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1SDA071937R1 ABB E6.2V 6300 Ekip G Touch LSIG 4P FHR Air Circuit Breaker
ABB 1SDA071937R1 is a SACE Emax 2 E6.2V 6300 A four-pole fixed air circuit breaker with rear horizontal terminals and an Ekip G Touch LSIG electronic trip unit for generator and high-current low-voltage power system protection.
£50,020.16
Why Choose the ABB 1SDA071937R1 Emax 2 Air Circuit Breaker?
The ABB 1SDA071937R1 is a high-performance SACE Emax 2 E6.2V air circuit breaker engineered for generator and demanding low-voltage power distribution applications. Configured as an E6.2V 6300 Ekip G Touch LSIG 4p FHR, it combines a rated uninterrupted current of 6300 A with ABB's advanced Ekip G Touch LSIG electronic trip unit.
This four-pole fixed circuit breaker provides comprehensive LSIG protection functions, covering long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection. The generator-oriented Ekip G Touch platform combines configurable protection with touchscreen operation, making the breaker particularly suitable for generator protection and high-current power systems requiring advanced monitoring and selective fault coordination.
The E6.2V high-performance frame provides a rated 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. Its fixed four-pole construction features rear horizontal terminals, providing a robust solution for integration into high-capacity switchboards and generator distribution assemblies.
Key Advantages
- High-performance ABB SACE Emax 2 E6.2V air circuit breaker for demanding power distribution and generator applications.
- 6300 A rated uninterrupted current for very high-capacity electrical installations.
- 150 kA ultimate short-circuit breaking capacity at 440 V AC.
- 100 kA short-time withstand current for 1 s supports selective coordination in high-fault-current networks.
- Ekip G Touch LSIG electronic trip unit combines generator-oriented functionality with overload, short-circuit and earth-fault protection.
- Four-pole fixed configuration with rear horizontal terminals for high-capacity switchboard integration.
Key Features
- ABB SACE Emax 2 E6.2V series.
- 6300 A rated uninterrupted current (Iu).
- Four-pole configuration.
- Fixed mounting construction.
- Rear horizontal terminals (FHR).
- Ekip G Touch LSIG electronic trip unit.
- LSIG protection for long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault conditions.
- Generator-oriented protection functionality through the Ekip G Touch platform.
- 150 kA Icu at 440 V AC.
- 100 kA Icw for 1 s.
Advanced Generator and LSIG Protection for High-Current Power Systems
Air circuit breakers such as the ABB SACE Emax 2 provide switching, isolation and protection for high-current low-voltage electrical networks. The E6.2V frame combines a substantial 6300 A current rating with 150 kA ultimate short-circuit breaking capacity at 440 V AC and 100 kA short-time withstand capability for demanding installations with high prospective fault currents.
The Ekip G Touch LSIG electronic trip unit combines long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection with functionality intended for generator applications. This makes the 1SDA071937R1 particularly suited to generator-fed networks, main distribution switchboards and critical power systems requiring advanced electronic protection and selective coordination.
Typical Applications
- Generator protection in high-current low-voltage electrical systems.
- Main incoming protection for very high-current switchboards.
- Industrial power generation and distribution systems.
- High-capacity feeder and busbar protection.
- Critical infrastructure and standby power installations.
- Power systems requiring overload, short-circuit, earth-fault protection and high breaking capacity.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame | E6.2V |
| ABB order code | 1SDA071937R1 |
| Product type | Air circuit breaker |
| Rated uninterrupted current (Iu) | 6300 A |
| Number of poles | 4 |
| Trip unit | Ekip G Touch LSIG |
| Release type | Electronic |
| Protection functions | LSIG |
| Long-time overload protection | Yes |
| Short-time short-circuit protection | Yes |
| Instantaneous short-circuit protection | Yes |
| Integrated earth-fault protection | Yes |
| Generator-oriented protection | Yes |
| Rated ultimate short-circuit breaking capacity (Icu) at 440 V AC | 150 kA |
| Rated short-time withstand current (Icw), 1 s | 100 kA |
| Mounting version | Fixed |
| Terminal arrangement | Rear horizontal |
| Configuration | 4-pole FHR |
| Product net weight | 125 kg |
| Product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA071937R1 used for?
The ABB 1SDA071937R1 is a 6300 A four-pole air circuit breaker designed for high-current low-voltage power distribution and generator protection applications.
What trip unit is fitted to the ABB 1SDA071937R1?
The breaker is fitted with an Ekip G Touch LSIG electronic trip unit, combining generator-oriented functionality with comprehensive electronic protection.
What protection functions does the Ekip G Touch LSIG provide?
The LSIG configuration provides long-time overload, short-time delayed short-circuit, instantaneous short-circuit and earth-fault protection, while the Ekip G platform adds functionality intended for generator applications.
What is the current rating of the ABB 1SDA071937R1?
The E6.2V circuit breaker has a rated uninterrupted current of 6300 A.
What is the breaking capacity of the ABB 1SDA071937R1?
The E6.2V 6300 configuration has a rated ultimate short-circuit breaking capacity of 150 kA at 440 V AC.
Does the ABB 1SDA071937R1 provide earth-fault protection?
Yes. Its Ekip G Touch LSIG trip unit incorporates earth-fault protection alongside long-time, short-time and instantaneous short-circuit protection functions.
What is the short-time withstand rating of the ABB 1SDA071937R1?
The breaker has a rated short-time withstand current of 100 kA for 1 s.
Is the ABB 1SDA071937R1 fixed or withdrawable?
This model is a fixed four-pole circuit breaker equipped with rear horizontal terminals.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 2 air circuit breakers are engineered for reliable protection and switching of demanding low-voltage electrical networks, combining very high current-carrying capability, exceptional fault interruption performance and advanced electronic protection for generator, industrial, commercial and infrastructure power systems.
