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1SDA071805R1 ABB E4.2V 3200 Ekip Touch LSI 4P Air Circuit Breaker
ABB 1SDA071805R1 SACE Emax 2 E4.2V fixed four-pole 3200 A air circuit breaker with an Ekip Touch LSI electronic trip unit for high-performance selective low-voltage power distribution protection.
£18,827.01
Why Choose the ABB E4.2V 3200 Ekip Touch LSI 4P Air Circuit Breaker?
The ABB 1SDA071805R1 is a high-performance SACE Emax 2 E4.2V air circuit breaker (ACB) rated at 3200 A, engineered for protection and switching in demanding low-voltage power distribution systems. Part of the ABB SACE Emax 2 series, this fixed four-pole breaker combines exceptionally high short-circuit performance with the advanced Ekip Touch LSI electronic trip unit.
The Ekip Touch LSI solid-state release provides long-time overload, short-time selective and instantaneous short-circuit protection. Its touchscreen interface enables intuitive configuration of protection parameters and supports precise coordination within complex industrial, commercial and infrastructure electrical networks.
The E4.2V performance level provides an ultimate short-circuit breaking capacity of 150 kA at 440 V AC and a rated short-time withstand current of 100 kA for 1 s. This version is a fixed four-pole breaker with rear horizontal terminals and is fitted with four auxiliary contacts plus circuit-breaker open/closed position indication.
Key Advantages
- High-performance ABB SACE Emax 2 air circuit breaker for demanding power distribution systems.
- 3200 A rated uninterrupted current for high-current electrical installations.
- Four-pole configuration for comprehensive switching and isolation.
- Advanced Ekip Touch LSI electronic trip unit with touchscreen interface.
- LSI functionality provides long-time overload, short-time selective and instantaneous short-circuit protection.
- 150 kA ultimate short-circuit breaking capacity at 440 V AC.
- 100 kA rated short-time withstand current for 1 s for demanding selective protection applications.
- Fixed installation with rear horizontal terminals for switchboard integration.
Key Features
- ABB SACE Emax 2 E4.2V frame.
- 3200 A rated uninterrupted current.
- Four-pole construction.
- Fixed circuit-breaker execution.
- Rear horizontal terminals.
- Ekip Touch LSI solid-state electronic protection release.
- Adjustable long-time overload protection.
- Adjustable short-time selective protection.
- Instantaneous short-circuit protection.
- Touchscreen interface for protection configuration and monitoring.
- Exceptionally high short-circuit interruption capability.
- Four auxiliary contacts with breaker open/closed position indication.
Advanced LSI Protection for High-Fault-Level Distribution
ABB SACE Emax 2 air circuit breakers provide dependable switching and protection for low-voltage electrical networks. The E4.2V combines a substantial 3200 A current rating with an ultimate breaking capacity of 150 kA at 440 V AC, making it particularly suitable for installations where exceptionally high prospective fault currents must be safely interrupted.
The Ekip Touch LSI release combines long-time overload (L), short-time selective (S) and instantaneous short-circuit (I) protection. Adjustable electronic protection settings support selective coordination between upstream and downstream devices, while the touchscreen interface simplifies configuration and helps engineers optimise protection across complex power distribution networks.
Typical Applications
- Main low-voltage distribution switchboards.
- Industrial power distribution systems.
- Manufacturing and process plants.
- Commercial and infrastructure electrical installations.
- Transformer secondary protection.
- Generator and utility distribution systems.
- Very high fault-level electrical networks.
- Critical power and high-current feeder protection.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| ABB order code | 1SDA071805R1 |
| Product type | Air circuit breaker (ACB) |
| Frame | E4.2V |
| Performance level | V |
| Rated uninterrupted current (Iu) | 3200 A |
| Number of poles | 4 |
| Installation | Fixed |
| Terminal arrangement | Rear horizontal |
| Trip unit | Ekip Touch LSI |
| Release type | Solid-state electronic |
| Protection functions | L, S and I |
| Rated operational voltage | Up to 690 V AC |
| Ultimate short-circuit breaking capacity (Icu) | 150 kA at 440 V AC |
| Rated short-time withstand current (Icw) | 100 kA for 1 s |
| Auxiliary contacts | 4 |
| Breaker position indication | Open/closed |
| Product net width | 510 mm |
| Product net height | 371 mm |
| Product net depth | 270 mm |
| EAN | 8015644756550 |
| Standard | IEC 60947-2 |
Frequently Asked Questions
What is the ABB 1SDA071805R1 used for?
The ABB 1SDA071805R1 is an Emax 2 air circuit breaker designed for switching and protection in high-current low-voltage power distribution systems, particularly where exceptionally high short-circuit performance and selective protection are required.
What is the rated current of this circuit breaker?
The E4.2V circuit breaker has a rated uninterrupted current of 3200 A.
What protection functions does the Ekip Touch LSI trip unit provide?
The Ekip Touch LSI provides long-time overload, short-time selective and instantaneous short-circuit protection, represented by the L, S and I protection functions.
What is the breaking capacity of the ABB 1SDA071805R1?
The E4.2V performance level provides an ultimate short-circuit breaking capacity of 150 kA at 440 V AC and a rated short-time withstand current of 100 kA for 1 s.
How is the ABB E4.2V 3200 1SDA071805R1 installed?
This version is a fixed four-pole air circuit breaker equipped with rear horizontal terminals for integration into low-voltage switchboards.
Trusted for High-Fault-Level Power Distribution
ABB SACE Emax 2 air circuit breakers combine exceptionally high short-circuit performance, intelligent electronic protection and robust construction for dependable operation in demanding industrial, commercial and infrastructure power distribution systems.
