Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SDA070809R1 ABB E1.2N 1000 Ekip Hi-Touch LSIG 3-Pole Fixed Air Circuit Breaker
ABB 1SDA070809R1 is an Emax 2 E1.2N 1000 A three-pole fixed air circuit breaker with front terminals and an Ekip Hi-Touch LSIG solid-state electronic trip unit for advanced overload, selective short-circuit, instantaneous short-circuit and earth-fault protection.
£7,704.17
Why Choose the ABB 1SDA070809R1 E1.2N 1000 Ekip Hi-Touch LSIG Air Circuit Breaker?
The ABB 1SDA070809R1 is a SACE Emax 2 E1.2N 1000 three-pole fixed air circuit breaker equipped with an advanced Ekip Hi-Touch LSIG solid-state electronic trip unit. Designed for demanding low-voltage AC power-distribution systems, it combines a 1000 A rated uninterrupted current with comprehensive overload, short-circuit and earth-fault protection.
This configuration features front terminals and the E1.2N short-circuit performance level, providing an ultimate short-circuit breaking capacity of 66 kA at 400–440 V AC and 50 kA at 500–690 V AC. Its rated short-time withstand current is 50 kA for 1 second and 30 kA for 3 seconds, supporting robust performance in high-demand distribution systems.
The Ekip Hi-Touch LSIG release provides long-time overload, selective short-circuit, instantaneous short-circuit and earth-fault protection. The Hi-Touch platform combines advanced protection with measurement and power-system supervision capabilities, while four auxiliary change-over contacts and open/closed indication support integration with compatible switchboard control and monitoring systems.
Key Advantages
- Advanced ABB SACE Emax 2 air circuit breaker for demanding low-voltage distribution.
- 1000 A rated uninterrupted current in the compact E1.2 frame.
- Ekip Hi-Touch LSIG electronic trip unit with integrated earth-fault protection.
- 66 kA ultimate short-circuit breaking capacity at 400–440 V AC.
- 50 kA short-time withstand current for 1 second.
- Three-pole fixed construction with front terminals for professional switchboard integration.
Key Features
- ABB SACE Emax 2 air circuit breaker.
- E1.2N 1000 configuration.
- 1000 A rated uninterrupted current.
- 690 V AC rated operational voltage.
- Three-pole construction.
- Fixed execution.
- Front terminals with bolted main-circuit connection.
- Ekip Hi-Touch LSIG solid-state electronic trip unit.
- LSIG protection: long-time overload, selective short-circuit, instantaneous short-circuit and earth-fault protection.
- Four auxiliary change-over contacts and switched-off indication.
Advanced LSIG Protection and Power-System Supervision
The Ekip Hi-Touch LSIG electronic trip unit provides comprehensive protection for sophisticated low-voltage distribution systems. Long-time protection responds to sustained overloads, selective short-circuit protection supports coordinated fault clearing, instantaneous protection rapidly disconnects severe short circuits, and integrated earth-fault protection provides additional protection against ground-fault conditions.
Combined with the E1.2N air circuit-breaker platform, the ABB 1SDA070809R1 delivers high fault-interruption performance in a compact fixed configuration. Front terminals support efficient switchboard integration, while the Hi-Touch electronic platform, auxiliary contacts and status indication make the breaker suitable for installations requiring advanced protection, measurement, supervision and automation.
Typical Applications
- Low-voltage main distribution switchboards.
- Industrial power-distribution systems.
- Commercial building electrical distribution.
- Transformer, generator and installation protection.
- Critical power and infrastructure installations.
- OEM switchboards requiring advanced LSIG protection and power-system supervision.
Technical Specifications
| Product family | SACE Emax 2 |
|---|---|
| ABB order code | 1SDA070809R1 |
| Product type | Air circuit breaker |
| Frame | E1.2 |
| Short-circuit performance level | N |
| Rated uninterrupted current | 1000 A |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage | 1000 V AC |
| Rated impulse withstand voltage | 12 kV |
| Current type | AC |
| Number of poles | 3 |
| Execution | Fixed |
| Terminal connection | Front |
| Main-circuit connection | Bolt connection |
| Trip unit | Ekip Hi-Touch LSIG |
| Release type | Electronic |
| Protection functions | LSIG |
| Integrated earth-fault protection | Yes |
| Ultimate short-circuit breaking capacity at 400 V AC | 66 kA |
| Ultimate short-circuit breaking capacity at 415 V AC | 66 kA |
| Ultimate short-circuit breaking capacity at 440 V AC | 66 kA |
| Ultimate short-circuit breaking capacity at 500 V AC | 50 kA |
| Ultimate short-circuit breaking capacity at 690 V AC | 50 kA |
| Rated service short-circuit breaking capacity | 100% of Icu |
| Short-time withstand current, 1 s | 50 kA |
| Short-time withstand current, 3 s | 30 kA |
| Auxiliary contacts | 4 change-over contacts |
| Switched-off indication | Yes |
| Degree of protection | IP30 |
| Power loss | 78 W |
| Product net dimensions (W × H × D) | 210 × 296 × 183 mm |
| Product net weight | 14 kg |
| Electrical durability | 8000 cycles |
| Mechanical durability | 20000 cycles |
| Standard | IEC |
| EAN | 8015644746599 |
| ABB product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA070809R1?
The ABB 1SDA070809R1 is a SACE Emax 2 E1.2N 1000 three-pole fixed air circuit breaker with front terminals and an Ekip Hi-Touch LSIG solid-state electronic trip unit.
What is the current rating of ABB 1SDA070809R1?
The E1.2N 1000 configuration has a rated uninterrupted current of 1000 A.
What protection functions does the Ekip Hi-Touch LSIG trip unit provide?
The LSIG configuration provides long-time overload protection, selective short-circuit protection, instantaneous short-circuit protection and integrated earth-fault protection.
What is the breaking capacity of the E1.2N 1000?
The E1.2N 1000 provides an ultimate short-circuit breaking capacity of 66 kA at 400–440 V AC and 50 kA at 500–690 V AC.
What is the short-time withstand current of ABB 1SDA070809R1?
The breaker has a rated short-time withstand current of 50 kA for 1 second and 30 kA for 3 seconds.
Does ABB 1SDA070809R1 provide earth-fault protection?
Yes. The Ekip Hi-Touch LSIG trip unit includes integrated earth-fault protection as part of its LSIG protection functions.
Is ABB 1SDA070809R1 fixed or withdrawable?
The ABB 1SDA070809R1 is a fixed Emax 2 air circuit breaker with front terminals.
Does ABB 1SDA070809R1 include auxiliary contacts?
Yes. The breaker provides four auxiliary change-over contacts together with switched-off indication for compatible monitoring and control arrangements.
Trusted by Electrical Professionals Worldwide
ABB SACE Emax 2 air circuit breakers are used in demanding industrial, commercial and infrastructure power systems where dependable overload, short-circuit and earth-fault protection, selective coordination and advanced electronic supervision are essential.
