provide?
The PR122/P-LI provides long-time overload protection and instantaneous short-circuit protection, collectively identified as LI protection.
Is the ABB 1SDA061121R1 fixed or withdrawable?
The 1SDA061121R1 is a withdrawable three-pole moving part designed for use with a compatible SACE Emax fixed section.
What is the instantaneous protection value of the ABB 1SDA061121R1?
This E2H-A 1200 configuration has an instantaneous protection value of 18,000 A.
Where is the ABB E2H-A 1200 withdrawable breaker typically used?
It is typically used in industrial, commercial and infrastructure low-voltage switchgear for incoming, feeder and other high-current circuit protection duties where withdrawable construction is required.
Trusted by Electrical Professionals Worldwide
ABB SACE Emax air circuit breakers are engineered for demanding low-voltage power distribution applications, combining robust switching technology, electronic protection and flexible withdrawable construction for industrial, commercial and infrastructure electrical systems.
