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1SDA070861R1 ABB E1.2B 1600 Ekip Dip LI 3p F F Air Circuit Breaker 1600 A
ABB 1SDA070861R1 E1.2B 1600 Ekip Dip LI three-pole fixed air circuit breaker with 1600 A rated current, 690 V AC operational voltage and 42 kA short-circuit breaking capacity for low-voltage power distribution.
£3,927.31
Why Choose the ABB E1.2B 1600 Ekip Dip LI 3p F F Air Circuit Breaker?
The ABB E1.2B 1600 Ekip Dip LI 3p F F, order code 1SDA070861R1, is a high-performance air circuit breaker (ACB) designed for protection and switching in low-voltage power distribution systems. As part of the advanced ABB SACE Emax 2 series, this E1.2 frame circuit breaker combines a compact design with reliable protection for demanding industrial and commercial electrical installations.
Equipped with an Ekip Dip LI electronic trip unit, the breaker provides long-time overload and instantaneous short-circuit protection. Its electronic protection technology enables dependable circuit protection while the Emax 2 platform offers the flexibility required for modern switchboards, distribution panels and industrial power systems.
With a rated uninterrupted current of 1600 A, a rated operational voltage up to 690 V AC and a rated ultimate short-circuit breaking capacity of 42 kA, the E1.2B 1600 is suitable for high-current power distribution applications. This model is a three-pole fixed circuit breaker with front terminals, providing a robust installation solution for low-voltage switchgear.
Key Advantages
- High-performance ABB SACE Emax 2 air circuit breaker for low-voltage power distribution.
- 1600 A rated uninterrupted current for demanding electrical installations.
- 42 kA short-circuit breaking capacity across a wide range of operational voltages.
- Integrated Ekip Dip LI electronic trip unit for overload and instantaneous short-circuit protection.
- Three-pole fixed configuration with front main-circuit terminals.
- Rated operational voltage up to 690 V AC.
- Compact E1.2 frame helps optimise space within switchboards and distribution panels.
- Designed for reliable protection of industrial and commercial low-voltage distribution systems.
Key Features
- ABB SACE Emax 2 E1.2 series.
- 1600 A rated current.
- 3-pole configuration.
- Fixed mounting design.
- Front terminal connection arrangement.
- Ekip Dip LI electronic release.
- Long-time overload and instantaneous short-circuit protection functions.
- 42 kA Icu at 400 V AC.
- 42 kA Ics with Ics equal to 100% of Icu.
- 690 V AC rated operational voltage.
- 1000 V AC rated insulation voltage.
- 12 kV rated impulse withstand voltage.
- Suitable for 690 V IT networks.
- Motor operator available as an optional accessory.
Reliable Protection for Low-Voltage Power Distribution
Air circuit breakers such as the ABB Emax 2 E1.2B protect high-current electrical distribution circuits against overloads and short circuits while also providing a reliable means of switching and isolating electrical supplies. Their high breaking capacity makes them particularly suitable for main distribution boards, industrial switchgear and other installations where substantial fault currents may occur.
The Ekip Dip LI trip unit provides electronic long-time and instantaneous protection functions. Combined with the Emax 2 platform's robust switching mechanism and high short-circuit performance, this enables the 1SDA070861R1 to provide dependable protection for transformers, distribution systems and industrial electrical infrastructure.
Typical Applications
- Main low-voltage distribution switchboards.
- Industrial electrical distribution systems.
- Commercial and infrastructure power distribution.
- Transformer secondary protection.
- Generator and installation protection.
- Manufacturing and process plant switchgear.
- Power distribution panels and control centres.
- High-current feeder and incomer protection.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Frame / sub-type | E1.2 |
| Order code / MPN | 1SDA070861R1 |
| Product type | Air circuit breaker (ACB) |
| Current type | AC |
| Rated current (In) | 1600 A |
| Rated uninterrupted current (Iu) | 1600 A |
| Rated operational voltage (Ue) | up to 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Rated ultimate short-circuit breaking capacity (Icu) | 42 kA at 400 V AC |
| Rated service short-circuit breaking capacity (Ics) | 42 kA at 400 V AC |
| Ics as percentage of Icu | 100% |
| Rated short-time withstand current (Icw) | 42 kA for 1 s |
| Number of poles | 3 |
| Protection release | Ekip Dip LI |
| Release type | Electronic |
| Protection functions | L (overload) and I (instantaneous short circuit) |
| Overload release adjustment range | 640–1600 A |
| Instantaneous short-circuit release adjustment range | 2400–24000 A |
| Short-circuit performance level | B |
| Mounting configuration | Fixed |
| Terminal arrangement | Front |
| Terminal type | Bolt connection |
| Main circuit screw size | M10 |
| Main circuit tightening torque | 45 N·m |
| Mechanical durability | 20,000 operating cycles |
| Power loss | 201 W |
| Suitable for IT networks | Yes, up to 690 V |
| Motor operator | Optional |
| Standard | IEC 60947-2 |
Frequently Asked Questions
What is the ABB 1SDA070861R1 used for?
The ABB 1SDA070861R1 is an Emax 2 air circuit breaker designed for switching and protecting high-current low-voltage power distribution circuits in industrial, commercial and infrastructure applications.
What is the rated current of the ABB E1.2B 1600?
The E1.2B 1600 has a rated current of 1600 A, making it suitable for high-current low-voltage distribution systems.
What breaking capacity does the 1SDA070861R1 provide?
The breaker provides a rated ultimate short-circuit breaking capacity of 42 kA at 400 V AC, with a rated service short-circuit breaking capacity of 42 kA.
What protection unit is fitted to this circuit breaker?
The 1SDA070861R1 is fitted with an Ekip Dip LI electronic trip unit, providing long-time overload protection and instantaneous short-circuit protection.
Is the ABB 1SDA070861R1 fixed or withdrawable?
This model is a fixed three-pole air circuit breaker with front terminals, designed for permanent installation within compatible low-voltage switchgear and distribution assemblies.
Trusted Power Distribution Technology from ABB
ABB SACE Emax 2 air circuit breakers are engineered for reliable protection, switching and control of low-voltage electrical distribution systems, combining high short-circuit performance with advanced electronic protection technology.
