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.
1SDA070727R1 ABB E1.2N 630 Ekip G Touch LSIG 3P Fixed Air Circuit Breaker
ABB 1SDA070727R1 is a SACE Emax 2 E1.2N 630 A three-pole fixed air circuit breaker with front terminals and an Ekip G Touch LSIG electronic trip unit for generator and low-voltage power distribution protection.
£7,011.98
Why Choose the ABB E1.2N 630 Ekip G Touch LSIG 3P Fixed Air Circuit Breaker?
The ABB 1SDA070727R1 is a high-performance SACE Emax 2 E1.2N air circuit breaker (ACB) designed for protection, control and switching in demanding low-voltage power distribution systems. Rated at 630 A, this three-pole breaker incorporates an Ekip G Touch LSIG electronic trip unit providing long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection.
As part of the advanced ABB SACE Emax 2 range, the E1.2N combines compact construction with sophisticated electronic protection and monitoring capabilities. The Ekip G Touch release is particularly suited to generator protection applications while providing an intuitive touchscreen interface for configuration, measurements and system supervision.
This configuration is a three-pole fixed circuit breaker with front terminals. It provides a rated ultimate short-circuit breaking capacity of 66 kA at 400–440 V AC, a rated short-time withstand current of 50 kA for 1 second and a rated operational voltage up to 690 V AC.
Key Advantages
- Advanced ABB SACE Emax 2 E1.2N air circuit breaker.
- 630 A rated current for industrial and generator distribution systems.
- Ekip G Touch LSIG electronic trip unit with generator-oriented protection functionality.
- 66 kA ultimate short-circuit breaking capacity at 400–440 V AC.
- 50 kA short-time withstand current for 1 second.
- Comprehensive LSIG protection against overload, short circuits and earth faults.
- Fixed three-pole construction with front terminals for switchboard installation.
Key Features
- ABB SACE Emax 2 E1.2N air circuit breaker.
- 630 A rated uninterrupted current.
- 3-pole configuration.
- Fixed circuit-breaker version.
- Front terminal connection arrangement.
- Ekip G Touch LSIG solid-state electronic protection release.
- Long-time overload (L) protection.
- Short-time short-circuit (S) protection.
- Instantaneous short-circuit (I) protection.
- Earth-fault (G) protection.
- Rated operational voltage up to 690 V AC.
- Four auxiliary change-over contacts for circuit-breaker status signalling.
Advanced Generator and Power Distribution Protection
Air circuit breakers provide switching, isolation and protection at critical points in low-voltage power systems. The ABB SACE Emax 2 platform combines high short-circuit performance with advanced electronic trip technology, helping protect generators, cables, busbars and connected equipment against damaging electrical faults.
The Ekip G Touch LSIG release fitted to this E1.2N configuration combines generator-oriented protection capabilities with long-time, short-time, instantaneous and earth-fault protection. Its touchscreen interface supports detailed configuration and monitoring, making the breaker suitable for sophisticated generator and industrial power distribution installations.
Typical Applications
- Generator protection and generator distribution systems.
- Low-voltage main distribution switchboards.
- Industrial power distribution systems.
- Commercial and infrastructure electrical distribution.
- Manufacturing and process facilities.
- OEM switchboards and electrical distribution assemblies.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Order code | 1SDA070727R1 |
| EAN | 8015644745776 |
| Product type | Air circuit breaker |
| Frame | E1.2 |
| Short-circuit performance level | N |
| Rated current (In) | 630 A |
| Rated uninterrupted current (Iu) | 630 A |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Number of poles | 3 |
| Current type | AC |
| Installation | Fixed |
| Terminal arrangement | Front terminals |
| Trip unit | Ekip G Touch LSIG |
| Release type | Electronic |
| Protection functions | L (overload), S (short-time short circuit), I (instantaneous short circuit), G (earth fault) |
| Ultimate short-circuit breaking capacity (Icu) at 400–440 V AC | 66 kA |
| Ultimate short-circuit breaking capacity (Icu) at 500–690 V AC | 50 kA |
| Service short-circuit breaking capacity (Ics) | 100% of Icu |
| Short-time withstand current (Icw), 1 s | 50 kA |
| Short-time withstand current (Icw), 3 s | 30 kA |
| Power loss | 31 W |
| Electrical durability | 8000 cycles |
| Mechanical durability | 20000 cycles |
| Dimensions (H × W × D) | approx. 296 × 210 × 183 mm |
| Weight | approx. 14 kg |
| Standard | IEC 60947-2 |
| ABB product group | Emax2 Air Circuit Breaker |
Frequently Asked Questions
What is the ABB 1SDA070727R1?
The ABB 1SDA070727R1 is a SACE Emax 2 E1.2N 630 A three-pole fixed air circuit breaker with front terminals and an Ekip G Touch LSIG electronic trip unit.
What protection functions does the Ekip G Touch LSIG provide?
The Ekip G Touch LSIG provides generator-oriented protection capabilities together with long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection.
What is the breaking capacity of the ABB E1.2N 630?
This E1.2N configuration provides an ultimate short-circuit breaking capacity of 66 kA at 400–440 V AC and 50 kA at 500–690 V AC.
Is the ABB 1SDA070727R1 fixed or withdrawable?
The 1SDA070727R1 is a fixed three-pole air circuit breaker with front terminals.
What is the rated operational voltage of the ABB 1SDA070727R1?
The circuit breaker has a rated operational voltage of 690 V AC, making it suitable for a broad range of low-voltage industrial and generator power systems.
Trusted by Power Distribution Professionals Worldwide
ABB SACE Emax 2 air circuit breakers combine high-performance circuit protection, advanced electronic trip technology and flexible system integration for reliable generator and low-voltage power distribution applications.
