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1SDA057036R1 ABB E6H 6300 PR122/P-LSI 6300A 4-Pole Withdrawable Air Circuit Breaker
ABB 1SDA057036R1 E6H 6300 PR122/P-LSI is a 6300 A four-pole withdrawable SACE Emax air circuit breaker moving part with an R6300 PR122/P electronic release providing LSI overcurrent protection.
£73,818.38
Why Choose the ABB E6H 6300 PR122/P-LSI 6300A 4-Pole Withdrawable Air Circuit Breaker?
The ABB E6H 6300 PR122/P-LSI, order code 1SDA057036R1, is a high-capacity SACE Emax air circuit breaker moving part designed for protection and switching in demanding low-voltage electrical distribution systems. Part of the ABB SACE Emax E6H series, this configuration combines a 6300 A rated current, four-pole construction and withdrawable execution with ABB's PR122/P electronic protection technology.
The breaker is equipped with a PR122/P-LSI electronic overcurrent release, providing long-time, short-time and instantaneous protection functions. These protection functions help safeguard major distribution circuits against sustained overloads and short-circuit conditions while supporting selective coordination within complex industrial and infrastructure electrical networks.
With a rated current of 6300 A, a four-pole configuration and withdrawable moving-part construction, the E6H 6300 PR122/P-LSI is engineered for very high-current switchgear where high breaking performance, maintainability and dependable electronic protection are required. Its E6H performance class provides 100 kA short-circuit capability at 415 V AC, making it suitable for critical main distribution applications.
Key Advantages
- Very high-capacity 6300 A SACE Emax air circuit breaker for major low-voltage distribution systems.
- Four-pole construction for high-current switching and circuit protection.
- PR122/P-LSI electronic trip unit provides long-time, short-time and instantaneous protection.
- Withdrawable moving-part execution supports servicing and maintenance in compatible SACE Emax switchgear.
- 100 kA short-circuit capability at 415 V AC for demanding high-fault-level installations.
- Supplied with four auxiliary contacts and circuit-breaker open/closed position indication.
Key Features
- ABB SACE Emax E6H series.
- 6300 A rated current.
- Four-pole configuration.
- Withdrawable circuit-breaker moving part.
- PR122/P electronic overcurrent release.
- LSI protection functions: long-time, short-time and instantaneous.
- R6300 overcurrent release rating.
- 100 kA E6H short-circuit performance at 415 V AC.
- Four auxiliary contacts.
- Circuit-breaker open/closed position indication.
Reliable LSI Protection for Very High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E6H protect major low-voltage distribution circuits against overload and short-circuit conditions while providing dependable switching and isolation. The withdrawable architecture allows the circuit-breaker moving part to be used with compatible SACE Emax fixed equipment, supporting inspection, servicing and replacement in high-capacity switchboards.
The PR122/P-LSI electronic release provides long-time protection against sustained overloads, short-time protection to support selective coordination and instantaneous protection against severe short circuits. Combined with the E6H breaker's high short-circuit performance, these functions make the 1SDA057036R1 suitable for critical very high-current electrical distribution systems.
Typical Applications
- Main low-voltage electrical distribution switchboards.
- Industrial manufacturing and process plants.
- Very high-current incomer and feeder protection.
- Power generation and infrastructure installations.
- Large commercial and industrial main distribution systems.
- Withdrawable switchgear requiring high-capacity electronic LSI protection.
Technical Specifications
| Series | SACE Emax E6H |
|---|---|
| ABB order code | 1SDA057036R1 |
| Product type | Air circuit breaker moving part |
| Frame | E6 |
| Performance class | H |
| Rated current | 6300 A |
| Number of poles | 4 |
| Execution | Withdrawable moving part |
| Trip unit | PR122/P-LSI |
| Release type | Electronic overcurrent release |
| Protection functions | LSI – long-time, short-time and instantaneous |
| Release rating | R6300 |
| Current type | AC |
| Rated ultimate short-circuit breaking capacity (Icu) at 415 V AC | 100 kA |
| Rated short-time withstand current (Icw) | 100 kA |
| Electrical durability at Ue ≤ 440 V | 2000 cycles |
| Electrical durability at Ue 500–690 V | 1500 cycles |
| Mechanical durability | 12,000 cycles |
| Auxiliary contacts | 4 |
| Circuit-breaker position indication | Open / closed |
| Dimensions (W × H × D) | 936 × 461 × 396.5 mm |
| Net weight | 134 kg |
| EAN | 8015644583767 |
| ABB product group | 310513-New Emax |
Frequently Asked Questions
What is the ABB 1SDA057036R1?
The ABB 1SDA057036R1 is an E6H 6300 SACE Emax four-pole withdrawable air circuit breaker moving part rated at 6300 A and equipped with a PR122/P-LSI electronic overcurrent release.
What is the rated current of the E6H 6300 PR122/P-LSI?
The circuit breaker has a rated current of 6300 A and is equipped with an R6300-rated PR122/P electronic overcurrent release.
What protection functions does the PR122/P-LSI provide?
The PR122/P-LSI provides long-time overload protection, short-time short-circuit protection and instantaneous short-circuit protection.
How many poles does ABB 1SDA057036R1 have?
The ABB 1SDA057036R1 is a four-pole E6H air circuit breaker moving-part configuration.
Is the ABB E6H 6300 1SDA057036R1 fixed or withdrawable?
This version is a withdrawable circuit-breaker moving part designed for use with compatible ABB SACE Emax fixed switchgear equipment.
What is the short-circuit performance of the ABB E6H 6300?
The E6H 6300 has a rated ultimate short-circuit breaking capacity of 100 kA at 415 V AC and a rated short-time withstand current of 100 kA.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax air circuit breakers are engineered for demanding low-voltage power distribution applications, combining very high current capability, advanced electronic protection and serviceable switchgear configurations for industrial, commercial and infrastructure installations.
