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1SDA055667R1 ABB E1B 1600 PR122/P-LI 1600 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA055667R1 E1B 1600 PR122/P-LI is a 1600 A three-pole fixed SACE Emax air circuit breaker with rear horizontal terminals and a PR122/P-LI R1600 electronic trip unit providing long-time overload and instantaneous short-circuit protection.
£7,479.75
Why Choose the ABB E1B 1600 PR122/P-LI Air Circuit Breaker?
The ABB E1B 1600 PR122/P-LI, order code 1SDA055667R1, is a SACE Emax fixed air circuit breaker designed for high-current low-voltage power distribution and protection. This three-pole configuration is rated at 1,600 A and features rear horizontal terminals with a PR122/P-LI R1600 electronic overcurrent release.
The PR122/P-LI release provides long-time overload and instantaneous short-circuit protection, delivering the essential LI protection functions required for feeders, busbars and other high-current distribution circuits. Electronic protection enables dependable response to sustained overloads and severe short-circuit faults.
The fixed E1B 1600 is designed for permanent installation within compatible low-voltage switchboards. It is supplied with four auxiliary contacts and circuit-breaker open/closed position indication, supporting integration with signalling, monitoring and control systems in industrial and commercial power distribution applications.
Key Advantages
- High-current 1,600 A SACE Emax air circuit breaker for demanding distribution systems.
- PR122/P-LI R1600 electronic trip unit provides long-time overload and instantaneous short-circuit protection.
- Three-pole fixed construction for permanent switchboard installation.
- Rear horizontal terminals provide a practical connection arrangement for switchboard integration.
- Four auxiliary contacts support circuit-breaker status signalling.
- Open/closed position indication facilitates operational monitoring.
- ABB SACE Emax construction supports demanding industrial, commercial and infrastructure applications.
Key Features
- ABB SACE Emax E1B series.
- 1,600 A rated current.
- Three-pole configuration.
- Fixed execution.
- Rear horizontal terminals.
- PR122/P-LI R1600 electronic overcurrent release.
- Long-time overload protection.
- Instantaneous short-circuit protection.
- Four auxiliary contacts.
- Open/closed circuit-breaker position indication.
- Designed for AC low-voltage power distribution.
- Robust mechanical and electrical operating endurance.
Electronic LI Protection for High-Current Distribution
The ABB SACE Emax E1B combines 1,600 A switching capability with electronic protection for demanding low-voltage distribution circuits. Its PR122/P-LI R1600 release provides long-time overload and instantaneous short-circuit protection, helping protect cables, busbars and downstream electrical equipment against sustained overcurrents and severe short-circuit faults.
The three-pole fixed construction with rear horizontal terminals is designed for permanent installation in low-voltage switchboards. Four auxiliary contacts and open/closed position indication allow circuit-breaker status to be incorporated into remote signalling, supervisory and control systems, while the established SACE Emax platform provides the operating endurance required for demanding power-distribution duties.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Transformer secondary distribution circuits.
- Generator and standby power distribution.
- Manufacturing and process plant switchgear.
- Commercial and infrastructure electrical installations.
- High-current feeder and busbar protection.
Technical Specifications
| Series | SACE Emax E1 |
|---|---|
| ABB order code | 1SDA055667R1 |
| Product group | 310513-New Emax |
| Product type | Air circuit breaker |
| Rated current (In) | 1600 A |
| Number of poles | 3 |
| Execution | Fixed |
| Terminal connection | Rear horizontal |
| Trip unit | PR122/P-LI R1600 |
| Release type | Electronic |
| Protection functions | L-I (long-time and instantaneous) |
| Long-time overload protection | Yes |
| Instantaneous short-circuit protection | Yes |
| Current type | AC |
| Auxiliary contacts | 4 |
| Position indication | Open / closed |
| Mechanical durability | 25,000 cycles |
| Electrical durability at up to 440 V | 10,000 cycles |
| Electrical durability at 500–690 V | 8,000 cycles |
| Maximum operating frequency | 30 cycles per hour |
| Product width | 296 mm |
| Product height | 418 mm |
| Product depth | 302 mm |
| Product net weight | 40 kg |
| EAN | 8015644570071 |
| Customs tariff number | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA055667R1?
The ABB 1SDA055667R1 is an E1B 1600 three-pole fixed SACE Emax air circuit breaker rated at 1,600 A, with rear horizontal terminals and a PR122/P-LI R1600 electronic overcurrent release.
What protection does the PR122/P-LI trip unit provide?
The PR122/P-LI electronic release provides long-time overload and instantaneous short-circuit protection.
What type of terminals does the ABB 1SDA055667R1 use?
The circuit breaker is supplied in a fixed configuration with rear horizontal terminals for connection within a compatible switchboard assembly.
How many auxiliary contacts are fitted to the ABB 1SDA055667R1?
The breaker is fitted with four auxiliary contacts together with circuit-breaker open/closed position indication for signalling and monitoring.
What is the operating endurance of the ABB 1SDA055667R1?
The breaker has a mechanical durability of 25,000 cycles. Electrical durability is 10,000 cycles at operational voltages up to 440 V and 8,000 cycles at 500–690 V.
Trusted Low-Voltage Protection from ABB
ABB SACE Emax air circuit breakers provide dependable protection and control for low-voltage power distribution systems, combining high-current switching capability, electronic protection and robust construction for demanding industrial, commercial and infrastructure installations.
