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1SDA064714R1 ABB E3H 2500 PR123/DC 2500 A 3-Pole Air Circuit Breaker
ABB 1SDA064714R1 is a SACE Emax E3H 2500 three-pole withdrawable DC air circuit breaker moving part rated at 2500 A with a PR123/DC R2500 electronic overcurrent release.
£19,867.11
Why Choose the ABB 1SDA064714R1 E3H 2500 Air Circuit Breaker?
The ABB 1SDA064714R1 is a high-performance SACE Emax E3H 2500 DC air circuit breaker moving part designed for protection and switching in high-current direct-current electrical distribution systems. Part of the ABB New Emax DC range, this three-pole withdrawable circuit-breaker moving part is equipped with a PR123/DC electronic overcurrent release and has a rated current of 2500 A.
The E3H 2500 combines ABB SACE Emax construction with advanced electronic protection technology for demanding DC applications. Its PR123/DC R2500 release provides accurate overcurrent protection, while the withdrawable moving-part design supports maintenance access and integration into compatible ABB Emax switchgear assemblies.
With a rated operational voltage of 750 V DC, rated current of 2500 A and three-pole configuration, the 1SDA064714R1 is designed for demanding DC distribution duties. The moving part includes four auxiliary contacts and circuit-breaker open/closed position indication for connection to monitoring and control systems.
Key Advantages
- High-performance ABB SACE Emax DC air circuit breaker moving part for industrial power distribution.
- 2500 A rated current for demanding DC electrical systems.
- PR123/DC R2500 electronic release for accurate circuit protection.
- Three-pole withdrawable construction supports serviceability and switchgear integration.
- 750 V DC rated operational voltage for high-current applications.
- Four auxiliary contacts for status signalling and control integration.
- Open/closed circuit-breaker position indication supports operational monitoring.
Key Features
- ABB SACE Emax E3 frame air circuit breaker moving part.
- E3H performance level.
- 2500 A rated current.
- Three-pole configuration.
- PR123/DC R2500 electronic overcurrent release.
- Designed for DC electrical distribution applications.
- Withdrawable circuit-breaker version.
- Four auxiliary contacts.
- Circuit-breaker open/closed position indication.
Reliable DC Circuit Protection and Switching
Air circuit breakers such as the ABB SACE Emax E3H provide dependable switching and overcurrent protection for high-current DC electrical systems. The PR123/DC electronic release continuously monitors circuit conditions and enables protection against overload and short-circuit events, helping safeguard electrical infrastructure and connected equipment.
The withdrawable E3H configuration is suited to switchboards where maintenance access and operational flexibility are important. Its combination of a 2500 A rating, electronic DC protection, auxiliary signalling and robust ABB Emax construction makes the 1SDA064714R1 suitable for demanding industrial DC distribution applications.
Typical Applications
- Industrial DC power distribution systems.
- DC switchboards and electrical distribution panels.
- Power conversion and rectifier installations.
- Industrial plants and process power systems.
- Infrastructure and utility DC applications.
- Withdrawable switchgear installations requiring electronic circuit protection.
Technical Specifications
| Series | SACE Emax / New Emax DC |
|---|---|
| ABB order code | 1SDA064714R1 |
| Product type | Air circuit breaker moving part |
| Frame | E3 |
| Performance level | H |
| Current type | DC |
| Rated current | 2500 A |
| Rated uninterrupted current | 2500 A |
| Rated operational voltage | 750 V DC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 12 kV |
| Number of poles | 3 |
| Release | PR123/DC R2500 |
| Release type | Electronic |
| Version | Withdrawable |
| Terminal connection | Withdrawable circuit-breaker connection |
| Rated ultimate short-circuit breaking capacity | 65 kA at 500 V DC; 40 kA at 750 V DC |
| Rated service short-circuit breaking capacity | 65 kA at 500 V DC; 40 kA at 750 V DC |
| Auxiliary contacts | 4 |
| Electrical durability | Ue = 1000 V DC, 7000 operating cycles |
| Mechanical durability | 20000 operating cycles |
| Maximum operating frequency | 60 cycles per hour |
| Power loss | 438 W |
| Dimensions (W × H × D) | 432 × 461 × 396.5 mm |
| Net weight | 64 kg |
| EAN | 8015644676070 |
Frequently Asked Questions
What is the ABB 1SDA064714R1?
The ABB 1SDA064714R1 is a SACE Emax E3H 2500 three-pole withdrawable DC air circuit breaker moving part equipped with a PR123/DC R2500 electronic overcurrent release.
What is the rated current of the ABB 1SDA064714R1?
The breaker has a rated current of 2500 A for high-current DC distribution applications.
Which protection release is fitted to the ABB E3H 2500?
This model is fitted with the ABB PR123/DC R2500 electronic overcurrent release for DC circuit protection.
How many poles does the ABB 1SDA064714R1 have?
The moving part has a three-pole configuration.
Is the ABB 1SDA064714R1 fixed or withdrawable?
The 1SDA064714R1 is a withdrawable circuit-breaker moving part designed for compatible ABB SACE Emax switchgear assemblies.
Does the ABB 1SDA064714R1 include auxiliary contacts?
Yes. The moving part includes four auxiliary contacts and circuit-breaker open/closed position indication for monitoring and control.
Trusted by Industrial Power Engineers Worldwide
ABB SACE Emax circuit breakers are engineered for demanding industrial power distribution systems where dependable switching, electronic circuit protection, maintainability and integration with modern switchgear are essential.
