Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SDA056088R1 ABB E2L1600 PR121/P-LI 1600A 4P Fixed Air Circuit Breaker
ABB 1SDA056088R1 is a SACE Emax E2L 1600 four-pole 1600 A fixed air circuit breaker with rear horizontal terminals and a PR121/P-LI R1600 electronic overcurrent release for high-current low-voltage circuit protection.
£10,899.32
Why Choose the ABB E2L1600 PR121/P-LI 1600A 4P Fixed Air Circuit Breaker?
The ABB E2L1600 PR121/P-LI, order code 1SDA056088R1, is a high-performance SACE Emax air circuit breaker designed for switching and protection in demanding low-voltage power distribution systems. As part of the ABB SACE Emax E2L series, this four-pole fixed circuit breaker is rated at 1600 A and incorporates the PR121/P-LI R1600 electronic overcurrent release.
The PR121/P-LI trip unit provides long-time overload (L) and instantaneous short-circuit (I) protection, helping protect electrical distribution circuits against sustained overcurrents and severe short-circuit faults. This electronic protection arrangement makes the breaker suitable for main distribution and feeder applications where dependable high-current protection is required.
This E2L1600 configuration features a four-pole fixed execution with rear horizontal terminals. The E2L performance level is engineered for high fault-current applications, while the fixed construction provides a robust solution for permanent installation within industrial, commercial and infrastructure low-voltage switchboards.
Key Advantages
- High-performance 1600 A SACE Emax air circuit breaker.
- Advanced PR121/P electronic overcurrent release for dependable circuit protection.
- LI protection provides long-time overload and instantaneous short-circuit protection.
- Four-pole configuration suitable for three-phase distribution systems incorporating a neutral conductor.
- Fixed execution with rear horizontal terminals for permanent switchboard installation.
- Part of ABB's established SACE Emax E2L high-performance air circuit breaker range.
Key Features
- ABB SACE Emax E2L 1600 air circuit breaker.
- 1600 A rated current.
- Four-pole configuration.
- PR121/P-LI R1600 electronic overcurrent release.
- Long-time overload protection (L).
- Instantaneous short-circuit protection (I).
- Fixed circuit breaker execution.
- Rear horizontal terminals.
- Fitted with four auxiliary contacts.
- Integrated open/closed circuit breaker position indication.
High-Performance Protection for Low-Voltage Power Distribution
Air circuit breakers such as the ABB SACE Emax E2L1600 provide switching and protection for high-current low-voltage distribution circuits. The electronic overcurrent release monitors circuit current and initiates breaker operation when configured protection thresholds are exceeded, helping protect cables, busbars, switchgear and connected electrical equipment.
The PR121/P-LI release combines long-time overload and instantaneous short-circuit protection within an electronic trip unit. Together with the E2L frame's high-performance construction and four-pole fixed configuration, this breaker provides dependable protection for main distribution and feeder circuits in demanding electrical installations.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Manufacturing and process plant switchgear.
- Commercial building electrical distribution.
- Infrastructure and utility installations.
- Main incomer and high-current feeder protection.
- Four-pole three-phase distribution systems incorporating neutral switching.
Technical Specifications
| Product family | SACE Emax |
|---|---|
| Series / frame | E2L 1600 |
| ABB order code | 1SDA056088R1 |
| Product type | Air circuit breaker |
| Rated current (In) | 1600 A |
| Number of poles | 4 |
| Trip unit | PR121/P-LI R1600 |
| Release type | Electronic |
| Protection functions | LI |
| Long-time protection | L |
| Instantaneous protection | I |
| Execution | Fixed |
| Terminal configuration | Rear horizontal terminals |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Weight | 68 kg |
| EAN | 8015644574284 |
| HS code | 85362090 |
| Product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA056088R1?
The ABB 1SDA056088R1 is a SACE Emax E2L 1600 four-pole fixed air circuit breaker rated at 1600 A, fitted with rear horizontal terminals and a PR121/P-LI R1600 electronic overcurrent release.
What is the rated current of the ABB E2L1600 PR121/P-LI?
The circuit breaker is rated at 1600 A and is designed for high-current low-voltage power distribution applications.
What does LI protection mean on the PR121/P trip unit?
LI denotes long-time overload protection and instantaneous short-circuit protection, providing protection against sustained overcurrents and severe short-circuit faults.
How many poles does ABB 1SDA056088R1 have?
The ABB 1SDA056088R1 is a four-pole circuit breaker, suitable for three-phase distribution systems where the neutral conductor is incorporated into the breaker configuration.
Is the ABB 1SDA056088R1 fixed or withdrawable?
This model is a fixed circuit breaker with rear horizontal terminals, intended for permanent installation within a compatible low-voltage switchboard.
Which trip unit is fitted to the ABB 1SDA056088R1?
The breaker is equipped with the ABB PR121/P-LI R1600 electronic overcurrent release, providing long-time overload and instantaneous short-circuit protection.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax air circuit breakers are widely used in demanding low-voltage power distribution systems, providing dependable high-current switching and electronic circuit protection for industrial, commercial and infrastructure installations.
