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1SDA056659R1 ABB E3V2500 PR122/P-LI 2500 A 3-Pole Fixed Air Circuit Breaker
ABB 1SDA056659R1 E3V2500 is a 2500 A three-pole fixed SACE Emax air circuit breaker with rear horizontal terminals and a PR122/P-LI electronic overcurrent release for high-current low-voltage AC distribution systems.
£17,140.94
Why Choose the ABB E3V2500 PR122/P-LI Air Circuit Breaker?
The ABB E3V2500 PR122/P-LI, order code 1SDA056659R1, is a high-performance SACE Emax air circuit breaker (ACB) designed for protection and switching of high-current low-voltage AC distribution systems. Part of the ABB SACE Emax E3 series, this three-pole fixed circuit breaker combines a 2500 A rated current with the electronic PR122/P-LI overcurrent release.
The E3V2500 uses ABB's high short-circuit performance level V and is designed for demanding industrial and commercial power-distribution applications. Its PR122/P-LI electronic release provides long-time overload and instantaneous short-circuit protection, helping protect conductors, switchboards and downstream electrical equipment against damaging overcurrents.
This configuration is a three-pole fixed circuit breaker with rear flat horizontal terminals. It has a rated operational voltage up to 690 V AC, a rated insulation voltage of 1000 V and a rated impulse withstand voltage of 12 kV, making it suitable for robust low-voltage power-distribution assemblies.
Key Advantages
- High-current 2500 A SACE Emax air circuit breaker for demanding distribution systems.
- PR122/P-LI electronic overcurrent release provides overload and instantaneous short-circuit protection.
- Three-pole fixed configuration for permanent installation in low-voltage switchboards.
- High V-level short-circuit performance for installations with substantial prospective fault currents.
- 690 V AC rated operational voltage supports a wide range of industrial distribution applications.
- Rear flat horizontal terminals facilitate integration into busbar and switchboard arrangements.
Key Features
- ABB SACE Emax E3V2500 air circuit breaker.
- 2500 A rated current.
- 3-pole fixed version.
- PR122/P-LI electronic release.
- LI protection functions for long-time overload and instantaneous short-circuit protection.
- Rear flat horizontal terminal connection.
- 690 V AC rated operational voltage.
- 1000 V rated insulation voltage.
- 12 kV rated impulse withstand voltage.
- Designed to IEC requirements for low-voltage circuit breakers.
Reliable Circuit Protection for High-Current Power Distribution
Air circuit breakers such as the ABB SACE Emax E3V2500 provide switching and overcurrent protection at the main and feeder levels of low-voltage electrical distribution systems. The PR122/P-LI electronic release monitors circuit current and provides long-time overload protection together with instantaneous intervention under severe short-circuit conditions.
The E3V performance version is engineered for installations where high fault-current capability is required. Combined with its 2500 A current rating, fixed construction and rear horizontal terminals, the 1SDA056659R1 is well suited to main switchboards, industrial distribution boards and other high-capacity electrical power systems.
Typical Applications
- Main low-voltage distribution switchboards.
- Industrial power-distribution systems.
- Manufacturing and process plants.
- Commercial and infrastructure electrical installations.
- Transformer secondary and main incomer protection.
- High-current feeder protection.
- Power distribution and control assemblies.
Technical Specifications
| Series | SACE Emax E3 |
|---|---|
| ABB order code | 1SDA056659R1 |
| Product type | Air circuit breaker |
| Sub-type | E3 |
| Short-circuit performance level | V |
| Rated current | 2500 A |
| Rated uninterrupted current | 2500 A |
| Rated operational current | 2500 A |
| Number of poles | 3P |
| Current type | AC |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 12 kV |
| Release | PR122/P-LI |
| Release type | Electronic |
| Mounting version | Fixed |
| Terminal connection | Rear flat horizontal |
| Rated ultimate short-circuit breaking capacity at 380–440 V AC | 130 kA |
| Rated ultimate short-circuit breaking capacity at 500–690 V AC | 100 kA |
| Rated service short-circuit breaking capacity at 380–440 V AC | 100 kA |
| Rated service short-circuit breaking capacity at 500–690 V AC | 85 kA |
| Rated short-time withstand current | 85 kA for 1 s; 65 kA for 3 s |
| Power loss | 205 W |
| Electrical durability | 8000 cycles at Ue ≤ 440 V; 7000 cycles at 500–690 V |
| Mechanical durability | 20,000 cycles |
| Product dimensions (W × H × D) | 404 × 418 × 302 mm |
| Product net weight | 60 kg |
| EAN | 8015644579999 |
| Standard | IEC |
Frequently Asked Questions
What is the ABB 1SDA056659R1 used for?
The ABB 1SDA056659R1 is a 2500 A SACE Emax air circuit breaker used for switching and overcurrent protection in high-current low-voltage AC power-distribution systems.
What protection release is fitted to this circuit breaker?
The breaker is fitted with an ABB PR122/P-LI electronic overcurrent release, providing long-time overload and instantaneous short-circuit protection functions.
What is the rated current of the ABB E3V2500 PR122/P-LI?
The circuit breaker has a rated current of 2500 A.
Is the ABB 1SDA056659R1 a fixed or withdrawable circuit breaker?
This version is a fixed three-pole circuit breaker equipped with rear flat horizontal terminals.
What is the maximum rated operational voltage?
The E3V2500 PR122/P-LI is rated for operation at up to 690 V AC.
Trusted Protection for Industrial Power Systems
ABB SACE Emax air circuit breakers are engineered for dependable protection and switching in demanding low-voltage power-distribution systems, combining high current ratings, electronic protection and robust short-circuit performance.
