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.
1SDA071335R1 ABB E1.2B 630 Ekip Touch LSI 4p F F Air Circuit Breaker 630 A
ABB 1SDA071335R1 Emax 2 E1.2B 630 Ekip Touch LSI four-pole fixed air circuit breaker with front connections, a 630 A rated current and 42 kA ultimate short-circuit breaking capacity at 440 V AC.
£4,484.06
Why Choose the ABB E1.2B 630 Ekip Touch LSI 4p F F Air Circuit Breaker?
The ABB E1.2B 630 Ekip Touch LSI 4p F F, order code 1SDA071335R1, is a compact four-pole air circuit breaker (ACB) designed for switching and protection in low-voltage power distribution systems. As part of the ABB SACE Emax 2 series, this fixed circuit breaker combines a 630 A rated current, dependable short-circuit performance and the advanced Ekip Touch LSI electronic protection release.
The integrated Ekip Touch LSI electronic trip unit provides long-time overload, short-time short-circuit and instantaneous short-circuit protection. Its touchscreen interface supports intuitive configuration, measurement and monitoring, while the short-time protection function enables improved selectivity and coordination with other protective devices in the electrical distribution network.
The E1.2B performance level provides an ultimate short-circuit breaking capacity of 42 kA at 440 V AC and a rated short-time withstand current of 42 kA for 1 s. This version features a four-pole fixed configuration with front terminals, providing a compact solution for three-phase four-wire switchboards and power distribution assemblies.
Key Advantages
- Compact ABB SACE Emax 2 air circuit breaker for low-voltage power distribution.
- 630 A rated current for industrial, commercial and infrastructure installations.
- 42 kA Icu at 440 V AC for dependable short-circuit interruption.
- Advanced Ekip Touch LSI electronic protection release.
- Long-time, short-time and instantaneous protection functions for comprehensive overcurrent protection.
- Short-time protection supports improved selectivity and circuit coordination.
- Four-pole fixed construction for three-phase four-wire distribution systems.
- Front terminals provide convenient access for switchboard integration.
Key Features
- ABB SACE Emax 2 E1.2B series.
- 630 A rated current.
- 42 kA ultimate short-circuit breaking capacity at 440 V AC.
- 42 kA rated short-time withstand current for 1 s.
- Ekip Touch LSI electronic protection release.
- Long-time overload (L), short-time short-circuit (S) and instantaneous short-circuit (I) protection.
- Touchscreen interface for intuitive protection configuration and monitoring.
- Short-time protection supports selective coordination with downstream protective devices.
- Four-pole construction for three-phase systems with neutral conductors.
- Fixed breaker configuration with front main circuit terminals.
- Compact E1.2 frame designed to optimise switchboard space.
Selective Protection for Low-Voltage Distribution Systems
Air circuit breakers such as the ABB Emax 2 E1.2B provide switching and protection for low-voltage electrical distribution systems. By detecting overload and short-circuit conditions and interrupting fault current, the breaker helps protect switchboards, cables, busbars and connected electrical equipment while supporting reliable operation of the wider electrical installation.
The Ekip Touch LSI release combines long-time overload, short-time short-circuit and instantaneous short-circuit protection with an intuitive touchscreen interface. The addition of short-time protection enables greater selectivity between protective devices, helping isolate faults closer to their source while maintaining continuity of supply to unaffected sections of the electrical network.
Typical Applications
- Low-voltage main and sub-distribution switchboards.
- Industrial power distribution systems.
- Commercial building electrical distribution.
- Three-phase four-wire distribution networks.
- Transformer secondary-side protection.
- Manufacturing and process industry installations.
- Infrastructure power distribution systems.
- Power distribution panels requiring selective four-pole protection.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Order code / MPN | 1SDA071335R1 |
| Product type | Air circuit breaker |
| Frame / sub-type | E1.2 |
| Performance level | B |
| Rated current | 630 A |
| Rated ultimate short-circuit breaking capacity (Icu) at 440 V AC | 42 kA |
| Rated short-time withstand current (Icw) for 1 s | 42 kA |
| Number of poles | 4P |
| Current type | AC |
| Trip unit | Ekip Touch LSI electronic release |
| Protection functions | Long-time overload (L), short-time short-circuit (S) and instantaneous short-circuit (I) |
| Integrated earth-fault protection | No |
| Mounting type | Fixed |
| Terminal type | Front terminals |
| Main circuit connection | Front connection |
| Configuration | Fixed breaker with front connections |
Frequently Asked Questions
What is the ABB 1SDA071335R1 used for?
The ABB 1SDA071335R1 is a four-pole air circuit breaker designed for switching and protecting low-voltage electrical distribution systems against overload and short-circuit conditions.
What is the rated current of the ABB E1.2B 630?
This Emax 2 air circuit breaker has a rated current of 630 A, making it suitable for industrial, commercial and infrastructure low-voltage distribution systems.
What is the short-circuit performance of the ABB 1SDA071335R1?
The E1.2B 630 has an ultimate short-circuit breaking capacity of 42 kA at 440 V AC and a rated short-time withstand current of 42 kA for 1 s.
What protection functions does the Ekip Touch LSI release provide?
The Ekip Touch LSI electronic release provides long-time overload (L), short-time short-circuit (S) and instantaneous short-circuit (I) protection, supporting effective selectivity and protection coordination.
Is the ABB 1SDA071335R1 fixed or withdrawable?
The 1SDA071335R1 is a fixed four-pole air circuit breaker with front main circuit terminals for integration into low-voltage switchboards.
Trusted Low-Voltage Circuit Protection
ABB SACE Emax 2 air circuit breakers combine compact construction, dependable interruption performance and advanced electronic protection for industrial, commercial and infrastructure low-voltage power distribution systems.
