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1SDA060791R1 ABB E3H-A 800 PR121/P-LSI 800 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA060791R1 is an 800 A three-pole fixed SACE Emax E3H-A air circuit breaker with a PR121/P-LSI electronic overcurrent release and horizontal rear terminals for low-voltage power distribution.
£8,279.54
Why Choose the ABB 1SDA060791R1 E3H-A 800 Air Circuit Breaker?
The ABB 1SDA060791R1 is a high-performance SACE Emax E3H-A 800 air circuit breaker designed for reliable switching and protection in demanding low-voltage power distribution systems. Identified by ABB as E3H-A 800 PR121/P-LSI In=800A 3p F, this three-pole fixed circuit breaker combines an 800 A rated current with the ABB PR121/P electronic overcurrent release.
As part of the established ABB SACE Emax range, the E3H-A is engineered for industrial switchboards where dependable overload and short-circuit protection are essential. Its PR121/P-LSI electronic trip unit provides long-time, short-time and instantaneous protection functions, supporting coordinated protection of electrical distribution circuits and connected equipment.
This version features a three-pole fixed construction with horizontal rear terminals. The breaker uses an R800 overcurrent release with an instantaneous release reference of 12000 A and is fitted with four auxiliary contacts and open/closed position indication for integration into professional low-voltage switchgear.
Key Advantages
- Genuine ABB SACE Emax E3H-A 800 air circuit breaker.
- 800 A rated current for industrial low-voltage power distribution.
- PR121/P electronic trip unit for dependable electronic circuit protection.
- LSI protection functions covering long-time, short-time and instantaneous overcurrent conditions.
- Fixed three-pole construction for permanent switchboard installations.
- Horizontal rear terminals provide a practical connection arrangement for switchgear integration.
- Fitted with four auxiliary contacts and open/closed position indication.
Key Features
- ABB SACE Emax E3H-A series.
- 800 A rated current (In).
- Three-pole configuration.
- Fixed mounting version.
- PR121/P-LSI electronic overcurrent release.
- Long-time (L) overload protection.
- Short-time (S) selective short-circuit protection.
- Instantaneous (I) short-circuit protection.
- R800 overcurrent release.
- 12000 A instantaneous release reference.
- Horizontal rear (HR) terminals.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
- UL configuration for professional low-voltage switchgear applications.
Advanced Protection for Low-Voltage Distribution
Air circuit breakers such as the ABB SACE Emax E3H-A provide switching, isolation and protection for high-current low-voltage electrical distribution circuits. The breaker interrupts abnormal currents to help protect conductors, switchgear and connected equipment against damage caused by overloads and short-circuit faults.
The PR121/P-LSI electronic trip unit gives the ABB 1SDA060791R1 long-time, short-time and instantaneous protection functions for coordinated electrical protection. Combined with its 800 A three-pole fixed construction, R800 release and horizontal rear terminals, the breaker provides a robust solution for industrial, commercial and infrastructure low-voltage distribution systems.
Typical Applications
- Industrial low-voltage switchboards.
- Main and sub-main electrical distribution systems.
- Manufacturing and process plants.
- Commercial building power distribution.
- Industrial machinery and plant distribution systems.
- Infrastructure and engineered low-voltage switchgear.
Technical Specifications
| Series | SACE Emax |
|---|---|
| Frame / type | E3H-A 800 |
| Model / product designation | E3H-A 800 PR121/P-LSI In=800A 3p F |
| Order code / product ID | 1SDA060791R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Rated current (In) | 800 A |
| Release rated current | 800 A |
| Number of poles | 3 |
| Mounting version | Fixed |
| Trip unit | PR121/P |
| Protection functions | LSI |
| Long-time protection | L |
| Short-time protection | S |
| Instantaneous protection | I |
| Instantaneous release reference | 12000 A |
| Terminal configuration | Horizontal rear (HR) |
| Auxiliary contacts | 4 |
| Position indication | Open/closed |
| Configuration | UL |
| Product net weight | 60 kg |
| EAN | 8015644633141 |
| HS code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA060791R1 used for?
The ABB 1SDA060791R1 is an 800 A three-pole fixed SACE Emax E3H-A air circuit breaker used for switching and protecting low-voltage electrical distribution circuits.
What is the rated current of the ABB 1SDA060791R1?
The circuit breaker has a rated current of 800 A and is equipped with an R800 electronic overcurrent release.
What trip unit is fitted to the ABB 1SDA060791R1?
The breaker is equipped with an ABB PR121/P electronic trip unit configured with LSI protection functions.
What does LSI protection mean on the ABB 1SDA060791R1?
LSI provides long-time, short-time and instantaneous protection, helping protect electrical distribution systems against overload and short-circuit conditions.
Is the ABB 1SDA060791R1 fixed or withdrawable?
The 1SDA060791R1 is a fixed three-pole air circuit breaker with horizontal rear terminals for permanent installation within a compatible low-voltage switchboard.
Trusted ABB Power Distribution Technology
ABB SACE Emax air circuit breakers are engineered for professional low-voltage power distribution, combining dependable switching and electronic protection with robust construction for industrial, commercial and infrastructure electrical systems.
